Manuale d’uso / di manutenzione del prodotto 17/19EX del fabbricante Carrier
Vai alla pagina of 437
17/1 9E X 50 /60 Hz Cen trifu g al L iq u id C hiller s wit h HFC- 1 3 4a S t a rt - Up, O peratio n , an d M a i n te n ance In struc tions M a nufact urer r eserve s th e r ight t o di scont inue, o r change at any t ime, speci fica tions or de signs without no ti ce and withou t incurr ing obligat ions.
DO NOT VE N T refr ig e r ant r eli ef valv e s with in a bui ldi ng. Ou tle t fr om rupt u r e d is c o r r e li e f v a lv e m u st be v en t e d o u t do or s i n ac c or da nc e wi t h t h e l at e s t e di t i on of A SHRAE 1 5 (Safe ty C ode fo r Me chanical R efrigeration).
DO NO T W E LD O R F LA M E CUT an y ref r iger an t l i ne o r ve sse l unti l al l ref ri g era nt ( li qui d and vap or ) ha s be e n re mo v ed fro m ch ill e r. Trac es of v apor sho uld be d is - pl a ce d with dry air or n itr ogen a nd the w ork ar ea s h oul d be we ll ve ntil ate d.
g as pr ess ur e, l oo se n the co l la r a nd u n scr ew an d d is car d the va lv e st em . DO NO T I NCI NE R AT E . CHECK THE R EF RIGERANT T YPE b efore a d d ing r efrig e rant to th e ma c hine. T h e in tro duct io n o f the w ro ng r ef rige ran t c an cau se d ama ge or m a lfun ct ion to this ma ch in e.
CA UTI ON CAUTION ! D O N O T ST EP on refr ig e ra nt l ine s. B r oken li ne s c an whi p ab out an d ca use pe r - so na l i nj u ry. D O N O T cli mb ove r a m ac hin e . Use p lat for m , catw al k , or s ta gin g. Fo llo w sa fe p r ac tic es w hen u si ng ladde rs.
CA UTI ON CAUTION ! PERIO D ICALLY I N SPECT a ll v alve s , fittings, and pi p i n g fo r c orrosion, rust, l e aks, o r da mage . PRO V ID E A D RAI N c on ne cti on i n th e ven t li n e n ear e ach pr ess ur e re lief d evi ce to p r ev en t a bu ild -up of c on de nsate o r r ain wat er .
Co nt e nt s Lis t o f Ta bl es Lis t o f Fi gur e s Safe t y C ons id er a tion s Intr od uc tion Ab br evia t io ns 17/1 9 E X M a c hin e Fa mi lia r iza t ion Ma chi ne I d e nti fi c at io n L ab.
Co nt e nt s R efri g era tion C ycle Mot or /O il Re fr ige r ati on Co oli ng Cy c le H erm eti c Mach i ne s (19 Seri es ) L u br ic ati on Cyc l e Su mm a r y Det a ils O p en - Dri ve Ma chin es .
Co nt e nt s Ge nera l P I C S ys te m Compone nts P r o c es sor Mo du l e ( P S IO ) Sta rter Manage me nt M odule ( S M M ) Lo ca l In te rfa ce De vi ce (L I D) 6- Pa ck Re la y B o ard 8 - Input .
Co nt e nt s LI D O pe r at i on a nd Menus Gene ral Ala rms a nd Al e rts LID De f a ul t Scre en Menu I tem s M e nu Struc ture To View or Cha nge Poi nt Status Overrid e Op era t i ons To View or C.
Co nt e nt s De m a nd Li mi t i ng Ma ch i n e T i me r s Oc c upa nc y Schedul e Safe ty Contr o l s Shunt T r ip D ef a u lt Scr een Fr eeze Moto r Co olin g Co n tr o l ( He rme ti c M oto r s O n.
Co nt e nt s S p are S a fe t y Inputs S pa re Al ar m Con t ac ts Conde nser Pump Co ntrol Conde nser Fr eeze Pr ev ent i on To w er - F an R e l ay Auto.
Co nt e nt s Lo a d Bal anc i ng Au to. Resta rt Af te r Pow e r Fa i lur e Ic e B uil d C on tro l Ice Bu ild In i tia ti o n St art - Up/ R e cyc le Op era ti on Te m pe r atur e Cont ro l Du r ing .
Co nt e nt s Sta rt-Up/Shutdown/Recycle Sequ e nce Lo c al St ar t - U p S h utdown Seque nce Automa tic S oft St op A mps Thre shold C hil l ed W ater R e cy cle M od e S a fe ty Shut dow n B efore I.
Co nt e nt s To rque A l l Ga s ket ed J oints C hec k Ma chi ne Tig htn e ss Re fr ig er a nt T r ac er L e ak Test M a chin e S t anding Vacuum Te st Machine D ehydr ati on In s p ec t W a te r P i .
Co nt e nt s C hec k S t art er M ec han ic al- T yp e St art er s S oli d-Sta te Sta rte rs Oi l Charg e P o w er Up t he C ont rols and C heck t he Oil H eat e r Sof twa re Ver sio n S e t Up Ma c h.
Co nt e nt s M odify E quipme nt Confi gura t i o n If N e ces s a ry Ch e ck V ol ta ge Supply Perform an Automa ted Co n t rol Te st Che ck Pumpout Syst em Cont r o ls and Optiona l Pumpout Comp r e.
Co nt e nt s C hec k O il P res sur e an d C om pre ssor St op Cal i brate M oto r Curre n t D emand S ett i n g T o P rev ent Acc iden tal Star t-U p H ot A lig nmen t Ch ec k f or O p en- Dri ve M a.
Co nt e nt s R evi ew M a in te n ance Sa fe ty D ev ice s a n d Pro ce d ur es Ch e ck Ope r ato r Kn owledge R evi ew t h e St art -Up , O per a tio n , an d M ain t en a nc e Ma nu a l Ope r ati ng.
Co nt e nt s Pu mp o ut an d R ef ri g era n t T ransf e r Pro ced ures P repar at ion Ope ra ting the Opt i o na l P u m po ut Comp re ssor T o Re ad R e fri ge ran t Pr ess u res T ra nsf erri ng R .
Co nt e nt s Test Af te r S erv ice , Repa ir, or Ma jor Leak Re fr i ge ran t Tr ac er To P r es s ur ize w it h D r y Ni tro g en Re pair the Le a k, Ret es t, and A ppl y Stand ing V a cuum Te st C.
Co nt e nt s We ekly M a in t en an ce C hec k th e Lu b r ica t i o n Sys t e m Sch ed ule d M ai nte na nc e S ervice Ont ime I n sp e ct t h e C o n t r o l C en t er Che ck Sa fe ty and O pera tin.
Co nt e nt s In s pec t Re f r ig era nt F l o a t Syst em Inspe ct Relief V a lve s and P ipi ng Coupli ng Main ten anc e (Ope n-Dri v e M a ch ines ) Pr ocedure Moto r M ai n te n a n ce (O pen- Dri.
Co nt e nt s In s pec t th e Star ti ng E q ui pm ent C hec k P res sure Tr ans du cer s Pu mpo ut Sy s tem Ma in te nanc e Opti onal P u m p o ut Co mpres sor Oi l Ch arge Pum pout S afe ty C ontrol .
Co nt e nt s C hec king Pres sur e Tran s du cer s Oil Di ffere n ti al P res sure /Po we r S upply Modul e Ca l i b r ation Trou bl es hooting Tra nsd uc ers T ran sd u c er R e pl ac eme nt Control .
Co nt e nt s S t arter Ma nagem ent Module ( SM M) Input s Out put s Options M odules (8-I nput) Re plac ing Defect i ve P r oc essor Mo dul es Ins talla ti on of Ne w PSIO M odule 17/1 9 E X P h ys i.
Co nt e nt s Lis t o f Ta bl es Tab le 1 — M ajor PIC Comp o nent s and Panel Loc at ion s Tab le 2 — LID S cre en s Ex am p le 1 — S ta tus 01 Di sp la y S cre en Ex am p le 2 — S ta tus 02 D.
Co nt e nt s Tab l e 3 — P rotect ive Sa fe ty Li mi ts a nd Cont rol Set tings Tab le 4 — C apacity O ve r rides Tab le 5A — H FC -1 34 a P r es su re — T em p e r atu re ( F ) Tab le 5B — .
Co nt e nt s Tab le 8 — LID P rima r y an d S e condar y Messa ges a nd Cus tom Al arm / A lert Mess ag es w i th Troubl e sho oti ng Gu ides ( Continue d) H. Norm al Ru n wi th R es et, Te mp era t ure , Or D emand I. N orm al R u n Ov er ri d es Ac ti ve (A le rt s) J.
Co nt e nt s Tab le 14 — M arine W at e rbox Cover Weig hts Tab le 15 — N IH W aterbox Cove r Weig hts Tab le 16 — A ux ilia ry Sy st e ms, El ectric al Dat a Tab le 17 — Ope n-Dri v e Compre .
Co nt e nt s Lis t o f Fi gur e s Figur e 1 — 17 /19 EX I den t if ica ti o n Figur e 2 — Typic al 17E X Ins t alla t i on Figur e 3 — Typic al 19E X Ins t alla t i on Figur e 4 — R efrige ran.
Co nt e nt s Figur e 13 — Pow er Panel w i th O pti ons (Her m et ic Ma chine S how n) Figur e 14 — LID De fa ul t Scr e en Figur e 15 — LID S ervic e Scre en Figur e 16 — 17 /19 EX Me n u St .
Co nt e nt s Figur e 27 — Shi pping Bol t on Open D riv e Motor Figur e 28 — 1 7/1 9EX L eak Test P roc edure s Figur e 29 — D ehydr a t io n C old Tra p Figur e 30 — C o r rec t Mo to r Rot a.
Co nt e nt s Figur e 41 — A dj u s ting An g ul ar Mis ali g nme nt in Pl an Figur e 42 — C orr e c ting P a ralle l Misa lignme nt Figur e 43 — Al ig nmen t Ch ec k — A s se mb led C ou p lin.
Co nt e nt s Figur e 55 — Ope n-Dri v e Compre ss or Fit s and Cl ear ances Figur e 56 — H erme t i c C ompres s or F i t s and C leara nces Figur e 57 — Ele ctro nic PIC C ontr o l s Wirin g S .
In t ro d uc t io n Pr ior t o ini ti al s ta r t-u p of t h e 17/ 19 EX u nit , t ho s e inv o lved i n th e s ta r t-u p, o pera ti on, and main te nan c e shou ld be thor o ugh ly fa m ili ar w it h th es e in str uct io ns and o th er n ec ess a r y j ob da ta .
Th is eq uip ment u se s , a nd ca n r a dia te , r ad io frequ en cy e ne rg y. If n ot in sta ll ed an d u sed in acc or da nc e wi t h t h e i ns t ru ct i on man u al , i t m ay ca us e in t er f ere nc e t o r a d io c o m mun ic a ti ons.
Ab br evia t io ns Fre que nt ly us ed a bbr e v iat io ns in t his m anu al in c lud e: CCN — C ar r ier Comf or t N et w or k LCDW — Leavi ng Con denser W a ter CCW — C oun tercl ockw ise LCW .
17 / 1 9EX Ma chin e F amil ia ri zat i on ( Fi gure 1 , Figu re 2 , an d F i gure 3 ) Ma chi ne I d e nti fi c at io n L abe l Th e ide nt if ic at io n lab el is lo cat ed on t he ri ght s ide o f the m ac h ine c o nt r ol c en te r p ane l.
Cooler Th is v e ss el ( als o kno wn as th e e v apo rat or ) is l ocat ed un der n eat h t he cond ense r, next to t he ut ili ty ves s e l. T he c o ole r i s m a int ai ned a t lo wer t empe rat ur e/ pr e ss ur e s o t hat ev ap or at in g ref r ige rant c an r em o v e hea t fr om wat er f low ing t hr o ugh i ts in te r nal t ub es .
Moto r S ta r te r ( Pur c has e d S e para te ly) Th e s ta r te r a llo ws f o r t he p r o pe r st ar t ing a nd di s c onn ect ing o f t he e lect r ic al e nerg y f or t he comp re ssor-motor, oi l p ump, oi l h eater, an d co ntrol p a nels.
Comp res s ion r a is es t he r ef r ig eran t tem pe rat ur e ab ov e t hat of t he w at er fl owi ng t hr ou gh t he cond ense r t ub es . W he n th e war m ( t y pic a lly 98 t o 10 2 F [37 t o 40 .
Mo tor /Oi l R e f ri ge rat io n C oo lin g C y cl e Th e m ot or is c ool ed by liq uid r e fri gera nt t ak e n fro m t he b ot to m o f the c on den s er v es s el ( Fi gur e 4 ). F low o f ref r ig eran t is mai nt ain ed by t he pr e ss ur e di ffer e nt ial t ha t exi s ts du e to com pr e ss or ope rat ion .
alw ay s a m ini mum fl ow by p as s in g th e TXV , whi ch fl ows t hr ou gh an o r if ic e. Th e TXV v al ve regu lat es f low i nt o th e oil /re fri gera nt p lat e an d fra m e- t y pe he at e xc han ger. Th e bul b fo r t he expa nsio n valv e c o nt r ols oi l te m per a tu r e to t he b ear i ngs.
Det a ils Oi l is c harg ed in to t he re ser v oir (I te m 1 ) t hro ugh a h and v a lv e ( I te m 4 ) w hic h a lso f unct io ns as an oi l drai n. I f t he re is r ef r ige rant in t he m ac h ine , a pu m p is r equ ired f or c ha rgin g. S i ght gla s s es ( It em 10) on t he r es e rv oir wal l per m i t obse r v at ion o f th e oil le v el.
As t he o il le aves t he oi l c ool er, i t pa s s es th e oil p re s s ur e t rans d ucer ( I te m 1 4) and t he n th e th er m os t at ic ex p ansi on v al ve bul b (It em 13 ). T he oi l fl ow is t hen d ivid ed, and a p ort ion f lo ws to th e m ot or - en d bea r ing (I t em 19) an d seal .
Duri ng t he m ac h ine s t art - up, t he P I C will e ner g ize t he oi l pum p a nd pr o vide 1 5 s ec on ds of prel ubri c at ion t o t he be ar in gs af te r t he o il pr e ss ur e is v er i fi ed an d bef or e t he c o nt r ols s t ar t t he comp re ssor.
Open -Dr i v e Mach i ne s ( 17 S er ie s) Lu b ri cat i o n Cy cle Su mm a r y Th e m ain o il pu mp and o il r es er v o ir ar e c on ta ine d in t he c om p res s or ba se. O il i s p umpe d th r oug h an oi l c ool er and a f il te r t o r em o ve hea t an d any f or ei gn pa r ti c les .
Wa te r f lo w th r oug h t he oi l c oo ler is m a nua lly ad just ed b y a plu g v al v e (It em 9 ) t o m ai nt ain th e oil a t an o pera ti ng t empe rat ur e of app rox im a te ly 145 F ( 63 C) .
Starters All s t ar t er s , wh et he r sup pli ed by Ca rr ier or t he c us t om e r , mus t m eet Car r i er S ta r te r Spec i fi c at ion Z - 37 5.
Vola til e M em ory Vola ti le m em o ry is m em o ry i ncap abl e of b ein g s us t ain ed if pow er is los t and s u bseq uen tl y restore d . Ge neral Th e 17/ 19 EX h erm et ic c en tri fu gal l i.
P I C S ys te m Compone nts T h e Pro duct Integrated C o ntrol (PIC) i s the control system o n the machine. See Table 1 . T he PIC c o nt r ols t he op er at io n of t he m a c hin e by m oni to r ing a ll op erat in g c ond it ion s.
Th e P IC co ns ist s of 3 mo dul es hou s ed in side t he 3 m a jor c ompo nen ts. Th e com po nen t name s a nd t he c on tro l volt ag e cont ai ned i n eac h c o mpon ent ar e li ste d bel ow (al .
Th es e in put s ar e c on nect ed t o t he P S I O mod ule . T he P S I O al s o pr ov i des ou tp ut s t o t he: gui de v a ne ac t ua to r ; oi l pu mp; o il he at er; hot gas by p as s ( op ti ona l); mo to r co oli ng so len oid ; an d al a rm co ntact.
6- Pa ck Re la y B o ard Th is dev i ce is a c lus t er of 6 p ilo t rel ays loc a te d in t he c on tro l c ent er . It is ene rgiz e d by th e PS IO fo r t he o il pu mp, o il he at er , a larm , opt io nal h ot g as by pa ss r e lay, and mo to r c o oli ng sole noi d ( 19E X m ac h ine s ) o n aux i lia r y o il pu m p ( 17E X m ac h ine s ) .
Ho t Gas B ypas s Cont actor Re lay (3C ) (Opti ona l) Th is r el ay , lo c at ed in th e p owe r pa nel , c ont rol s t he ope nin g o f th e h ot ga s by p as s v al ve. T he PIC e nerg izes t he rel ay dur i ng lo w loa d, h igh l if t con dit io ns.
pres s u re a nd o ut put s t he dif f er en ce a s an oil dif f er en ti al pr es s u re s ig nal t o t he P S IO . Th e P S I O conv e rts t his s ig nal t o di ff er e nt ial o il pr e ss ur e. To c a lib r at e th is r ead ing , ref er t o th e Tro ubl esho ot ing G ui de, Ch e cking Pre ssure Tran sd ucers se ct ion.
LID O pe rat i on a nd M enu s ( Fig ure 14 , Fi gure 1 5 , Fig ur e 16 , Fig ur e 1 7 , Fi gure 1 8 , Fig ure 19 , and F i gu r e 20 ) Gene ral • The LID d isp lay w i ll a u tomatically reve rt to.
Ala rms a nd Al e rts Alar m ( *) and alert ( !) s t at us ar e in dic a te d on t he De fa ult s c r een a nd t he S t at us ta ble s. An ala r m ( * ) w ill s h ut d own t he co m pres so r. A n al er t (! ) not if ie s t he o pera to r t ha t an u nus u al cond it ion h as oc c ur r e d.
LID De f a ul t Scre en Menu I tem s T o p erform an y of the op e rations d escribed b e low, t he PI C mu s t be p owe r ed up a nd h ave succe ssf ul ly comp l eted i t s self t e st. T h e De f au lt scre en me n u sel e cti o n offers f o ur o ptions (St atus, Schedule, Se t p oint, an d Ser v ic e ).
M e nu Struc ture T o p erform an y of the op e rations d escribed b e low, t he PI C mu s t be p owe r ed up a nd h ave succe ssf ul ly comp l eted i t s self t e st. • Pr es s M E NU t o s ele ct f r om th e fo ur av ai lab le op ti ons . • Press t h e soft ke y t ha t co rre sponds t o t he d esired men u st ructure .
• Press SELECT to a ccess the highlighted p oint. • Pr ess QU IT to l eav e t he se lect ed d ecis i on or f iel d wit ho ut sa v ing a ny chan ges. • Or, pr es s E NT E R t o lea ve th e s ele c te d dec i sion o r f ie ld an d s av e c ha nge s .
To View or Cha nge Poi nt Status ( F i gu re 18 ) Poin t St at us is th e ac t ual v a lue o f al l of t he t em p erat ur e s , pre ss ur es , re lay s , and a c tu at or s sens e d and c o nt r oll ed by t he P I C. 1. On t h e Men u scre en, pre ss ST ATUS t o view t h e li st of Po int St a tus t ables.
3. Press SEL EC T to vi ew t he d esired Poi n t Status t a ble. 4. O n t he P o int S t at us t abl e p r ess N EX T or PRE VI OU S un ti l des i r ed poi nt i s di spla yed on t he screen. F o r D iscre te Points — Press ST AR T or STOP, YES o r N O, O N o r O F F, etc.
Fo r A n alo g Poin ts — Press INC REASE or D ECR EASE t o select t he d esired val u e. 5. Press EN T ER to reg i ster n ew va l ue. Overrid e Op era t i ons Note: W h en o ver rid ing or c ha ngi .
To Rem ov e an O ve rri d e 1. O n th e P oin t St at us ta ble p r es s NE X T o r P R E V IO US t o hig hli ght th e des i red po int . 2. Pr es s S E LE C T to ac c es s t he hi ghl igh te d poi nt . 3. Press R ELEASE to remo ve t he o ve rride an d return t he p oi nt t o the PI C ’s au t oma tic con trol.
Ov err ide I nd i cat i o n An o ve rrid e val u e i s indicated by ‘‘SUPVSR,’’ ‘‘SERVC,’’ or ‘‘ BEST ’ ’ fla sh in g ne xt t o the point valu e on t he S t at us ta ble . To View or Cha nge Tim e Sc hedu l e O pe ra tion ( Fi g u re 1 9 ) 1.
3. Press SEL EC T to a ccess and vie w t he t ime sch edule. 4. Pr es s NE X T or P RE V I OU S t o hi ghl igh t t he de sir ed p er io d or ov er r id e th at y o u wish t o cha nge . 5. Pr es s S E LE C T to ac c es s t he hi ghl igh te d per i od or ov e rr ide .
6. a. Press INCREASE o r DECREASE to change the t i me values. O ve rrid e values are in one- hou r i ncr em e nt s , up t o 4 ho ur s . b. Press EN ABLE to sel e ct d a ys i n t h e da y-o f-week fie l ds. Pre ss D ISABLE t o eliminate days f r om th e per i od.
8. Pr es s E X I T t o lea ve th e per i od or ov e rr ide . 9. Eit he r r et urn t o St ep 4 t o se lect an ot her p er io d or o v err id e, or pre s s E XI T a gai n t o le av e t he current t ime sch edule scre e n an d sa ve t h e cha n ges.
To Vi e w and C ha nge Set P oi nts ( F i gu re 20 ) 1. To vie w t he Se t Po i nt t ab le, at t he Me nu scre e n pre ss SET POINT. 2. There a re 4 set p oints on t his scre en: Base Demand L imit; L.
4. Pr es s S E LE C T to m odi fy t he hi ghl igh te d s et p oin t. 5. Press INC R EASE o r D ECREASE t o c h an ge the sel ected se t point va lue. 6.
Ta bl e 2 — LID Sc r ee ns E xa mpl e 1 — St at u s01 D is pl ay S cre en E xa mpl e 2 — St at u s02 D is pl ay S cre en E xa mpl e 3 — St at u s03 D is pl ay S cre en E xa mpl e 4 — S etp o.
P I C S ys te m Functio ns Note: T h r oug hou t this man ual , wo rds p rint ed i n capi ta l let t er s and ital ics are v al ues t hat m ay b e view ed on t he L ID . See T ab le 2 f or ex am p les of LI D s c r een s . Poi nt n ames ar e l is t ed in t h e De scri ption co lumn.
De adban d Th is is th e to lera nce on t he c h ill ed wa te r / br in e te m pera tu re CO NT RO L P OI NT . If th e w a te r te m per a tu r e goe s o ut s ide o f the DEADBAND , th e P IC o pen s o r c l os es t he gu ide v a nes in res po nse un ti l it i s w it hin t ol eran ce.
vane re spon s e to c h ill ed wa te r t emp erat ur e b elo w dea dba nd pl us c ont rol p oin t. It c an be adj us t ed on t he L ID f r om a s et t ing o f 2 to 10, and t he d ef aul t set t ing i s 6 .0 . I nc r ea sing e it her of th es e s et t ing s w ill c a use t he v an es to r e spon d slow er th an a lo wer s et t ing .
Th e c hil ler al so ma int ai ns a s ta r t-t o- s t ar t ti m er and a s t op - to - s ta r t t im er . Th es e t im er s li mit how s o on t he m ac h ine c a n be s t ar t ed. S ee t he Start-Up/Shutdown/Recycle Se quence se ct io n fo r o pera ti ona l inf or ma ti on.
Note: T h is s ched ule i s f or ill us t r at ion o nly, a nd is no t in te nde d to be a re c omm en ded sc he du le fo r c h ill er ope rat ion . Wh ene ver th e c hil ler is in t he LO CA L m o de, th e m ac hi ne use s O c c up ancy S c he dul e 01.
Safe ty Contr o l s Th e P IC m o nit or s all sa fe ty c on tro l inp ut s , an d if r e qui r ed, s hut s dow n th e m ac hi ne or li mit s th e gui de van es to p r ot ec t t he m a c hin e fro m p.
If t he con tro lle r in it iat es a saf et y s hu td own , it di s pla y s t he f aul t on th e L ID wi th a pr i m ary a nd a sec on dary m es s a ge, and en ergi zes an al arm r ela y in t he s t ar t er an d b lin ks t he a lar m li ght o n th e c ont r ol ce nt er .
D ef a u lt Scr een Fr eeze W h enever an al arm occu rs, t he L ID d efault scre e n wi l l f re eze d i splaying t he co ndition o f the mac hi ne at th e ti m e of a lar m . K now led ge of th e ope rat ing s t at e of th e c hil ler at th e ti m e an ala r m o cc urs is usef ul w hen t r oub les h oot in g.
ale r t t hr es h old ( 1 8 psid [ 12 4 kP a] ) . O nc e r un nin g, t he a ux il iar y oi l pump w ill re main o n unt il t he com pr e ss or is tu r ned o ff and w ill d een er gi ze wit h t he m ai n oil p um p af t er th e pos t - lu be t im e peri od.
Th er e ar e 2 m e th ods of r am p lo adi ng wit h t he P I C. R amp lo adi ng c an b e bas e d on c hi lle d wat er t em pe rat ur e or on m o to r l oad .
Wh ene ver th e m ot or c ur r ent de ma nd li mit s e t po int is r eac h ed, it a cti vat es a c apa cit y over ri de, ag ain wit h a 2-s t ep p r oces s. E x ceed ing 110 % of t he ra te d lo ad a m ps f or mor e t ha n 30 sec on ds wil l ini ti at e a s af et y s h ut dow n.
Oil S um p Te m pe rature Contr ol Th e oil su m p te m pera tu r e c o nt rol is reg ula te d by th e PIC w hich u ses th e oil h eat er r el ay whe n th e m ac hi ne is s hu t do wn.
Oi l Coo le r Th e oil mu s t be c o ole d whe n th e c ompr e sso r i s ru nni ng. EX Co mpr ess o r s: T his is ac com p lis h ed t hr ou gh a s mal l, pl at e- t ype he at e xc han ger . Th e h eat exc ha nge r u ses liq uid c o nde ns er r ef r ig er an t as t he c oo lin g liq uid .
Aut om at ic Re sta r t Af te r a P o wer F ail ur e is no t act iv a te d whe n a pow er fa ilu re oc c ur s , and t he rem ot e c on ta c t is c lo sed, th e mac hi ne wi ll in dica te a n ala r m b ec au se of t he l os s of v o lt age .
Conde nser Pump Co ntrol Th e m ac hi ne wi ll m oni to r t he C O N DEN SER PR ESSURE an d m ay tu r n on t his pu mp if t he pres su re bec o m es to o hig h whe nev e r t he c o m pres so r i s sh ut d own . CONDENSER PRESSU R E OVERR I D E i s u sed t o det er m i ne t his pr e ss ur e po int .
COND EN SER F R EEZE POI N T , th en t he CONDENSER WAT ER PUMP sha ll be e nerg iz ed unt il t he CO NDEN S ER RE F RI G T EM P is grea te r t han th e C O N DEN SER FREEZE PO INT p lus 5° F (2. 7° C). A n al arm w ill be ge ner a te d i f th e m ach ine is in PUMPD O WN mo de and th e p ump is ene rgiz e d.
Auto. Re st art Af te r P o w er Fa ilure Th is opt io n may be en abl ed or di s abl ed, and ma y b e view ed/ m odi fi ed in t he C onf ig t ab le of Equ i pment C o nfiguration.
Wa te r/Br i ne Res et Th ree t y pes of c hil led w at er or br i ne r ese t are a v ail abl e an d can be vi ewe d or mod if ied o n th e Equi pmen t Co nf igu r at ion t ab le Co nf ig sel ect ion . T h e LID d efau lt scre en status me ssag e in d icates w he n the ch il led w ater rese t is active .
au to m at ic r es et to t he se t po int bas e d on a t em pe rat ur e s en sor wir e d to t he n umbe r o ne 8- in put m odu le (s ee w irin g dia gr am s or c er t if ied drawi ngs ) . T he t em pe rat ur e s en s or m us t b e wire d to t er m i nal J 1 -19 an d J 1- 20 .
De mand Li m it Contr ol , Opti on (Requi res O pt i on al 8-Inp ut Module ) Th e dem a nd li mit m ay be e xte r nal ly cont r ol led w it h a 4 to 2 0 mA si gna l fro m a n ene rgy man a ge me nt system (EMS). The o ptio n i s se t up o n the Config table.
Poin ts, ( T1 /P1 ;T2/ P 2) . Th es e po int s hav e d ef aul t set t ing s a s d ef ine d on t he S er v i ce1 t abl e, o r on T ab le 4 . Th es e set t ing s and the a lgo rit hm fu nct ion are gr a phi c all y d ispl ayed i n Fi gur e 21 an d F ig u r e 22 .
S u r ge P r ot ec tion Sur gi ng of th e c om pr e ss or c an be d et er m ine d by t he P I C th ro ug h ope r at or co nf ig ur ed set ti ngs . S ur ge w ill c a use am p erag e fl uc t uat io ns of t he c o m pr es s o r m o to r .
Lead/La g C ontrol Le a d/La g i s a co ntrol syst em pro ce ss t hat automatica lly st arts an d stop s a l ag or seco nd chi l ler i n a 2 -chiller w a ter syst em. Re fer t o Figu re 16 and F igu r e 1 7 for men u, table, an d screen sele cti on in fo r m at ion .
Comm on P o int Sens o r In sta llat io n Lea d/ lag o per a ti on do es not r equ ire a c om m o n chil led w at er poin t s e nsor . C omm on p oin t sens o r s ca n be a dde d to t he 8 - inp ut opt io n modu le, if d es ire d. R ef er to th e c ert if ied d r awi ngs f or te rm ina ti on of sens o r l ead s.
M a c hi ne Co m mun i cat ion Wiri ng Ref er to t he mac h ine ’s In sta lla ti on In stru cti ons an d Carrier Comf o rt Network Interface se ct i on f o r i nformation on mach ine co mmunication w iring. L ead / La g O p er at io n Th e P IC c o nt r ol pr o vide s t he a bil ity t o op erat e 2 c hil ler s in t he L E A D/ LA G m o de.
I f the ad d ress assi g nments p l aced i nto t h e LAG AD DRESS a nd STAN D BY AD DRESS valu es conf li c t, th e lea d/ lag w ill b e disa ble d and a n ale r t (! ) m e s sage w ill o c c ur.
If th e c onf ig ured l ead c h ill er doe s n ot c o mple te t he s t ar t - up b ef or e t he P RE S T A RT F A UL T TIM ER (us e r c o nf igu red val ue) el apse s, t hen t he l ag chi lle r s h all b e sta r te d and t he l ead ch ill er wil l s hut dow n.
L a g Chil ler Star t-U p R equi rem en ts Bef or e t he la g chil ler c an b e sta r te d, t he f ol low ing c o ndi ti ons m us t b e met : 1. Lead ch i ller ra mp lo a ding must b e comp l ete.
L a g Chil ler Shutd own Req uire m ent s Th e fo llo win g c ond it ion s mus t be m et in or d er fo r t he l ag c hi lle r t o be s t op ped . 1. Lead ch i ller C OMPRESSOR MO TOR L O AD value i s le ss t ha n t h e le a d chi l le r pe rcent capacity pl u s 1 5%.
If th e lag ch ill er fa ult s whe n th e lea d chil ler is als o f au lt ed, th e s ta nd by c hill er r ev er t s to a sta nd- a lon e CCN mo de of ope rat ion .
Au to. Resta rt Af te r Pow e r Fa i lur e Wh en an a ut or es t ar t c ond it ion o c c ur s , e ach c hi ller m ay ha ve a del ay add ed t o th e s ta r t-u p sequ ence , de pen din g on it s lea d/ lag c o nf igu rat ion . The le ad chi lle r d oes no t ha v e a del ay.
Th e Ice B uil d T im e Sc he dul e de fi nes t he p erio d du ring w hich ice b uil d is ac t ive if the ice b uil d opt io n is ENA BLE D . If t he I ce B ui ld T im e Sc he dul e ov erl aps ot he r sc h edu les de fi nin g ti me, t he n th e Ice Bu ild T im e Sc h edu le sha ll t ak e pr i orit y .
or s ta ndb y c h ill er fo r l ead /l ag an d is ac t iv el y c o nt r oll ed by a le ad chi lle r . T he le ad chi lle r commu n icates the I CE BUILD SET POINT, d esired CH I LL ER ST AR T/STOP state, a nd ACTI VE DEMAN D LIMI T to t he l ag o r st andby chi l ler a s req uired f o r i ce bu i ld, if co nfig- ured t o do so .
chi l led w ater f l owing. I f the en t eri ng C H ILLED WAT ER /BRINE T EMPERATUR E i ncrea se s abo v e th e IC E B U IL D S E TPO I NT p lus t he RE C Y CLE DE L TA T v a lue , t he c om p res s or wi ll restart a nd co n trol t h e CH I LL ED W AT ER/BRINE TEMPERATURE to t h e I C E BU ILD SE T POIN T.
3. Re m ot e Co nt ac t s /Ic e L ev el In put — T erm i nat io n of c omp res sor o per a ti on oc cur s w hen IC E BU ILD TER MIN ATIO N is se t t o CO N T ACT S ON LY OPT ION an d the remo te c on ta cts a re op en. In t hi s c a s e, t he c o nt ac t s a re pr ov i ded f or ic e l ev el t er m i nat io n cont r ol .
Att ac h to Ne tw or k De vi c e Cont r ol On t he Se rv ic e m en u, o ne of th e s ele cti ons is A T TACH T O N E TW O RK DE V I CE . T hi s t ab le ser v es t he f oll owi ng pu r pos e s: • to .
At tachin g to Ot her CC N Module s If th e m achi ne PS I O ha s b een c o nne cte d to a C CN Ne tw or k or o th er P IC co nt roll ed c hi lle r s th roug h CCN w ir in g, the L ID ca n be us e d to vi ew or c ha nge p ar ame te rs on the o th er c ont r ol ler s.
Note: T h e LI D wil l not aut om a ti c all y r e -at ta c h to t he PS I O m o dul e on t he m ac h ine . Pr es s t he ATT A CH so ftk ey t o at ta c h to L OC A L DE V I CE and vi ew t he m ac h ine P S I O .
The me n u ba r (Ne xt-Previous-Select-Exi t ) is di sp layed t o i ndicate t h at yo u ha ve su ccess- f ull y l ogg ed on . If the password i s entered incorrectly, an error me ssag e is d isp l aye d . If thi s occur s, return to St ep 1 an d try lo ggi ng on a gai n.
Ho l iday S ch e duli ng ( F igu re 24 ) Th e ti m e s c hed ule s m a y b e c o nf ig ured f or s pec i al op er at io n dur i ng a ho lid ay per i od. Wh en modi fyi ng a t im e per i od, t he ‘‘H ’’ at th e e nd of th e d ays of t he we ek f iel d s i gni fi es t hat t he pe riod is app lica ble t o a ho lid ay.
2. I f not l ogg ed on, f oll ow th e i ns t r uct ion s f or T o Log On or To Lo g O f f. O nc e lo gge d o n, pr ess NEX T unt il Eq uip ment Con fi gur a ti on is hi ghl igh te d. 3. O nc e E qu ipme nt C onf ig urat io n is hig hli ght ed , pre ss S E L ECT t o ac c e ss .
5. Press SEL EC T to e nter the D a ta T ab le Se l ect scre en. T h is scree n l ists 1 8 ho l iday t ab les. 6. Pr ess NEX T to h igh lig ht th e hol ida y tab le t ha t you w is h t o view or c han ge. E ach t abl e is on e ho lid ay per i od, s ta r ti ng on a s p ec if ic da te , an d las t in g up t o 99 da ys .
8. Pr es s NE X T or P RE V I OU S t o hi ghl igh t t he m on th , da y , or du rat ion . 9. Press SEL EC T to mo di fy the mon th, d a y, o r du ration.
11. Press EN T ER to save t he ch a nges. 12. Press EXIT t o return t o t h e pre vi ous me n u. INC RE ASE D ECR EA SE Q UI T E NTE R N EX T PR EV IO US SEL ECT EX IT C l i ck he re fo r Fig ur e 2 4.
St a rt- Up / S hu t d o wn / Recy cl e S eq ue nc e ( F ig u r e 25 ) Lo c al St ar t - U p Loca l sta r t-u p (or a ma nu al s ta r t-u p) is ini ti at ed by pr e ss ing t he L OC A L m enu s o ft k ey wh ich is on t he de fa ult LI D s c r een .
RECY C LE m ode . I f t he wa te r/b r ine t emp erat ur e i s h igh e nou gh, th e sta r t-u p s equ enc e cont in ues on t o c he c k t he g uid e v ane p osit io n. I f t he g uid e v ane s a re m or e t han 6 % ope n, t he sta r t-u p w ait s un ti l t he PIC c lose s t he v a nes.
S h utdown Seque nce Shut do wn of th e m ac hi ne c an o cc ur if a ny of t he f ol low ing e vent s hap pen : • th e S TO P but t on is pr e ss ed f or at l east one s e cond ( t he a larm li ght .
Cert ai n cond it ion s d urin g shut do wn wil l c han ge t his s eq uen c e: • i f th e C O MPR ESSO R MOT OR L OAD i s g reat er t han 1 0% af t er s hut do wn, or th e sta r te r c o nt ac t s r.
Wh en t he S O FT S TO P A MPS T HRE S H OL D is bei ng ap pli ed, a s ta tu s m e ss age ‘‘ SH UTDOW N IN PROG RESS, C OMPRESSOR UN LOADING’’ is sho wn .
is a n operator-configured fun ct io n wh i ch de f au lts t o 5 ° F (3 ° C). T hi s va lue i s vie wed/modified on t he Ser v i c e1 t abl e. T he c o mpr ess o r w ill re s ta rt wh en: • in LC .
S a fe ty Shut dow n A s a fe ty s hu td own i s i den ti c al t o a m anu al shu td own w ith th e ex c ep ti on t hat th e LI D will disp lay th e reas o n f or th e shut do wn, t he al ar m l igh t wi ll bli nk co nt inu ousl y, and t he s pa re a larm con t acts will be en ergized.
B efore In iti al Sta rt-Up Job Da ta Req uire d • list of a ppl ic ab le de sign t emp erat ur e s a nd pre ss ur es ( pr o duc t dat a s ub mit ta l) • mac hi ne cer t if ie d dr aw ing s • st.
R em ove Shi pp ing Pa ck agin g Remo ve any pa ck agi ng m at er ia l fro m t he co nt r ol c en te r , po wer pa nel , gu ide v a ne ac t ua to r , mot or co oli ng and oi l r e c lai m sole noi ds, m ot or and be ar in g t em p er at ure sen sor c o v ers , and t he f a ctory-mounted st a rter.
slus h ing com po und on t he shaf t or ot he r part s m ust be rem ove d usi ng a pet rol eum t y pe s olve nt and o bser v i ng pro per s af et y pr ec a ut ion s. Note: I f th e m ot or ut ili z ed a s hi ppi ng bo lt f or r es t r ai nin g th e r ot or, t he W es t in gho us e lo go mus t be in s ta lle d over t he ho le in t he e ndc o v er .
also b e s ta te d. I f e it her is un know n, t he co rr ec t s e que nc e c an b e det er m i ned i n th e fo llo win g mann er: W hi le t he m ot or is un coup led f r om t he lo ad, s ta rt t he m ot or an d obse rv e th e dir e cti on of rot at io n.
Ope n Oil Circui t Valv es Che c k th at t he o il f il te r is o lat io n val v es a re op en by rem o v ing th e v a lve c a p a nd ch eck in g t he valv e st em .
prev e nt p oss ib le pi pin g s tre ss a nd da m age d ur in g th e tra ns f er of r e fri ger a nt f r om v es s e l to vesse l d uring t h e le a k t est process, o r an y t ime re frigerant i s t ran sferred. Adj u st the spri ngs whe n th e r ef r ige rant is in op er at in g cond it ion , an d whe n th e wat er c ir c u it s a re fu ll.
1. I f t he pr e ss ur e r ea din gs ar e no r m al f or m ac hi ne con dit io n: a. Ev ac ua te t he n it r oge n hol din g c har g e fro m t he ve ss els , if p res en t.
c. Plai nly m ar k an y l eak s wh ich ar e f ou nd. d. Re l ea se the p ressu re i n t h e syst e m. e. Rep air al l lea k s . f. Ret es t th e joi nt s t ha t we r e r epa ired .
5. I f no lea k is f ou nd dur i ng ini ti al s ta rt-u p p ro cedu res , c omp let e th e t r an s fe r of re fri ger a nt gas (see Pu mpou t an d Ref r ig er an t Tr ans f er P r oc e dure s se ction.) 6. I f no l eak is f oun d af te r a r e te s t: a.
S t anding Vacuum Te st Wh en pe rfo r m ing t he st an din g vac uu m t es t , o r mach ine d ehyd rat ion , use a m a nome te r o r a wet bul b i ndi c at or . D ial ga ges c an not i ndi cat e t he sm a ll amou nt o f acc ep ta ble l eak a ge duri ng a shor t per i od of ti m e.
Machine D ehydr ati on Deh y dr at io n is r ec om m en ded i f the m ac h ine h as bee n ope n f or a c o nsid erab le pe r iod o f ti m e, i f the m ac h ine i s k n own t o c on ta in m oi s tu r e, o r i f ther e h as bee n a com pl et e los s of mac hi ne ho ldi ng c ha rge or r ef r ig eran t pre s s ur e.
Deh y dr at io n is r ead ily ac c om p lis h ed at r oom t em pe rat ur es . Us e of a c old t r ap ( Figu re 29 ) may s ubs t an ti all y re duc e t he t im e r e qui red t o c om pl et e th e deh ydr at io n. T he h igh er th e room te m per a tu r e, t he f as t er de hy dr a ti on t ak es pl ace.
on t he w et b ulb va cuum in dica to r . At t hi s t em p er at ur e /p r ess ure , iso lat ed p oc ket s of m o is - t ur e c an t ur n i nt o ic e. T he sl ow r at e of ev ap orat io n (s ubl im at io n) of i ce at t he se l ow t em pe r- at ure s/p r ess ur e s g r eat ly in c reas e s d ehyd rat ion t ime .
Che ck Opt io nal Pu mp out Compre ssor W at er P ip ing I f the op t io nal st ora ge tan k an d/or pu mp out syst e m a re in st al led, ch e ck t o ensure the pump out c ond ense r w at er has be en pi ped i n. C hec k f or fi eld -s upp lie d s hut of f v a lv es an d cont r ol s a s s p ec if ie d in t he jo b dat a.
Ins pect Wiri ng 1. Ex am i ne wi r ing f or c on fo r m anc e t o jo b wir in g dia gr am s an d to a ll ap pli cabl e ele ctri cal codes. 2. On lo w -voltage comp re ssors (60 0 v or less) con nect vol t meter across t he p ower w ires to t he c om p res s or s t ar t er and m e asur e t he v o lt age .
4. The starter for a cen t ri f u ga l co mpre sso r mo t o r mu st contain the components a nd t e rmin a ls req uire d fo r P I C r ef r ig er at io n cont r ol .
C he ck I n sul at io n R esi st an ce ( H er me tic M o tor ) T e st the mach ine co mpresso r motor and its p ower l ead i nsulation re sistance w ith a 5 00 -v insu lat io n te s te r s u ch as a m ego hm m et er . ( Us e a 50 00-v t es t er fo r m o to r s r a te d ov er 60 0 v .
I f the r ea din gs on a f ie ld- i ns t all ed s t art er ar e un s at isf ac t ory , re pea t t he t est at t he mo to r w it h t he po wer le ads di sco nne cte d. S a ti s fa c to r y r e adi ngs in t hi s s e cond t est ind icat e t he fa ult is in t he p owe r l ead s.
RM = KV + 1 Wh er e RM = Rec o mm end ed min imum in sula ti on r es i sta nc e in me goh m s a t 10 4° F ( 40° C ) o f th e ent ir e w ind ing . KV = R ated mo tor t erminal t o terminal voltage in ki lo vo lts (1 00 0 vo lts = 1 KV).
en te r ing t he mo to r . Ca ut ion mu st be e xer cis e d, w hen h eat in g th e mot or wit h an y s o ur ce of he at ot he r t han s el f c ont ai ned spa c e h ea te r s, to rai s e t he wi ndi ng.
be ing rot at ed , an d t he o il ring s s h oul d b e view ed th r oug h th e v i ewi ng por t s in th e to p o f the be ar in g hou s ing t o v er i fy f r ee r in g rot at ion .
Note: C on ductors a n d dra i n wi re mu st b e 2 0 AW G (American W i re G a ge) mi n imum str a nd ed, ti nne d copp er . I nd iv id ual co ndu c to r s m u s t be i nsul at ed wi th P VC , PV C/ ny l on, viny l , Te fl on, or pol yet hy le ne.
C hec k S t art er Use t he inst r uct io n an d se rv ice m a nua l s up pli ed b y t he st ar t er m a nuf act ur e r to ver if y t ha t t he st a rt e r h as be e n in stal le d co rrectly. Wh ene ver a st ar t er s af et y t r ip de v ic e ac t iv a te s , wa it at lea st 30 sec o nds bef or e re s et ti ng t he saf et y .
M ec han ic al- T yp e St art er s 1. Ch ec k all f ie ld wi ring c o nne cti ons f or ti ght ne ss , cle aran c e fro m m ov i ng pa r ts, and co rr ec t co n n e cti o n .
sec o nds m ay be ch osen a s n eed ed (t y pica lly 20 t o 30 se cond s a re us ed ) . W hen t he t im e r ha s be en s et , ch ec k t ha t th e s t art er (w it h re lay 1CR clos e d) g oes th r oug h a complete a n d pro p er st a rt cycl e . S oli d-Sta te Sta rte rs 1.
Oi l Charg e If oil i s a dde d, i t m ust m eet Car rie r’s s peci fi c at ion f or c en tri fu gal co mpr ess o r u s age a s de scri bed i n t h e Sche d uled Mai n tenance, O il Sp ecif ic a ti on sectio n. On h erm et ic m ac hi nes, ad d oil t hr ou gh t he o il dr ai n char g ing v a lve ( F igu re 3 , Item 26 ).
pow er th e hea te r a nd t he c on tro l cir c ui t. Th is s et u p all ows t he he at er to e nerg ize wh en t he main mo to r c i rc uit brea ker is of f f or s er v ic e w or k or ex t end ed shu td own s. T he oi l hea te r r e lay st a tus ca n be vie wed o n t h e St a tus02 scre e n on t he L I D.
Input the Desi gn Set P oi nts Access the L ID set po i nt scre en and vi ew/modify t he base demand li mi t set p oint, and e it her th e LCW s e t po int or t he ECW s e t po int . T he P IC c a n co nt r ol a s et p oin t to e it her th e l eav i ng or ent er i ng chi lle d wat er .
Input S erv ice Co nfi gur at i ons Th e fo llow ing c o nf igu r at ion s r e qui r e th e LI D s c r een t o be in t he S e rv ic e po rti on of th e m e nu.
Ch a nge LI D Conf ig uration If Nec e ssa r y T h e LID C on figuration scre e n is u sed t o vie w o r mo dify t h e LID C CN a ddress, ch a nge t o Engl ish or S I u nit s , a nd t o c han ge t he pa ss wor d .
C on figu r e S ER VIC E1 Tabl e Access Se rvice1 table t o modif y/ vie w t h e f o llowing t o j obsite p arameters: * Op en- d r ive m ach ine s o nly . Note: O t he r v a lue s a r e lef t a t the de fa ult v alu es. T he s e m ay be c ha nge d by th e ope rat or as requ ired .
If, a ft er c on fi gur i ng a va lue f or t hes e poi nt s , surg e prev e nt ion i s ope r at ing t oo so on or t oo l at e fo r c o ndi ti ons , th es e pa ram et ers sho uld b e c han ged b y t he o per a to r .
Suc t ion T em p er at ur e : 42 F (5 . 6 C ) = 37 p sig (255 kPa) saturated re frigerant p ressure (H FC-134a) Con den sing T emp er at ure : 98 F ( 3 6. 7 C) = 1 20 psi g (182 7 k P a) s at ur at ed r e fri gera nt p res s ur e (H FC - 134 a) Maxi mu m Lo ad ∆ T2 : 54 – 44 = 10 ° F ( 1 2.
Cal cu l at e M i ni mu m L oa d To c a lcul at e m inim u m l oad c o ndi ti ons , es t im at e t he t empe rat ur e di ffer e nce t hat th e c ool er wil l hav e a t 20 % loa d, t he n es t im at e wh at t he su cti on an d c ond ensi ng t em pe rat ur es wi ll be a t th is poi nt .
If s ur ge p r ev en ti on oc c u r s t oo s o on or t oo la te : M odify E quipme nt Confi gura t i o n If N e ces s a ry Th e Equi pmen t C onf ig urat io n ta ble has t abl es t o s el ec t a nd vi ew or m o dif y. C ar rie r’s cer t if ie d draw ing s w ill h ave t he c on fi gur a ti on v al ues r eq uire d fo r t he j obsi te .
O wner -M odi fie d CC N Table s T h e f o llowing t a bles a re de scrib ed for refere n ce on l y. O ccd ef T ab le Mo d ifications — T he O cc def ta ble s c o nt ain t he L oc al a nd CC N ti me sche d ules, w h ich ca n b e mod i fied h e re, o r i n t h e Sche d ule scre en a s de scribed pre vi ously.
th at th e valu e app ear i ng on th e LI D is cali brat ed to the i nc omi ng po wer vol ta ge r e adi ng. Volt ag e can be ca lib r at ed on ly to b et wee n 90 an d 100 p er c en t of r at ed li ne v ol ta ge. Perform an Automa ted Co n t rol Te st Ch e ck the sa f e t y con t ro ls st a t u s b y p erformi ng a n auto m a t e d con trol s test.
Wh en t he t es t i s f in is he d, o r t he EX I T s o ftk ey is pr es s e d, t h e te s t wil l be s t opp ed an d t he Con tro l Te s t men u wil l be di s pla yed. If a s pec i fi c a ut om at ed t es t pr oc e dure i s n ot c o mple te d, acc es s t he pa rti c ula r c o nt r ol t es t t o t es t t he f un cti on wh en r ea dy.
Che ck Pumpout Syst em Cont r o ls and Optiona l Pumpout Comp r essor Con tro ls inc l ude a n on/ of f s w it c h, a 3 - am p fu s e, th e c om pr es s o r o ver lo ads, an in te r nal t h ermostat, a co mpressor co ntactor, a nd a refrig erant h i gh p re ssure cu t ou t.
Cha rg e Re fr i ger a n t i nto Ma ch ine Th e 17/ 19 EX m a chin e m ay hav e t he re fri gera nt a lrea dy ch ar ge d in t he u ti lit y v e ss els . If mac hi ne is no t shi ppe d fu lly c ha rged , ref r ig eran t is shi ppe d sepa rat ely t o c onf or m wi th tra ns po r ta ti on r eg ula ti ons .
th e r ef r ige rant c har g ing v a lve, ( Fi gur e 7 a nd F igu re 8 ) or to t he p um po ut c h argi ng con nect io n. Fi r s t eva cuat e t he ni tro gen h old ing ch arge f r om t he ves s e ls. C harg e th e r ef r ige r ant as a gas un til t h e system p re ssure e xcee d s 35 p sig (1 41 kPa ).
I ni tial Sta r t-Up P repar at ion Before st arting t he ma chine, ch eck t h at t he : 1. Power is o n to t h e mai n st arter, oil p ump re l ay, t ow er f a n st a rter, o i l h ea ter rel ay, a nd the machine co ntrol center. 2. Co oli ng t owe r w at er is at p rope r l evel , an d at o r b elo w des i gn en te r ing t em p er at ur e .
8. Press R EL EASE t o automate t h e chi l ler start/ st op va lue o n t h e St a tus01 scre e n t o e nable t he c hi lle r t o s t ar t . The in it ial f ac t or y s et t ing o f this v al ue is ov e rr idd en t o s to p in or d er to pre vent ac c id ent al s t ar t - up .
3. Press EN T ER to ove rri de the au tomatic t a rget. T he scre en w il l no w re ad a val ue o f zero, and t h e wo rd ‘ ‘SUPVSR!’’ wi l l f l ash. 4. Press the SELEC T so f t key, a nd the n p ress REL EASE soft key t o re lease t h e van e s t o AUTOMATIC mo d e.
Che ck Rota ti on (O p e n -Dr i ve Moto r) Open D riv e Mot or In it ial St art- Up I niti al Unc oup le d Sta r t-Up Th e i nit ia l sta r t-u p o f the m ot or s hou ld be m a de wit h t he m ot or unc o upl ed. V er if y t ha t oi l has bee n add ed t o eac h b ear i ng ho usin g to t he co rr ec t l ev el .
I f t he be arin g te m per a tu r e r is es an d m ot or ope rat ion a ppe ars to b e norm a l, o pera ti on sho uld c o nt inu e unt il t he b eari ng t em pe rat ur es s t abi liz e .
3. Any ab norm a l noi s e or v ibr a ti on s ho uld b e imm ed iat el y i nves t ig at ed an d cor r ec t ed . I ncr ea s ed vib r at ion (w it h th e mot or un co up led f rom it s loa d) c an be i .
I niti al Coup led S ta rt -Up Aft er in it ial u nc ou ple d sta r t-u p, t he f ol low ing s t ep s s ho uld be t ak en t o en sur e s af e cou ple d ope r at ion : 1. F oll ow t he pr o cedu r e s ta te d in G ene ral M ai nt ena nce, M ac hi ne A li gnme nt s e cti on t o ali gn t he m ot or t o th e dr iv e n mac hi ne.
5. Ca r ef ull y o bs er v e t he vi br at io n of t he b ear i ng ho us in g and a ny abn or m al n oise g ene r at or . No te t ha t mot or v ib rat ion m a y n ot b e ide nt ic al t o t he un c oup led v a lue s . I f cou ple d v ibr a ti on is ex c e ss iv e, r ec he ck t he m o unt in g and a lig nm en t.
If th e m ot or is of T E W A C ( T ot al ly E nc lo sed W at er - t o- A ir Co ole d) des i gn, th e m ax im u m i nle t wa t er temperature a n d t h e wa t er flow ra te (G PM) at t he a ir coo l er must b e as sh ow n by t h e cer t if ied d r awi ng.
C hec k O il P res sur e an d C om pre ssor St op 1. W hen t he mo to r i s u p to f ul l spee d, n ot e th e dif f er en ti al oi l pres s u re r ead ing o n th e LI D de fa ult s c r een . It sho uld b e bet we en 18 a nd 30 p sid ( 12 4 to 2 06 kP ad ).
RL A b y m a nua lly ov e r r idi ng t he gu ide v a ne t ar ge t val ue on t he L ID a nd set t ing t he ch ill ed wa te r se t po int to a l ow val ue.
H ot A lig nmen t Ch ec k f or O p en- Dri ve M a chin e s Alig nmen t of c om pr e s sor w it h hea t exch ang er s , g ear, and d riv er m ay be a ff ec t ed b y t he ope r at ing t em p erat ure s o f the v ar i ous c om p one nt s.
C hec k Ma chi ne Oper a ti ng Cond i t ion Che c k t o be su re th at m a chin e te m per a tu r es , p r e ss ur es , wat er f low s , an d oil a nd ref rig eran t le ve ls in d icate tha t the syst e m i s f un ctioning p ro perly.
M oto r Co mpres sor Ass embl y G u ide va ne a ct ua tor, tran smi ssion, mo t or coo l ing syst em, oil co oling system, temp erature and pr ess u r e sen s ors , oil s igh t g las se s, i nt egra l oi l pu mp, is ol at abl e oi l f ilt er, ex t ra o il a nd mo to r t e mperature sen so rs, syn t he tic o il, an d co mpressor se rviceability.
Sa fe ty D ev ice s a n d Pro ce d ur es Elec t r ic a l disc on ne cts , r e lie f de v ic e in s pec t io n, a nd ha ndl ing r e fri gera nt . Ch e ck Ope r ato r Kn owledge Sta r t, s to p, a nd shu td own p roc ed ures , s af et y a nd op er at in g c ont r ol s, ref r ig eran t an d oil char g ing , an d job sa fe ty.
P repar e t he M a chi ne f or St art -Up F o llow t h e st e ps de scrib ed in the Init ial St ar t - Up sectio n. To St ar t t h e Ma ch in e 1. St ar t t he w at er pum p s, if th ey ar e no t au to m at ic . 2. On t h e LID d efau lt scre en, pre ss t he L O CAL o r C CN so f t key t o st art the syst e m.
At s h ut dow n, o il le vel s ho uld b e hal fw ay in t he lo wer s ig ht g lass . 4. T he oil pre s sur e s hou ld be be tw een 18 a nd 30 psi ( 124 t o 207 k Pa) dif f eren ti al, a s se en on t he LI D de fa ult s c r een . Ty pic a lly t he r ea din g wil l be 18 t o 25 p s i ( 124 t o 17 2 kP a) at i nit ia l st ar t -up.
ba s ed o n k W ra te or t em pe r at ure r at e. I t i s ac ces s e d on t he Equi pmen t C onf ig urat io n menu Config scre e n (T a ble 2 , Exa mp le 5 ).
Aft er Li m it ed Shutdow n No spe cial p reparations sh ould be ne cessary. F ol low t he re gular pre l iminary che cks an d sta r ti ng p r oced ur es. Con tro l P ow er mus t be ma int ai ned i n or d er t o keep oil tem p er at ure hot an d all c o nt r ol s af et ie s o pera ti ona l.
Ch e ck t he co oler p ressure o n t h e LID d efau lt screen, and co m p are to the original ho l ding char g e th at w as lef t i n th e m ac hi ne. If ( af te r a dju s ti ng f or am bi ent te m per a tu r e c han ges) an y lo ss i n p re ssure is indicated, check for re f ri ge ra nt le a ks.
fu lly clo sed, 100 % is fu lly op en. To re lea s e th e gui de v an es to A U TOM AT IC m o de, pres s t he REL EASE soft key. Note: Manu al c on tro l wil l incr e as e t he gu ide v a nes an d over r i de t he pu lld own r a te d urin g sta r t- up.
Pu mp o u t an d Re fri g e ran t Tr ansf er Pr oc edur es P repar at ion Th e 17/ 19 E X ma y c om e eq uip ped w it h an o pt ion al p um po ut co mpr ess o r .
T o R ea d R e fr i g era nt P res sur e s d urin g pum p out or lea k t es t in g: 1. T he LI D di spla y o n th e m ac hi ne con tro l c ent er is s ui ta ble f or de te r m ini ng ref r ige rant - s id e pre ss ures an d low ( so ft) v ac uu m .
T ra nsf erri ng R e f rig era nt f rom N or m al O per a t ion i nto t he U til ity Ve ss el Th es e s t eps de sc r ibe t he me th od of m ov in g ref ri ger a nt f r om t he c oo ler / c on den s er / comp re ssor sectio n s i nto t h e util i ty ve sse l.
d. Wh en all l iqu id has bee n pus h ed int o th e u ti lit y v es s el , close t he c ool er is ola ti on v al ve 7 . e. Access t h e Co n trol T e st, Pump d own f un ction o n t he L ID d isplay t o t urn o n t h e mach i ne wat er pu mps and vi ew t he m ac h ine p res s ur e s.
Transfe rring R efrige rant f rom N or m al Oper a t i on int o the C ool e r/ Conde ns e r/ Co mpre ss or Sec tio n Th es e s t eps de sc r ibe t he me th od of m ov in g ref ri ger a nt f r om t he ut il it y v e ss el in to t he co ole r/ cond ense r/co m pres so r se cti on.
b. Valv e p os it io ns: C lose v a lves 3 an d 4, o pen v a lves 2 an d 5. c. Tu r n on pu mpou t con den s er wat er . d. Ru n t he p umpout co mpressor u ntil the suctio n rea ch es 15 in . H g (5 0 kPa a bs). Monitor pres s u res on t he LI D an d on r ef r ig eran t ga ges .
R e t u r n R e f r ig er a n t t o No r m a l O p e ra t i n g Co n d it io n s 1. Be s ur e t ha t the v es s e l th at w as ope ned h as bee n ev ac u at ed an d deh y dr at ed . 2. Access t h e C o ntrol Test, termi na te lockout f un ctio n to view vesse l pre ssure s and t o turn on machine w ater pumps.
9. Cl os e v al ves 1, 3 , 5, and 6 . 10. Co nt inu e on wi th t he t er m i nat e lo ck out fu nc t ion o n th e LI D to t ur n o ff wat er pu mps and en abl e th e c ompr e s sor fo r o per a ti on.
G en era l Mai n ten an ce Re fr ig er a n t Pro p er ti e s HF C- 13 4a is t he s t and ar d r ef r ige rant in t he 17 / 19E X . A t no r ma l at m os ph er ic pr e ss ur e, HF C- 13 4a wi ll bo il at - 14 F ( - 2 5 C) and mu s t, th er ef or e , be k e pt i n pres s u riz ed c o nt ain ers or sto r age t an ks .
Adding Re fri g era nt Fo llo w th e pr oc e dur e s d es cr ibe d in Ch ar ge R ef r ige rant int o M ac h ine se ction. Re mov i ng Re fri gera nt W h en the op tional pu mp out syst e m i s u sed, t h e 17 / 19 EX re frigerant ch arge may be tra ns f er r ed t o a s t or ag e v es s el , or wi th in t he ut il it y v e ss el.
R efr i g e ran t L e ak Test ing Bec au s e HF C-1 34a is ab ove a tmosp heri c pr es su re at r oo m te mper a tu r e, lea k te s ti ng ca n be perf or m e d wit h r ef r ig er an t in t he m a c hin e. U se an el ect r oni c d et ect or , s o ap bu bbl e solu ti on, or ult ra- so nic lea k de te cto r .
Re fr i ge ran t Tr ac er Use an e nv ir o nmen ta lly ac c ep ta ble r e fri ger a nt a s a t r ac e r f or le ak te s t pro cedu res . To P r es s ur ize w it h D r y Ni tro g en Anot he r m e th od.
pressure re a ches test l evel. Do n ot e xc eed 1 40 psi g (965 kP a ) . 5. Cl os e t he c ha rgin g v alv e o n th e m ac hi ne. Rem o ve th e c opp er tu be if no lo nge r r e qui red.
C on tact S ea l M ain ten a nce (O p e n- D ri ve M a chin e s) (R efer to Fig ure 36 ) Duri ng mac h ine o per a ti on, a fe w dr op s o f oi l p er m inu te n or m al ly s eep s t hr o ugh t he sp ac e bet we en t he cont act s le ev e (I te m 16) a nd t he sh af t l oc knu t (I t em 8) .
S ea l D i sa ss em b l y ( F i gu re 36 ) Con ta c t sea l disa ss em bly an d r epa ir s hou ld be p erf or m ed o nly by we ll qu ali fi ed c om p res s or main te nan c e per s o nne l. T he s e dis a s sem bl y i nst r uct ion s a r e inc l ude d onl y a s a c o nv en ien t refere n ce f o r t he a uthorized se rvi ceman.
11. Pla ce c ont ac t s lee v e in a pr o te c te d ar ea t o av o id da mage t o la ppe d fa c e. 12. Remove outer ca rbon ri ng (Item 1 7). H and le car e fu lly . 13. Remove sp ra y h eader (I t em 3). 14. Use a sp anner wre n ch t o re move sh a ft nu t (Item 8 ).
Se al R e ass emb l y ( Figu r e 36 ) Be s ur e t hat all g as k et sur f ac es ar e c l ean a nd t hat all h ole s , in c lud ing o il ho les , ar e pr op er ly ali gne d bet we en ga s k et a nd mat in g fl ang e. C oat gas k e t wi th o il-g r aph it e m ix t ur e t o pr ev e nt st i cking.
9. Place ou t er spring (It e m 1 5) ove r sle eve. 10. Separately a ssemble sea l h ousing co ve r (I t em 2), p acking gl a nd g a sket (I t em 13 ), packi n g gl and (I t em 14) , and O - r in g (It em 12 ). 11. O il t he c on ta c t sle eve an d th e O-r i ng an d pla ce th e hou sing a nd gl and a ss em bl y o ver th e sleeve.
Ma chi n e A lign m e n t (O pe n -Dr i v e Mach ine s ) Al i gnm e nt Me tho ds Th ere are se v eral e s ta bli sh ed p roc ed ures fo r a lig nin g s haf t s. T he di al in dica to r m e th od is pres e nt ed h ere s in ce it is cons i der e d t o be o ne of th e m ost ac cur a te and re lia ble .
2. F oll ow t he al ign ment s equ ence sp ecif ie d in t he Ne ar Fi nal A l ign ment section. 3. All a lig nmen t wo r k i s p erf or m ed o n gea r a nd dr i ve equ ipme nt .
Note: Drive sh af t en d- f loa t at fi nal d r iv e po sit ion mu st no t al low c o upl ing h ub f ac es t o c ont ac t , or th e c oup lin g s hr ou d to b ind . Pre limina ry Ali g n me nt To g et wi th in di al in dic a to r ra nge , rou ghl y a lig n t he e qui pmen t as sho wn in Figu re 37 an d as de scri be d b el o w.
N ear F in al Al i g n m en t On c e th e m ac hi ne com p one nt s a re wit hin dia l i ndi c at or r ang e, t he a dju stme nt s f or mis al ign ment s ho uld b e m ade in a s p ec if ic s eq uen c e. Th e fo ur po sit ion s o f al ign m ent de s cr ibe d bel ow are a rr ang ed in t he re c omm en ded o r der.
3. Ang ula r i n pla n — Th is pos i ti on c an e as il y b e lost if p lace d ahe ad of th e tw o adj ust m ent s in el ev at io n. 4. Par a lle l in pl an — Th is a dju stme nt c ann ot be made wh ile t here is st il l an gul ar m i s ali gnme nt in p lan , an d c an ea sily be l ost i f el ev at io n adj us t ment s ar e m ad e.
Co rre cti ng An gu l ar M i sal i gn me nt Pr epa r at ion — S ha ft ang ula r m i salig nmen t is mea s ur ed o n th e fa c e of t he c o upl ing h ubs or on bra cke ts at t ac he d t o eac h s h af t (s ee Fi gure 38 a nd Fi gure 39 ) . Br ac k et s ar e pr ef err e d s i nc e th ey ex t end t he d iam e te r o f t he f ac e r ea din gs .
Meas u r emen t — Occ as i ona lly , c oup lin g fa c es m ay not be pe rfe c tl y t r ue , or may ha ve bee n dama ged i n han dli ng. To c o mpen sat e fo r a ny s uc h r un out , d et er m in e t.
or to a b ur r or ot her da mage t o t he c ou pli ng f ac e. If th e la rger op eni ng r e m ain s the sam e, and r emai ns on t he sa me s id e, t he am ou nt i s ent ir e ly shaf t ( n et ) m i s ali gnm e nt . If th e lar g er ope nin g r em ai ns on t he s am e s i de bu t cha nge s a moun t, m is ali gnm e nt an d runo ut a re pr es e nt .
Adj u stment — Ha v ing o bt ain ed t he ne t misa lign m ent , t he am oun t b y wh ic h t he eq uip m ent mus t b e mov ed ca n now b e c alcu lat ed . T o de te r m i ne : S — am o unt of m o vem en t (in p lan ) o r t he t hi ck nes s of s him ( in e lev a ti on) r eq uir e d.
If th e lar g er ope nin g bet we en c ou pli ng f ac es is at th e to p, p lace . 07 2 in. of s h im und er eac h rear fo ot or rem ove . 072 in . f rom t he f ront f oo ti ngs to br i ng th e co upl ing s in to an gul ar a lig nmen t in el ev at io n.
5. T igh te n th e hol ddo wn bo lt s a nd rec h ec k th e ind ic at or. If th e r ead ing h as chan ged , lo os en t he th r ee b olt s a nd re ad jus t . It m a y be nece ss ary t o o v er o r un der sh oot t he des i r ed read ing t o all ow f or th e ef fe c t of bol t t igh te nin g.
poi nt s s i de t o s ide i n a sim il ar m ann er whe n chec k i ng f or m is al ign m ent in pl an. Meas u r emen t — Wit h di al set at z e ro in t he t op po s it ion , rot at e t he s ha ft to whic h t he ind ic at or is at ta c hed 1 80 deg rees .
Fina l A l ignme nt Th e pr oc e dure s a nd t ole r anc e r e qui rem en ts f or f in al al ign ment ar e t he sam e a s t ho s e de- sc r ibe d in t he Ne ar Fi nal Al ign m ent sec t ion . Fina l ali gnme nt i s p erf orm ed j us t p rior t o gr ou ti ng and ma chin e hot chec k .
Di sas sem bl ed Co up l ing s 1. Shu t do wn m ac h ine . 2. W it h m ac hi ne ho t, qui c k ly dis a ss em bl e coup lin gs . 3. Check an g ular a nd p a rallel a l ignment in pl an a n d el e vation a s d escribed i n t he N ear F ina l Ali gnme nt se c ti on.
A s sem ble d Co upl ing s If t he re is r oom on th e sh af t bet we en c oup lin g a nd com po nen t to c la m p a s t urdy b r ack et , t he arr an gem e nt i llu stra te d in F igu r e 43 m ay be u sed. Th e c lam p s m u st ha v e r oom t o r ot at e wit h th e s haf t .
Do w el ing Te ch ni q ue s Aft er ho t al ign ment chec k ha s b een c o m ple te d, t he c o m pres so r , ge ar a nd d ri ve mus t b e dow ele d t o t he ir s o lep lat es. D owel ing pe rm it s ex a c t re pos i ti oni ng of com po nen ts if th ey h ave to be mov e d.
W ee k ly M a in t en an ce C hec k th e Lu b r ica t i o n Sys t e m Mar k th e oil l ev el o n th e r es er v oi r s i ght gla ss , an d obs e rv e th e lev e l each w eek wh ile t he mac hi ne is s hu t do wn.
off . The LID St a tus02 scre e n di sp lays w h ether the he ater is e ne rgized or n ot. I f t he PI C shows th at t he h eat er is en er gi zed, but th e s um p is no t he at ing u p, t he p owe r t o t he oi l hea te r m a y b e of f or t he oi l leve l m ay be t oo lo w.
Sc he dul ed Ma int e na nc e Es ta bli sh a r egu lar m ain t ena nce s c he dul e bas e d on t he ac t ua l m ac hi ne req uirem e nt s s u ch as m ac hi ne lo ad, r un ho ur s , a nd wa te r q ual it y . T he t im e in te r v als li s te d in t his s ec t io n are of fe r ed as gu ide s t o s er v i c e onl y.
Che ck Sa fe ty and O pera ting Contr ol s Month ly To e nsur e ma chin e pr ot ec t io n, t he C ont r ol T es t A u to m at ed T es t s h oul d be do ne a t le as t once p er m ont h.
indicated. Scre w t h e asse mb ly in t o the l o cking ri ng. 8. Ev acu at e th e fi lt er / pip ing a s sem bl y. 9. O pen t he i sola ti on v al v es. F A St yl e C o m pr ess o rs 1. T ur n of f o il he at er . 2. Cl os e t he li ne val v e ( F ig u r e 44 , It em 1) to i solate t he o il filter(s).
8. T ur n on oil h eat er and wa r m t he oil t o 140 t o 1 50 F ( 60 t o 6 6 C) . O per a te t he oil p um p fo r 2 min ut es . A d d oil i f req uir e d to k e ep le v el up t o lo wer s ig ht g lass . O il s ho uld b e vis ib le in t he re s er v oi r s i ght gla ss d urin g all o pera tin g an d shut do wn con di- t ion s .
T o C h an g e th e Oi l 1. O pen t he co nt r ol an d oil h eat er c ir c u it b reak e r. 2. Dra in t he oil r eser vo ir by o pen ing t he o il c h ar gi ng v a lv e, ( F igu re 2 , It em 1 8 or F igu r e 3 , It em 26 ) . Slo wly op en t he v al v e aga inst r ef r ige rant pr es s u re.
ves s el . A mois t ur e i ndi c at ing si ght gla ss i s l ocat ed b ey on d th is fi lt er to i ndi cat e th e v olu me and moi sture i n t h e refrig e ran t. If t he d ry-eye indicates mo isture , locate t he so urce of water imm ed iat el y b y p erf or m in g a th or ou gh le ak c hec k .
ef fe c ts of ov er p res s ur e . To ens u r e aga inst dam a ge t o th e equ ipme nt a nd po s s ibl e inj ur y to pers o nne l, t he s e dev i ces m us t b e kept in pe ak ope rat ing c o ndi ti on. As a m i nim u m, th e fo llo win g m ain te nan c e is r equ ir ed .
spac e r w it h 8 oz . o f Kop -Fl ex K HP hig h perf or m a nce c ou pli ng gre ase ( Ca rr ier P ar t No. 17D K 680 0 01). In s ta ll ne w gask e ts. Wh en t he c ou pli ng as s e m bly is r em ov e d fo r s c h edu led s e r v ic e of th e c ar bo n seal , rep lac e th e O-r i ng, s pac e r g as k et s , a nd he x b olt s .
repa ir, r e cond it ion , or reb uil d th e m ot or , i t is r ec o mm end ed t hat th e nea res t W es t in gho use app ar at us r ep air f ac il it y b e cons u lt ed.
ai r-t o-a ir he a t e xch anger of T EAAC motors sh o uld b e cle a ned u sing a su pplied t ub e bru sh havi ng sy nt he ti c f ib er br is t le s ( n ot w ire of any t y pe) .
duct s t hrou gh t he sta to r cor e a nd b y re duci ng h eat t rans f er f r om t he win din g in sula ti on sur f ace s to t he co oli ng ai r . Co ndu cti ng c on ta m ina nt s c a n chan ge or in.
solv e nt s u ch as inh ibi te d m et hy l c hl orof or m m ay be u s ed, but m us t b e used sp ar in gly an d imm ed iat el y r e m ov ed . Whil e th is s olv e nt i s n on-f la m m abl e und er or di nary c on dit io ns , i t is t ox ic and p rope r h eal th a nd saf et y pr ec a ut ion s s h oul d be f oll owe d whi le usi ng it .
S l ee ve Be ari ng s O il Ch an gin g Th e oil re ser v oir s of th e s elf lub r ic at ed b ear i ngs s ho uld b e drai ned a nd r ef il led e ver y 6 mont hs . M or e f r equ ent c han ges m ay be n eed ed if sev er e o il di sc olo rat ion o r c o nt am in at ion occ urs .
Th e fo llo win g is th e r ec om m en ded p r oc ed ure f or r em ov i ng t he be arin g slee v e: 1. Re m ov e t he oi l drai n plu g in t he ho usin g bot t om and d r ain t he o il sum p . 2. Re m ov e al l inst r um e nt at ion s e ns or s t hat ar e in c o nt ac t w it h th e bea ring sl eev e .
reassemble them to a void a ny mix up in p arts o r d amage to t he su rfaces at t he p artings. 7. W hen r e m ovin g th e lab yr int h s ea ls , m a k e not e of th e pos i ti on of th e ant i- ro ta ti on bu tt on lo c at ed on t he i ns id e of t he t op h alf of t he se al.
10. Pr ot ec t th e s haf t j our n al by wr a ppi ng it wit h c le an, hea v y p ape r o r c a rdbo ard. Rea sse mb ly Bear i ng rea ss em bl y is ba s ic al ly a r ev er s a l of t he d is as s e m bly pr o cedu res out li ned a bove , wit h t he f oll owi ng ad dit io nal s t ep s.
1. T he in te r ior of th e bea ring h ousi ng sho uld b e clea ned a nd t hen f lu s hed w it h c lea n oil o r kerosene. 2. T he bea ring ha lves a nd th e sh af t jou rnal sho uld be wip ed c lea n u sing li nt - fre e c l ot h soa ked wi th c l ean o il.
3. All p arts sh ould be care fully i n spected f or nicks, scra t che s, etc. , i n a ny con t act surfaces. Suc h i m per f ec t io ns s hou ld be r e mov ed b y a n app r opr i at e m et hod s u c h as s to nin g, scraping, fil i ng, etc. , followed b y t ho rou g h cle a ning.
st r aig ht nes s an d mak e an y c o rr ec t ion s r e qui r ed. Do no t f or c e t he r in g hal v es to get he r. Excessive f o rce may a lter the ro u ndness or f l atness o f the rin g w hich ca n cha n ge i t s oil de liv e ry p erf or m an c e.
I f t he be arin g cap do es not s eat c om pl et ely , r em ov e a nd r es e t the f loa ti ng la byr in th s e al po s it ion . When i nst all ing u ppe r b eari ng c ap t he f lo at ing l aby r i n.
Open- Drive M otor Ha ndling /R i gg ing Eac h m ot or is pr o vide d wit h lif t ing l ugs , wel ded t o t he f our c or n ers of t he m o to r f r am e , for lif t ing t he a s s em bl ed m ac h ine . T he m ot or s ho uld a lwa y s b e lif t ed by us i ng t he li ftin g lug s loca te d on al l fo ur c or ne rs o f t he m ot or f r am e.
Note: Refer t o wei ght s s pec i fi ed on c e r ti fi ed dr a win g to d et er m in e prop er lif t ing e qui pmen t requ ired f or s pe c if ic c om po nen ts or as s e mbli es.
shou ld be e nerg iz ed a t the v ol ta ge s ho wn by t he s pa ce hea te r n amep lat e at t ac he d to t he mot or . I nc a nde s c ent lig ht b ulb s c a n be pl ac ed w it hin t he m o to r t o pro vide h eat .
C om pr e sso r Be ari n g an d Ge ar Ma int en an c e Th e key to goo d bea ring a nd g ear m ai nt ena nce i s p r ope r l ubr i c at ion . Use th e prop er grad e of oil , mai nt ain ed at r ec om m e nde d lev e l, t em p erat ur e , an d pr es s u r e.
Co nde n s e r Sin ce t hi s w ater circu it is usu a lly a n o pen-type syst e m, the t ubes ma y b e sub j ect t o con tami na tio n a n d sca l e. Cl e an the con d en se r tubes with a rotary tube cleaning system a t le ast once p er y ear , and mo r e of te n if t he w at er is c ont am i nat ed .
Wa te r Le ak s Wa te r i s i ndi c a te d du r ing m ach ine o per a ti on by t he ref r ig er an t m oi s tu r e ind icat or ( F igu re 2 ) on t he r ef r ig eran t mot or c oo lin g lin e.
In s pec t th e Star ti ng E q ui pm ent Bef or e wo rk ing o n any s t art er , s h ut o ff th e m ac hi ne, and o pen a ll di s c onn ect s s u ppl y ing pow er to t he st ar t er.
In s pec t s ta r te r c o nt ac t s u rfa c es fo r we ar or pit t ing o n m ec ha nica l-t y pe s t ar t er s . D o not sand pap er or fi le s il v er - pl at ed c on ta c ts.
C hec k P res sure Tr ans du cer s On c e a ye ar, t he p res s ur e t r an s duc e rs s h oul d b e chec k e d aga ins t a pr es s u r e gag e r e adi ng. Che c k a ll t hr ee t r an sduc e r s : oi l pr es s u re, c o nde ns er pr e ss ur e, c ool er pr es s u re.
Oi l s hou ld be v i sibl e in t he c om pr e ss or s igh t gl as s bot h du ring o pera ti on an d at s h ut dow n. Alwa ys ch eck th e oil l ev el b ef or e op erat in g th e c ompr e s sor . Be fo re add ing o r c h ang ing o il, reli eve t he r ef r ig er an t pre s s ur e as f oll ows: 1.
Or de rin g R e p l ac eme n t C hill er P art s Wh en or d erin g Carr ie r s p ecif ie d part s , t he f ol low ing i nf or m at io n mus t a c c om pa ny an or d er: • mac hi ne mod el nu m ber a.
Tr oub le sh oot i ng Gui de O ve r vi ew Th e P IC h as m any f eat ur e s t o ai d th e ope rat or and t he t ec h nici an in t r ou ble shoo ti ng a 17/ 19 E X m a c hin e. • By u s ing t he L ID d is pl ay , t he c h ill er ac t ual o pera ti ng con dit io ns c an be v i ewe d whi le th e uni t is run nin g.
C hec king the Di spla y M e ssa ges Th e f irs t area to c heck wh en t r ou ble shoo ti ng t he 17/ 1 9E X is t he L ID dis p lay . I f t he ala rm lig ht is fl as hi ng, c hec k t he pr i m ar y and s e c ond ary m es s ag e lin es on t he LI D de fa ult s c r een ( F igure 14 ).
R esi st an ce C h ec k Tu rn of f t he con t ro l po wer an d dis co nne c t the ter mi nal p lug o f t he se nsor in q ues t io n f rom th e modu le. M easu r e s enso r r esi sta nc e be tw een re cept ac l es d esig nat ed b y t he wi ring d iag ram wit h a dig it al oh mm et er .
Ch ec k S en s or Ac cur a cy Plac e t he se nsor in a m e diu m o f a kno wn t em pe r a tu r e and c o mpar e t ha t t em pe rat ur e t o th e meas u red r ea din g. T he t he rm om et er us e d to d et er m in e th e te m per a tu r e of t he m e diu m s h oul d be of lab orat or y qu ali ty wi th 0 .
C hec king Pres sur e Tran s du cer s Th er e ar e 3 p res s ur e t r an s duc e r s on herm et ic m ac h ine s . T hes e d et er m in e c ool er, cond ense r, an d oil p res s ur e .
To ca lib rat e oil p r ess ure d if fe rent ia l on op en- d riv e mac h ine s, ref er t o Oi l P res sur e D if fe r ent ia l Cal ibr a ti on at th e end o f this s ec t io n. Cal ibr a ti on c a n b e c h ec ked by com pa r ing t he pr ess u r e re adi ngs fro m t he t ran sduc e r ag ain s t an acc u rat e r ef r ige r at ion g age .
f r om th e tra nsdu cer by th e s upp ly v olt ag e sign al, m eas u red at th e P S IO te r m ina ls J 7- J 34 an d J 7- J 35 . For ex am p le, th e c ond ens e r t r an sduc e r v o lt age i npu t is m ea sur ed a t PS I O t er - min als J 7 - 1 a nd J 7 -2.
Oil Di ffere n ti al P res sure /Po we r S upply Modul e Ca l i b r ation ( S ee Fi g u re 4 8 .) Th e oil re s erv oir in t he 1 7E X m achi ne is no t c omm o n to co ole r p r ess ur e .
Trou bl es hooting Tra nsd uc ers Wh en t rou ble s hoo ti ng tra nsdu cer s, k ee p t he ne gat ive le ad o f y our volt oh mm et er o n t er min al U4 of th e pow er s upp ly ( or te r m ina l 4 on po wer s up pli es wit ho ut t he c o mpar a to r c i rc uit ) .
Control Al gori thms C hec ko ut Proce dur e In t he L ID S e rv ic e m en u, o ne of th e ta ble s i s C ont r ol A l gorit h m S t at us . T hi s t ab le con ta ins 6 ta ble s t ha t may be vi ewe d in ord er to s e e how t he p art ic ul ar c ont r ol a lgo r it hm is ope rat ing .
Control Te st Th e Con tro l Te st f eat ure c an che ck a ll of t he t herm i sto r tem p er at ure se ns ors , in clud ing t ho s e on t he O pt ion s m o dul es, p res s ur e t r an sduc e rs , pu mps and t he ir as s oc i at ed f low sw it c hes , th e gui de v an e act uat or , and o th er c ont r ol o ut put s , s u c h as hot gas by p ass .
Cli ck her e fo r T a b le 8C — I n Re cycle Shut down C l i c k he re f o r Ta bl e 8D — P re -S tar t A l er ts C l i c k he re fo r Ta bl e 8E — N or ma l or Au t o .
C l i c k he re f o r Ta bl e 8I — N or ma l Ru n O v er ri d es A ct i v e ( Al er t s ) C l i c k he re fo r Ta bl e 8J — Out- of -Ra nge Se ns o r Fa i lu r es C l i ck he re fo r Ta bl e 8K .
Control Mod ul e s Th e P r oc es s o r m od ule (PSI O ), 8-i npu t (O pt ion s) m o dul es, S t ar t er M an age m ent M odu le (SMM), a nd the Lo ca l Interface D evi ce (LID) mo d ul e pe rform co ntin u ou s d ia g no stic e val u atio n s of t he h ar dw ar e t o d et erm in e i ts co ndi ti on.
Re d LE D If th e LE D is bl inki ng c on ti nuo usly at a 2- s ec o nd rat e, it i s in dic a ti ng pr o per op erat io n. I f i t is lit c ont in uou s ly it i ndi cat es a pr ob lem r eq uiri ng r ep lace ment of t he mo dul e. O f f con ti nuo usly ind ic at es t hat th e pow er s hou ld be c h eck ed .
PSI O Module Gre en LE D C los e s t t o Com m un icat io ns Con nec t io n — C ommu n ication wi t h SMM an d 8 - inp ut m o dul e; m u s t bl ink c on ti nuo usly . Othe r G r ee n LE D — Co mmun ication wi t h LID; must b link e very 3 t o 5 se conds.
Notes on M odul e Operation 1. T he m ac h ine o pera to r m o nit or s an d modi fi es c onf ig urat io ns in t he m ic r op roc es s o r t hr o ugh t he 4 s of t k ey s and t he L ID . Co m m uni cat ion w it h th e LI D and t he P S I O i s a cc om pl is he d through the CC N bu s.
I f al l m odu les in dica te c o mm uni cat ion s f ai lur e , che c k c o m m u nica ti ons pl ug on t he PS I O mod ule f or pr o per s ea ti ng. A ls o c he ck t he w ir in g (CCN bu s — 1: r ed , 2:wh t, 3: blk ; S ens o r bu s — 1: r ed , 2:bl k , 3: c lr / wh t).
P roc e ssor M odule (P SI O ) ( Fig ure 51 ) Input s Eac h inp ut cha nne l has 3 te r mi nal s; on ly 2 of th e t erm i nal s a re u s ed. Ap pli c at ion o f m achi ne det erm i nes whi c h t erm in als ar e n or mal ly u s ed. Al ways re fe r t o in div i dua l u nit w ir ing f or t erm i nal numb ers .
S t arter Ma nagem ent Module ( SM M) ( Fi gure 5 2 ) Input s I n puts on st rips J2 an d J3 a re a mi x of analog a nd d i screte (o n/off ) i nputs. App l icatio n of t he mac hi ne de te rm ine s w hic h te r mina ls ar e use d. Al ways ref er t o t he in div i dua l uni t wi ring d iag r am f o r termi na l n umb e rs.
Options M odules (8-I nput) Th e opt io ns m odu les ar e o pt ion al ad dit io ns to t he PI C, and a re us ed t o ad d te m per a tu r e res et inp ut s , spa re s ens o r i npu ts, and d em an d limi t in put s. E a ch opt io n modu le con ta ins 8 inp ut s , ea c h inp ut m e ant fo r a s p ecif ic du ty.
Te r m ina l blo ck con nect io ns ar e pr o vide d on t he op ti ons m od ule s . All s e nsor in put s ar e f iel d wire d and i nst all ed. Op ti ons m od ule 1 ca n be f ac t ory or fi eld -ins t al led . O pt ion s m o dul e 2 is ship ped s e para te ly and m u st be f ie ld in s ta lle d.
Ins talla ti on of Ne w PSIO M odule 1. Ver i fy if th e ex is t in g P S IO m odu le is de fe c ti v e, b y u sing t he p roc ed ure de sc r ibe d in t he No te s on M od ule O pe rat ion sec t io n, an d Con tro l Mo dul es se c ti on.
5. Pac k a ge t he de fe c ti v e m odu le in t he ca r to n of t he n ew m od ule f or r et ur n t o Ca rr ier . 6. Restore con t rol syst em power (L I D wi l l sho w ‘ ‘COMMUNICATION F AI LU RE’’ a t b o ttom o f screen). 7. Access the SERVICE menu.
14. After t he PSI O t ables have been uploaded into t he L ID, access t he ST ATUS01 scre en. Move t he h ighlight b ar to t he ‘ ‘TOTAL COMPRESSOR ST AR T S’ ’ val u e. Se lect this value an d inc r e ase t he v al ue un ti l it i s t he sa me as th e v alu e fro m t he o ld m od ule .
17/ 19 EX P hys ic al D ata and W iri ng Sch emati cs Ta ble 1 0 , T ab le 11 , T abl e 12 , Ta ble 1 3 , Tab le 14 , T abl e 15 , Ta ble 1 6 , T ab le 17 , T abl e 18 , F ig u r e 54 , Figu re 55 , F.
C omp re ssor Fits a n d C l ear ance s Servi ce a nd re p air o f Carri e r ce ntrifugal comp re ssors sho u ld b e p erformed o nly b y f ully tra ine d and q ual if ied se r vic e pe r sonn el. T he in fo rma ti on in t hi s se c ti on is in c lud ed as a ref er en c e f o r su ch pe rso nn e l on l y.
C l i c k he re f o r Ta bl e 17 — Op en -D r iv e C om pr ess o r Fi ts an d C l ea ra nc e s Cl i c k h er e f or F igu re 56 — H er met i c C omp re ss or Fit s an d Cl ea ra nce s C l i c k he.
Click h e r e for F ig u re 60 — H e r me t ic D rive — P ow er Pa n e l Wi th Wa t e r- Co ole d Oil C o ol er Cl i ck he re fo r F ig ur e 6 1 — He rme ti c D ri ve — Po we r Pan el W it h M.
* See F igu re 7 , Figu re 8 , Fi gur e 9 , F igu r e 1 0 , Fig u r e 1 1 , F igu re 12 , and Fig ur e 1 3 . Tab le 1 — Maj or P I C Com pone nts a nd P anel Lo cations * P I C Co mp o ne nt Pa ne l.
Ta bl e 2 — LID Sc r ee ns No tes: 1. Only 1 2 l ines o f i n formation a ppear on t he L I D screen a t a ny gi ve n t i me. Pre ss N EXT or PREVIO U S to highlight a po int or t o vi ew p o ints be l ow o r ab ove the curre nt scre en.
Note: Al l values a re va riables a va ilable f or read op e ration t o a C C N. D escriptions sh o wn w i th (* ) su pport wri t e operations f o r BEST programming la n guage, da t a-tran sfer, a n d ove rri ding. † In fo rm at ion i s a ppl icab le t o her me ti c m a c hin es onl y .
Exam ple 2 — S t at u s02 D is pl ay S c ree n To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press ST AT US . 3. Scroll do w n t o h ighlight S T AT US0 2 . 4. Press SELECT . Note: Al l values a re va riables a va ilable f or read op e ration t o a C C N.
Exam ple 3 — S t at u s03 D is pl ay S c ree n To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press ST AT US . 3. Scroll do w n t o h ighlight S T AT US0 3 . 4. Press SELECT . Note: All val ues s ha ll be va riab les av a ila ble f or r ea d ope r at ion t o a CC N net wo rk .
Exam ple 4 — S et p oi n t D is pl ay S c ree n To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SETPO I NT .
Exam ple 5 — Co nfi g ur at i on ( Co nfi g ) D is pl ay Sc ree n To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight EQ UIPMENT CONF I G URATION . 4. Press SELECT . 5.
Exam ple 6 — Le ad /L ag Co nfi g ur at i on Di sp la y S cre en To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight EQ UIPMENT CONF I G URATION . 4. Press SELECT . 5.
Exam ple 7 — S erv ic e1 Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight EQ UIPMENT SERVICE . 4. Press SELECT . 5. Scroll do w n t o h ighlight SER VICE1 .
Note: ∆ = del ta d egre es. * In fo r m at ion i s a ppl icab le t o her m et ic m ac h ine s o nly. † In fo r m at ion i s a ppl icab le t o ope n-dr i v e m a c hin es onl y.
Exam ple 8 — S erv ic e2 Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight EQ UIPMENT SERVICE . 4. Press SELECT . 5. Scroll do w n t o h ighlight SER VICE2 .
Note: T h is s c r een p r ov id es th e mean s t o ge nera te a lert m es s ag es bas e d on exc e edi ng t he ‘‘ Te m p’’ t hr e sh- old f or e ac h poi nt li ste d. I f th e ‘ ‘E na ble ’’ is se t to 1, a val ue abo ve t he ‘‘ Te mp’’ t hres h old sha ll gen er at e an al er t m e ss age .
Exam ple 9 — S erv ic e3 Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight EQ UIPMENT SERVICE . 4. Press SELECT . 5. Scroll do w n t o h ighlight SER VICE3.
Exam ple 10 — M ai n ten an ce ( M ai n t 01) Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MENU . 2. Press SERVICE . 3. Scroll do w n t o h ighlight A L GORIT HM STA TU S . 4. Press SELECT . 5. Scroll do w n t o h ighlight M A IN T0 1 .
Exam ple 11 — M ai n ten an ce ( M ai n t 02) Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight CO NT RO L A L GO R IT HM ST A TU S . 4. Press SEL ECT .
Exam ple 12 — M ai n ten an ce ( M ai n t 03) Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight CO NT RO L A L GO R IT HM ST A TU S . 4. Press SEL ECT .
Exam ple 13 — M ai n ten an ce ( M ai n t 04) Di sp l ay S cr een To a cc es s th is dis p lay f ro m t he LID d efa ul t screen: 1. Press MEN U . 2. Press SER VI CE . 3. Scroll do w n t o h ighlight CO NT RO L A L GO R IT HM ST A TU S . 4. Press SEL ECT .
Ta bl e 3 — P r ote ctive S a fety Lim i ts a nd Cont r o l S et tings Mon itored Pa r ameter Li m i t A p pli c a bl e Co mme nt s T e m pe r at u re S e ns or s Ou t Of R ange –40 t o 245 F ( –40 to 118.3 C) M us t be out side rang e for 2 s econ ds Pr ess ur e Tr an sd uc ers O u t Of R ange 0.
F low Swi tch es ( F ield Supp lied) O p era te wa t e r p ump s with machine o ff. Ma nually reduce water f low and o bserve sw itch for p roper cu tout.
Leg end P1 — Mi nimu m Pressu re Lo a d T1 — Min im um T em pe rat ur e Lo ad P2 — Maximum Pressu re L oa d T2 — Maxi mum T e mperature Lo a d * Not av ai lab le on o pen d riv e m ac h ine s .
T able 5A — H FC - 13 4a Pre ssur e — T e mp era ture ( F) Te mp era t ur e (F) Pres su re ( p si ) 0 2 4 6 8 6.5 0 7.5 2 8.6 0 9.6 6 10. 79 10 12 14 16 18 11. 96 13. 17 14. 42 15. 72 17. 06 20 22 24 26 28 18. 45 19. 88 21. 37 22. 90 24. 48 30 32 34 36 38 26.
90 92 94 96 98 104 . 40 108 . 18 112 . 06 116 . 02 120 . 08 100 102 104 106 108 124 . 23 128 . 47 132 . 81 137 . 25 141 . 79 110 112 114 116 118 146 . 43 151 . 17 156 . 01 160 . 96 166 . 01 120 122 124 126 128 171 . 17 176 . 45 181 . 83 187 . 32 192 .
T able 5B — H FC - 13 4a Pre ssur e — T e mp era ture ( C) Te mp era t ur e (C) Pres su re ( kP a ) -18. 0 -16. 7 -15. 6 -14. 4 -13. 3 44 .8 51 .9 59 .3 66 .6 74 .4 -12. 2 -11. 1 -10. 0 -8. 9 -7. 8 82 .5 90 .8 99 .4 10 8. 0 11 8. 0 -6. 7 -5. 6 -4.
26. 7 27. 8 28. 9 30. 0 31. 1 59 8. 0 62 1. 0 64 5. 0 66 9. 0 69 4. 0 32. 2 33. 3 34. 4 35. 6 36. 7 72 0. 0 74 6. 0 77 3. 0 80 0. 0 82 8. 0 37. 8 38. 9 40. 0 41. 1 42. 2 85 7. 0 88 6. 0 91 6. 0 94 6. 0 97 8. 0 43. 3 44. 4 45. 6 46. 7 47. 8 101 0. 0 104 2.
* To r que v a lue s b as ed u pon d ry f ric t io n. T able 6 — R ec ommended Torque B olt si z e 1/ 4” 5/ 16” 3/ 8” 1/ 2” 5/ 8” 3/ 4” 7/ 8” 1” 1 1/ 3” 1 1/ 2” G rad e SA E GR 5 Tor qu e * Ft-lbs 3.5 7 12 3 1 6 3 11 5 18 0 275 550 960 N• m 4.
Table 7 — Control Te st Menu Functi ons Te st s T o Be P e rfo rme d Dev ic es T este d 1. A uto ma ted T es t s* 2 . PS IO The r mi sto rs 3 . Opti ons T herm ist ors 4 .
* Duri ng an y o f the t est s t ha t are n ot a ut om at ed , an o ut - of - r ang e read ing w ill h av e an a ste r is k (* ) n ext t o th e r ead ing a nd a mes sa ge wi ll be d ispl ayed . † On o pen - driv e ma chin es, d if fe rent ia l p res sur e i s t he o nly oi l pres s u r e dis p lay e d.
LEG E ND F o r Ta bl e 8, A - N 1CR AU X — C om pr essor Start Cont act O I LPD — Oil Pressure CA P — C om pr essor Curr ent OILT — Oil Sump Temper at ur e CDFL — C onden ser W at er F low P.
Ta bl e 8 — LID P r i ma ry and S e condar y Mes sa ges and C usto m Ala r m /A ler t Me ssag es wi th Troubl eshoot ing G uide s B. Ti ming Out or Ti m ed Out Pri ma ry Mes sag e Seco n da ry M es sag e Pro b ab le C au se/ Re med y Re ad y To S t art I n XX Min Unoc cupi ed Mod e Tim e s chedu le f or PIC i s u noccupi ed .
T able 8 — L ID Pr imar y a n d Sec on d a ry M e ss ages a n d C us t om Al arm/ A l ert Mes sage s wi th Troubl eshoot in g G uide s C. I n Recyc l e Shutdown Pri ma ry Mes sag e Sec ond ary Mes s.
* [L IMI T ] is s ho wn on t he L ID a s t em p erat ur e, pr es s u re, v o lt age , etc . , set poi nt p rede fi ned o r s e lec t ed b y th e ope rat or as an ov e rr ide , al er t , or al arm c o ndi ti on. [VA L UE ] i s t he a c tu al pr e ss ur e, te m per a tu r e, volt ag e, e tc.
T able 8 — L ID Pri mary and S ec on d a ry Me ss ages a n d Cus t om Al arm/ A l ert Mes sage s wi th Troubl e shoot i n g G ui de s E. No r m al o r AU T O . -R E S T AR T Pri ma ry Mes sag e Seco n da ry M es sag e Pro b ab le C au se/ Re med y Startup i n Progress Occupi ed Mode Ma c h ine s tar t ing.
Table 8 — LID Prim ary and Seconda ry Mess a ges and Cus tom Al a rm/Al e r t Mess age s with T r o ubleshooting G uides F. S tar t-U p Failur es : Th is is an a lar m co nd itio n.
* [L IMI T ] is s ho wn on t he L ID a s t em p erat ur e, pr es s u re, v o lt age , etc . , set poi nt p rede fi ned o r s e lec t ed b y th e ope rat or as an ov e rr ide , al er t , or al arm c o ndi ti on. [VA L UE ] i s t he a c tu al pr e ss ur e, te m per a tu r e, volt ag e, e tc.
* [L IMI T ] is s ho wn on t he L ID a s t he t em p erat ur e , pre ssu re, v o lt age , etc . , set po int pr ede f ine d or s e lect ed by th e ope rat or as an ov e rr ide , al er t , or al arm c o ndi ti on. [VAL UE] i s t he a c tu al pr e s s ur e, te m per a tu r e, volt ag e, e tc.
Ta ble 8 — LID Prim a r y and S e condar y Mes sages and Cu sto m Al a rm /Ale r t Me ss ages with Tr oubl eshooting G ui de s H. N orma l Ru n wi t h Re set, Temper atu re , Or Deman d Pri ma ry Me.
* [L IMI T ] is s ho wn on t he L ID a s t he t em p erat ur e , pre ssu re, v o lt age , etc . , set po int pr ede f ine d or s e lect ed by th e ope rat or as an ov e rr ide , al er t , or al arm c o nt it ion . [ V A LUE ] is th e ac t ual t emp erat ur e , pre s s ur e, volt ag e, e tc.
Ta ble 8 — LID Prim a r y and S e condar y M es sa ges and Cu sto m Al a rm /A ler t Me ssage s wi th Troubl eshooting G ui de s J . Out- of-R ange Sens or Fai lu res Pri ma ry Mes sag e Sec on d ar.
Ta bl e 8 — LI D P r ima r y and Se co ndary Mess ages a nd Cust om Al arm/ Al ert Mes sa ges wi th Troubl e shoo ting Guide s K. Ma ch ine Prot ect Li m i t Faults Pr im ary Me ssa ge S e co ndar y.
Pr o te ctive Lim it No Mo tor Cur ren t C A P Lo s s of Mo tor C ur - rent: Chec k sens o r. Che ck w i r i ng: Chec k torqu e setti ng on solid- state st arter. Check fo r ma i n circuit br eaker trip. Check p ower sup ply to P S IO m odul e. Pr o te ctive Lim it P ow er Loss V P Po we r L os s : Ch e ck vol tage supply .
* [L IMI T ] is s ho wn on t he L ID a s t he t em p erat ur e , pre ssu re, v o lt age , etc . , set po int pr ede f ine d or s e lect ed by th e ope rat or as an ov e rr ide , al er t , or al arm c o nt it ion . [ V A LUE ] is th e ac t ual t emp erat ur e , pre s s ur e, volt ag e, e tc.
Ta b l e 8 — L I D P ri m a r y an d S e co n d ar y M es sa g es an d C u st o m A la r m /A le r t M e ss ag es wi th Troubl eshoot ing G uide s L .
* [L IMI T ] is s ho wn on t he L ID a s t he t em p erat ur e , pre ssu re, v o lt age , etc . , set po int pr ede f ine d or s e lect ed by th e ope rat or as an ov e rr ide , al er t , or al arm c o nt it ion . [ V A LUE ] is th e ac t ual t emp erat ur e , pre s s ur e, volt ag e, e tc.
Ta bl e 8 — LI D P r i m a r y and Sec ondary Mess age s and Cus tom Al arm/ Al ert M essa ges wi th Troubl e shoo ting Gu ides M. Spar e S enso r A l ert M es sage s Pr im ary M ess ag e Se co ndar.
Table 8 — LID Prim ary and Seconda ry Mess a ges and Cus tom Al a rm/Al e r t Mess age s with T r o ubleshooting G uides N. Ot her P ro blem s/M a l func ti ons Des cri p t ion R eme dy C hi lle d Wa t er/B r ine Te mp era tur e To o Hi gh (M a c hin e Ru nni ng) Chille d water s e t poin t set too high .
SMM Co mmu n ic ati on s Fa il u r e Che ck that PSIO com munica t io n pl ug s are co nnecte d cor rectl y. Che ck SM M comm uni- ca ti on plug . C heck f o r pr oper SM M pow e r s upp ly. S e e Cont r ol M o d ules se ction . H ig h O il Te mp era tur e Wh i le R un nin g Che ck for pr op er oil le ve l (to o m uch oil).
Table 9 A — The rmis tor Temper at ure (F) vs R esistanc e/Volt age Dr op Temper at ur e (F) Vol tag e Dr op (V ) R esi st a nce (O h ms) Temperat ur e (F ) Vo lt a ge Dr op (V ) R esistanc e (O h m s ) Tem perat ure (F) Vo lt age Drop (V ) R esi st a nce (O h ms) - 25.
12 5 12 6 12 7 12 8 12 9 13 0 13 1 13 2 13 3 13 4 13 5 13 6 13 7 13 8 13 9 14 0 14 1 14 2 14 3 14 4 14 5 14 6 14 7 14 8 14 9 15 0 15 1 15 2 15 3 15 4 15 5 15 6 15 7 15 8 15 9 16 0 16 1 16 2 16 3 16 4 16 5 16 6 1.607 1.585 1.562 1.538 1.517 1.496 1.474 1.
Ta bl e 9B — The r m istor Te m pera ture ( C) vs Resis tan ce/Volta ge D r o p T emp er atu re ( C) Vo l t ag e Drop (V ) Re si st an ce (Ohms) T em pe rat u re ( C) Vo l tag e Dr op ( V ) Re si st.
52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 1.594 1.553 1.513 1.474 1.436 1.399 1.363 1.327 1.291 1.258 1.225 1.192 1.160 1.129 1.099 1.069 1.040 1.012 0.984 0.949 0.920 0.892 0.865 0.838 0.813 0.789 0.
* I f a ma c hin e conf ig urat io n ot her t han 2 - pas s , 150 p sig ( 10 34 kP a) , NI H wat er b ox c onf ig urat io n is us ed , ref er t o th e A ddi ti ona l Coo ler W ei ght s or A ddi ti ona.
* If a m ac hi ne con fi gur a ti on ot he r t ha n 2-pa ss , 15 0 ps ig ( 1 034 k P a ), NI H wat er b ox c onf ig urat io n is us ed , ref er t o t he A ddi ti ona l C ool er W eig ht s or A ddi tio.
NI H — No zz le- I n- H ead † Subt r ac t 228 l b ( 103 k g ) f r om t he r ig gin g weig ht sh own i n Ta ble 1 0 . * Wh en usi ng a m ach ine c o nf igu r at ion o th er th an 2-p ass , N IH wa .
* Bas ed o n 416 0 v, F D m ot or. † B as ed o n 690 0 v , DQ m ot or . ** Based o n 69 0 0 v, DP motor. †† Base d o n 69 0 0 v, EE motor. * Bas ed o n 330 0 v, F D m ot or. † B as ed o n 630 0 v , DQ m ot or . ** Based o n 63 0 0 v, DP motor.
NI H — No zz le- I n- H ead * Wh en usi ng a m ach ine c o nf igu r at ion o th er th an 2-p ass , N IH wa te rbox e s w it h 150 p s ig (10 38 k Pa) cov er s , add t he w eig ht s l ist ed in t hi s t ab le t o th e app ropr i at e wei ght s in Ta ble 1 0 t o obt ai n th e c or r ec t cool er wei ght .
* H eat exc ha nge r s wi th ma rine wa te rbox e s h av e he avie r dr y an d o per a ti ng we igh ts th an he at e x chan ger s wit h no zz le- i n-hea d wat e r b oxes .
NI H — No zz le- i n-He ad * T he 1 50 psi g (103 4 kP a) wat er b ox c ov er wei ght s ar e in clud ed in t he d r y w eig ht s h own i n Ta ble 1 0 .
Leg end FL A — F ul l Loa d Am ps LR A — L ocke d R otor Amps No tes: 1. T he oi l pump i s p owe red t hr ou gh a f iel d wiri ng t er m in al in to t he p owe r p ane l.
Ta bl e 1 7 — O p e n- Dri v e Co m p res sor Fits a nd Cl e ara nces It em D esc ri pti o n C le ara nc e Ty pe o f Measure 17 FA 4 17F A5 Min Max Mi n Ma x in. mm in . mm. in . mm in. mm 1 1 s t stage i mpell er to di ap h r ag m S ee Tabu l a ti on Axi al 2 2 nd s tag e i mpe lle r t o di sc har ge w all Axi al 3 1 s t st age l abyri nth .
See F igu re 55 f or it em c all out s . 16 Dr i ve -end journ al b eari ng .0 03 .0762 .005 .127 0 .0035 .08 89 .0 055 .1397 D iame tral 17 Wi nda ge ba ff le to sh aft .0 83 2.108 . 104 2.64 2 .079 2.0 07 .1 00 2.540 Diame tral 18 I nner c arbo n ri ng t rav el .
* Meas u red wi th s h af t in t hr u st po s it ion ( t owa rds s uc t ion e nd) ; to ler a nce = ± . 0 05 in . (± . 1 27 mm). Tab le 17 — O pe n-Driv e Compre ssor Fits a nd Cl ea r ances (Cont .
* See F igu re 56 f or it em c all out s . † Cle ar an ces r epr e sent fa c to r y t ol eran c es fo r n ew c om p one nt s . Ta ble 18 — H erme tic Compre ssor Fit s and Cl earanc es I tem* D esc ri pti o n Cl ear an ce† Type of Me asu re in .
* Measured w i th sh aft i n t hru st p o sition (t ow ards su ct ion en d ); tol e rance = ± . 005 i n. (± . 127 mm). † F i rst-stage di a meter. ** Sec on d-s t age d iame te r.
Figure 1 — 17/19EX Identification.
Figure 2 — Typical 17EX Installation.
Figure 3 — Typical 19EX Installation.
Figure 4 — Refrigerant, Motor Cooling, and Oil Cooling Cycles.
v Figure 5 — Hermetic Compressor Lubrication System (EX Compressor Shown).
Figure 6 — Open-Drive (17 Series) Lubrication Cycle.
Figure 7 — 17EX Controls and Sensor Locations (Figure 7 continued on next page) Machine Rear; Compressor Side View.
Compressor End View Figure 7 — 17EX Controls and Sensor Locations (Figure 7 continued on next page).
Machine Front View Figure 7 — 17EX Controls and Sensor Locations (Figure 7 continued on next page).
Motor End View Figure 7 — 17EX Controls and Sensor Locations (Figure 7 continued on next page).
Figure 7 — 17EX Controls and Sensor Locations.
Machine Rear; Compressor Side View Figure 8 — 19EX Controls and Sensor Locations (Figure 8 continued on next page).
Compressor End View Figure 8 — 19EX Controls and Sensor Locations (Figure 8 continued on next page).
Machine Rear View Figure 8 — 19EX Controls and Sensor Locations (Figure 8 continued on next page).
Motor End View Figure 8 — 19EX Controls and Sensor Locations (Figure 8 continued on next page).
Figure 8 — 19EX Controls and Sensor Locations.
Figure 9 — Control Center (Front View); Shown with Options Module.
Figure 10 — Control Sensors (Temperature).
Figure 11 — Control Sensors (Pressure Transducer, Typical).
Figure 12 — Power Panel without Options (Open-Drive Machine Shown).
Figure 13 — Power Panel with Options (Hermetic Machine Shown).
Figure 14 — LID Default Screen.
Figure 15 — LID Service Screen.
Figure 16 — 17/19EX Menu Structure.
Figure 17 — 17/19EX Service Menu Structure.
Figure 18 — Example of Point Status Screen (Status01).
Figure 19 — Example of Time Schedule Operation Screen.
Figure 20 — Example of Set Point Screen.
Figure 21 — 17/19EX Hot Gas Bypass/Surge Prevention.
Figure 22 — 17/19EX with Default Metric Settings.
Figure 23 — Example of Attach to Network Device Screen.
Figure 24 — Example of Holiday Period Screen.
Figure 25 — Control Sequence.
Figure 26 — Typical Wet-Bulb Type Vacuum Indicator.
Figure 27 — Shipping Bolt on Open Drive Motor.
Figure 28 — 17/19EX Leak Test Procedures.
Figure 29 — Dehydration Cold Trap.
Figure 30 — Correct Motor Rotation.
Figure 31 — Refrigeration Log.
Figure 32 — Pumpout Arrangement and Valve Number Locations (12-ft Vessel Shown) (Figure 32 continued on next page).
Figure 32 — Pumpout Arrangement and Valve Number Locations (12-ft Vessel Shown) (Continued).
Figure 33 — Pumpout Unit Wiring Schematic (19EX Shown).
Figure 34 — Optional Pumpout Compressor.
Figure 35 — Electronic Vane Actuator Linkage.
Figure 36 — Compressor Contact Seal (Open-Drive Machines).
Figure 37 — Checking Preliminary Alignment.
Figure 38 — Measuring Angular Misalignment in Elevation.
Figure 39 — Measuring Angular Misalignment on Brackets.
Figure 40 — Alignment Formula.
Figure 41 — Adjusting Angular Misalignment in Plan.
Preparation Figure 42 — Correcting Parallel Misalignment (Figure 42 continued on next page).
Measurement Figure 42 — Correcting Parallel Misalignment (Figure 42 continued on next page).
Adjustment Figure 42 — Correcting Parallel Misalignment.
To Check Angular Alignment Figure 43 — Alignment Check — Assembled Coupling (Figure 43 continued on next page).
To Check Parallel Alignment Figure 43 — Alignment Check — Assembled Coupling.
Figure 44 — Removing the Oil Filter.
Figure 45 — Typical Float Valve Arrangement.
Figure 46 — Lifting Open-Drive Motor.
Figure 47 — Controls for Optional Pumpout Compressor.
Figure 48 — Oil Differential Pressure/Power Supply Module.
Figure 49 — PSIO Module LED Locations.
Figure 50 — LID Module (Rear View) and LED Locations.
Figure 51 — Processor (PSIO) Module.
Figure 52 — Starter Management Module (SMM).
Switch Setting Options Module 1 Options Module 2 S1 S2 6 4 7 2 Figure 53 — Options Module.
Figure 54 — Model Number Nomenclature for Compressor Size (See Figure 1 Also).
Note: See Table 17 for dimensions Figure 55 — Open-Drive Compressor Fits and Clearances (Figure 55 continued on next page).
Figure 55 — Open-Drive Compressor Fits and Clearances (Figure 55 continued on next page) Note: See Table 17 for dimensions.
Figure 55 — Open-Drive Compressor Fits and Clearances Note: See Table 17 for dimensions.
View B Refer to Table 18 for dimensions View A Figure 56 — Hermetic Compressor Fits and Clearances (Figure 56 continued on next page).
Figure 56 — Hermetic Compressor Fits and Clearances.
Figure 57 — Electronic PIC Controls Wiring Schematic — Hermetic Machine (Figure 57 continued on next page).
Figure 57 — Electronic PIC Controls Wiring Schematic — Hermetic Machine.
Figure 58 — Electronic PIC Controls Wiring Schematic — Open Drive Machine (Figure 58 continued on next page).
Figure 58 — Electronic PIC Controls Wiring Schematic — Open Drive Machine.
Figure 59 — Machine Power Panel, Starter Assembly, and Motor Wiring Schematic (Figure 59 continued on next page).
Figure 59 — Machine Power Panel, Starter Assembly, and Motor Wiring Schematic.
Figure 60 — Hermetic Drive — Power Panel with Water-Cooled Oil Cooler.
Figure 61 — Hermetic Drive — Power Panel with Motor Cooling Solenoid.
Figure 62 — Open-Drive — Power Panel.
INITIAL ST ART -UP CHECKLIST FOR 17/19EX CENTRIFUGAL LIQUID CHILLER (Remove and use for job file.) MACHINE INFORMA TION: NAME JOB NO. ADDRESS MODEL CITY S TAT E ZIP S/N DESIGN CONDITIONS: TONS BRINE .
INSPECT WIRING AND RECORD ELECTRICAL DA T A: RA TINGS: Motor V oltage Motor(s) Amps Oil Pump V oltage Starter Amps Line V oltages: Motor Oil Pump Controls/Oil Heater ST ARTER CHECKOUT : Check continuity T1 to T1, etc. (Motor to starter , disconnect motor leads T4, T5, T6.
17/19EX CENTRIFUGAL LIQUID CHILLER CONFIGURA TION SETTINGS LOG (Remove and use for job file.) SET POINT T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE Base Demand Limit 40 to 100 % 100.0 LCW Setpoint 20 to 120 (–6.7 to 48.9) DEG F (DEG C) 50.
LOCAL MODE TIME SCHEDULE CONFIGURA TION SHEET OCCPC01S Day Flag Occupied Unoccupied MTWTF S SH T i m e T i m e Period 1: Period 2: Period 3: Period 4: Period 5: Period 6: Period 7: Period 8: NOTE: Default setting is OCCUPIED 24 hours/day .
CONFIG T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE RESET TYPE 1 Degrees Reset at 20 mA –30 to 30 (–17 to 17) DEG F (DEG C) 10 (6) RESET TYPE 2 Remote T emp (No Reset) –4.
LEAD/LAG T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE LEAD/LAG SELECT DISABLE =0, LEAD =1, LAG =2, ST ANDBY =3 0, 1, 2, 3 0 Load Balance Option Disable/Enable Disable Common Se.
SER VICE1 T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE Motor T emp Override 150 to 200 (66 to 93) DEG F (DEG C) 200 (93) Cond Pressur e Override 90 to 200 (620 to 1379) psig (kPa) 125 (862) Refrig Override Delta T 2t o5 (1 to 3) DEG F (DEG C) 3 (1.
SER VICE1 T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE Motor Rated Load Amps 1 to 9999 AMPS 200 Motor Rated Line V oltage 1 to 9999 VOL TS 460 Meter Rated Line kW 1 to 9999 kW 600 Line Frequency 0=60 Hz/1=50 Hz 0/1 0 Compressor Starter T ype REDUCE/FULL REDUCE Condenser Freeze Point –20 to 35 (–28.
SER VICE2 T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE RESET 20 mA Power Sour ce 0/1 0 = EXTERNAL, 1 = INTERNAL 0 DEMAND 20 mA Power Sour ce 0/1 0 = EXTERNAL, 1 = INTERNAL 0 CH.
SER VICE3 T ABLE CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE Proportional Inc Band 2t o1 0 6 . 5 Proportional Dec Band 2t o1 0 6 . 0 Proportional ECW Gain 1t o3 2 .
BROADCAST (BRODEFS) CONFIGURA TION SHEET DESCRIPTION RANGE UNITS DEF AUL T V ALUE Activate Y es/No No OA T Broadcast Controller Name 8 characters T ext Bus Number 0 to 239 Bus #s 0 Element Number 0 to.
MACHINE ALIGNMENT REPORT JOB NAME COUPLING SIZE JOB NUMBER TYPE MACHINE SER. NO. WEAR CONDITION DRIVER TYPE SP ACER LENGTH HOT CHECK □ COLD CHECK □ COMPRESSOR COUPLING Open ’’ On ’’ To p .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Carrier 17/19EX è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Carrier 17/19EX - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Carrier 17/19EX imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Carrier 17/19EX ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Carrier 17/19EX, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Carrier 17/19EX.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Carrier 17/19EX. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Carrier 17/19EX insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
