Manuale d’uso / di manutenzione del prodotto 334135B del fabbricante Graco
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334135B EN Instr uctions PR70e ™ Compact Benc htop Meter , Mix and Dispense System Use f or accurate metering, mixing and dispensing of two-component sealants and adhesives in fixed ratios. No t for use with isoc y anate catal yzed materials. For pr ofessional use only .
2 334135B Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Component I dentifica tion .
Models 334135B 3 Models Related Manuals System MD2 V alve Ratio Air Motor in. (cm) Required Line Vo l t a g e Machine Operation Vo l t a g e Maxim um Wo r k i n g Pressure psi (MP a , bar) Maxim um Air Inlet Pressure psi (MP a, bar) 24S054 1:1 3 (7.6) 100-240 V 50/60 Hz, 1 phase - 50 W atts 24 VDC 3000 (21, 207) 100 (0.
Warnings 4 334135B Wa r n i n g s The f ollo wing warnings are f or the setup , use, groundin g, maintenance, and repair of this equipment. Th e e xclama- tion point symbol ale r ts you to a gener al wa r ning and the hazard symbo ls ref er to procedur e-specific risks.
Warnings 334135B 5 FIRE AND EXPLOSION HAZARD Flammab le fumes, such as solv ent and paint fumes, in wor k ar e a can ignite or e xplode . T o help pre vent fire and e xplosion: • Use equipment only in well v entilated area.
Component Identification 6 334135B Component Identification Machine Key: A P ower Switch BA i r I n l e t C System Air Pressure Relief V a lv e D Local Control Module (LCM) E Air Pressure Regulator FD.
Component Identi fication 334135B 7 Local Contr ol Module (LCM) Key: AA Dispense Request or “Go” key This ke y will dispense mater ial and can not be disa bled b y the user as a se tup screen option. AB System Shut-Down Ke y This ke y will disable the machine (all outputs de-energized) and will pl ace the machine in disable mode.
Component Identification 8 334135B LCM Screen Na vigation F or screen over view , re f er to Appendix B - LCM Run Screen Overvie w and Appendix C - LCM Set up Screen Overvie w starting on page 62.
Component Identi fication 334135B 9.
Recommended Parts 10 334135B Recommended P ar ts Dispense V alve Standard Dispense V alves , 255179 and 255181 See MD2 manual f or par ts information. Gun Mounted MD2 V a l ves, LC0120 and LC0122 † See MD2 manual f or dispense valv e and dispense valv e handle par ts information.
Recommended Pa rts 334135B 11 Lever Actuated MD2 V a lves, LC0121 and LC0123 † See MD2 manual f or dispense valv e and dispense valv e lev er par ts inf or mation.
Recommended Parts 12 334135B Mixer s 1301 1303 1302 Assembly LC00 61 Shown ti12442a.
Recommended Pa rts 334135B 13 Mixer Pack a g e Description Refer ence Number an d Description 1301 1302 1303 Mixer P ar t No . (Quantity) Shroud P a r t No . (Quantity 1) Sleeve P art No. (Qua ntity 1) LC0063 3/16 in. x 32 60/0206/50 (10) 94/0884-1/ 98 --- LC0077 3/16 in.
Recommended Parts 14 334135B Applicator Mounting Mast Mount, Contr ols and MD2 Appli cator , LC0292 Mast Mount, Contr ols only , LC0293 *N o t s h o w n .
Recommended Pa rts 334135B 15 Air Filter and Ball V alve, 24R707 High T emperature Grease, 115982 Footswitc h, 255244 704 703 701 702 705 Ref Par t Description Quantity 701 --- V AL VE, ve nted 2 w a .
Recommended Parts 16 334135B Ta n k s 1 1/2 in. NPT Flang es, 24W417 8 Liter , T win P olyeth ylene T anks and Lids, 24W415 8 Liter , T win P olyeth ylene T anks and Lids, with Shut-Off V alves, 24W41.
Recommended Pa rts 334135B 17 *N o t S h o w n Ref Pa r t Description Quantity 24W415 24W416 24W4 17 1001 95/0223 /00 O-RING 241 1002 120901 O-RING 4 4 1003 120902 SCREW , M5x40mm 2 2 1004 120904 SCREW , M5x18mm 663 1005 120905 NUT , hex, loc k M5 2 2 1006 120906 NUT , hex, loc k M8 x 1.
Recommended Parts 18 334135B Hose P acka ges Unheated, Non-R ecirculating Hose * High pressure hoses (3500 psi, 24 MP a, 241 bar) Hose P ackage Desc ription Reference Numbe r and Description 1401 1402 1403 1404 Hose Assembl y 90 Deg Elbo w Adapter Bushing LC0801 3/16 in.
Recommended Pa rts 334135B 19.
Recommended Parts 20 334135B Piston P ackage Nylon Piston, Stainless Steel Metering T ube Assemblies Piston Pack a g e Reference Number and Description 601 602 603† 604 605 606 Tu b e , pump Nylon P.
Recommended Pa rts 334135B 21 UHMW Piston, Stainless Stee l Metering T ube Assemblies † F or custom piston pac kages, wa sher (603) part num- ber will change by piston size as follo ws: F or piston siz es 80-100cc: 15M089 F or piston siz es 101-159cc: W asher not used.
Pump Tube Combin ation Information 22 334135B Pump T ube Combination Inf ormation ✖ Pump tube combination is not recommended. Pump T ube Combination Info rmation P ower F actor Ratio (X:1) Large Piston (mm) Small Piston (mm) Minim um Shot Size (cc) Maxim um Shot Size (cc) 3 in.
Installation 334135B 23 Installation Gr ounding General Grounding Guidelines Pump: use ground wir e and clamp (P ). Ref er to pag e 6 f or component id entification. Conne ct ground wir e and clamp to a true ear th ground. Fluid hoses: use only elec trically conductive hoses .
Installation 24 334135B Install Pump T ubes See Piston P ac kage on page 20 and Nylon and UHMW Piston Replacement Kits on page 65 f o r kit numb er s. NO TE: Ensure that h igh v olume and lo w v olume pump tubes are installed on the co rrect side of t he machine.
Installation 334135B 25 Connect the Foots witch or External Devic e. Connect Pressuri zed Air Input 8. Install an air inlet bleeding ball v alv e and air filte r kit (not pro vided with unit, b ut a v ailab le as kit 24R707) at the 1/4 NPT female air inlet.
Setup 26 334135B Setup Bef ore setting up the machine , the user needs to be f amiliar with the LCM screens. Ref er to Appendix A - LCM Icon Overvie w and Appendix B - LCM Run Screen Overvie w , sta r ting on page 60. Pe r fo r m Star tup , page 33, to access the LCM screens .
Setup 334135B 27 10. Press the Enter button ( ) to a ccept the new v alue or press the Abo r t/Cancel but ton ( ) t o keep t he pre vious v alue. Engaged Piston P osition 11. Close the v ented ball valv e to eliminate the air pres- sure to the system.
Setup 28 334135B Prime the Dispense Head 1. Remov e static mix er from the dispense hea d if installed. 2. T urn snuff-back adjustmen t knob fully clockwise. This will prev ent the disp ense valv e from closing between priming shots . 3. Use a 4 mm he x ke y to loosen the screws holdin g the dispense he ad in place.
Setup 334135B 29 Phasing Adjustment When the m achine ex ec utes a shot , mater ials from T ank A an d T ank B ente r the static mix er where they are mix ed and then dispe nsed. In order f or the materials to mix at the desired ratio , both materials must ent er the static mix er at the same time .
Setup 30 334135B Adjust Phasing 9. W atch the dispense v alv e carefu lly to observe wh ich mater ial is dispensed first. Press t he Dispense Request b utton ( ) or the f oots witch to dispense material. 10. If t he materials do no t e xit th e dispense v alve at the same time, adjust the piston Phase Adju stment Screw (003) as f ollows .
Setup 334135B 31 Adjust Dispense V alve Snuff Bac k At the end of a shot, a small amount of material is draw n back into the static m ix er to prev ent extra material fr om being dispensed. If too much snuff bac k occurs, air will enter the stat ic mix er and can tr a v el up into the di spense v alve .
Setup 32 334135B Adjust Open Dispense V alve (OD V) Timing When a shot is perf or med, the dispen se v alv e needs to open at a precise time f or material t o be dispen sed properly . If the di spense v alv e opens too early , material ma y drain from t he static mix er bef ore the shot star ts.
Operation 334135B 33 Operation Star tup 1. Locate the po wer s witch at rear of machine and turn the power on. The displa y module will automatically turn on and begin to load.
Operation 34 334135B Shutdown If the machine is to remain idle for an e xtended period of time, perf or m the f ollowing steps. 1. If installed, remov e static mix er from the end of the dispense valve. 2. Place a container belo w the disp ense v alv e and activ ate a small shot to flus h mix ed material out of the valv e.
Maintenance 334135B 35 Maintenance Schedule Clean the Pump Shafts 1. Close the v ented ball v alv e at the left, re ar of the machine. 2. Press the Machine Disable Mode k ey ( ).
Maintenance 36 334135B Install Upgrade T oken This procedure applie s to the Local Control Module (LCM). 1. Disconnect po wer to the modu le. 2. Remov e token access panel. 3. Press fir m ly the token into the slot. NO TE: There is no pref erred orientation of the tok en.
Troubleshooting 334135B 37 T roub l eshooting Befo re star ting any troubleshooting procedures, perform the f ollowing procedure . 1. Reliev e pressure. See Pressure Relief Pr ocedure , page 33. 2. Disconnect A C po wer from the machine. 3. Allow the ma chine to cool if t he machine has a heat control option.
Troubleshooting 38 334135B Machine dispe nsing off ratio One tank is empty Check tank le vels . Add mater ial if necessar y . T ank ball valv e closed Open tank ball valv e. Pr ime machine. Machine out of ph ase Re-phase ma chine. Check v alve malfunction Remo ve ch eck v alve; clean or replace as necessary .
Troubleshooting 334135B 39 LCM Err or Codes If an error condition e xists, the front P anel LED will blink the number of times corresponding to the error code number , pause, then repeat.
Repair 40 334135B Repair HydraChec k Kit Installation, 24W336 NO TE: The HydraCh eck kit is intended to be used with low viscosity materials to minimize splashing. It is not intended to be use d as a timer or flo w control de vice. Prepare Machine for Kit Installation 1.
Repair 334135B 41 Install Adjustment Screw/Cap 9. Loose ly install hex nut and adjustment c ap onto the air cylinder sh aft. Adjust the Adjustment Screw/Cap 10. Push the dr ive b lock f orward until resistan ce is f elt when it engages the cylinde r .
Repair 42 334135B Air Cylinder Reb uild Instructions Prepare Machine for Kit Installation 1. Reliev e pressure. See Pressure Relief Pr ocedure , page 33. 2. Shut down the machine. See Shutdown , page 3 4. 3. Disconnect the pressurize d air input hose.
Repair 334135B 43 7. Use an open-end wrench to re mov e all he x nuts connecting the pisto n rod to the driv e bloc k. 8. Remov e the four scre ws that attach the cylin der rod end b lock to the frame . Access the scre ws through the f our holes in the b lind end bloc k using a long allen wrench.
Repair 44 334135B Rear Pump Reb uild Instructions Prepare Machine for Kit Installation 1. Drain the pu mp . Empty the t anks. P erf or m shots repeatedly unt il no material comes out of the dis- pense v alv e. 2. Reliev e pressure. See Pressure Relief Pr ocedure , page 33.
Repair 334135B 45 8. Disconnect the pump shaft fr om the drive b loc k. a. Loosen the shaft lo ckin g nut. b . Hold the drive b lock alignment rod stationary with a wrench. c. T ur n the pum p shaft with a wrench. d. Manually pu sh the pump shaft f orward to sepa- rate th e shaft from the driv e block.
Repair 46 334135B Piston/Cylinder Replacement Kit Installation NO TE: See Piston P ac kage on pa ge 20 and Nylon and UHMW Piston Repl acement Kits on page 65 f or kit numbers . Prepare Machine for Kit Installation 1. Drain the pu mp . Empty the t anks.
Repair 334135B 47 Chec k V alve Reb uild Kit Installation NO TE: See Pump Sub-Assembly , 24S053 , page 50 f or pump sub- assembly par t references. Prepare Machine for Kit Installation 1. Reliev e pressure. See Pressure Relief Pr ocedure , page 33. 2.
Parts 48 334135B Pa r t s Fixed Ratio Base F IG . 14 8 7 13 6 9 4 5 3 9, 1 T orque to 140 in-lb (15.8 N•m). T orque to 350 in-lb (39.5 N•m). T orque to 1200 in-lb (135 N•m).
Parts 334135B 49 ▲ Replacement Dange r and W ar ning labels, tags and cards are av ailable at no cost. F IG . 15 2 1 2 Ref Pa r t Description Quantity 24V935, PUMP , assembl y , 3.
Parts 50 334135B Pump Sub-Assembl y , 24S053 The pump shaft is installe d with Krytox gre ase. Contact with Krytox gr ease can lead to flu-lik e symptoms. Th e MSDS f or this material is av ailable upon request . F IG . 16 1 T orque to 350 in-lb (40 N•m).
Parts 334135B 51 * Included in kit LC0094. Check V alve , Assembl y LC0093 Ref Pa r t Description Quantity 101* 106258 P ACKING, o-ring 2 102 108712 NUT , hex 2 103* 120887 SEAL, posipak, 3/8x5/8, UHM.
Parts 52 334135B Fixed Ratio Drive Bloc k Assembl y , LC0107 ▲ Replacement Dange r and W ar ning labels, tags , and cards are a vailab le at no cost.
Parts 334135B 53 Air Cylinder , 24V933 and 24V934 † A v ailab le in kit LC0092. ◆ A vailable in kit LC0091. NO TICE The f our long scre ws (303) that attach the tw o drive b locks (309,310) m ust be tightened in a crisscross patter n. F ailure to do so may result in air cylinder damag e.
Parts 54 334135B Fixed Ratio Frame Sub-Assemb l y , LC0290 F IG . 20 Ref Pa r t Description Quantit y 401 120599 PIN, do wel 2 403 --- FRAME, base, machined 1 404 LC0234 SENSOR, assembly 1 405 120918 BEARING, linear , slide 1 406 120886 SCREW 4 407 17B318 P AD , rubber , anti-vibra tion 4 404 1 T orque screws to 85 in-lb (9.
Parts 334135B 55 UHMW Piston, Cerami c Metering T ube Assemblies NO TE: The UHMW piston , ceramic metering tube assemblie s contain a carbide ball. This ball rep laces the standard chec k valv e ball in pump assemb ly LC0112.
Schematics 56 334135B Schematics Electrical Schematics F IG . 21: Electri cal Schematic.
Schematics 334135B 57 F IG . 22: Electri cal Schematic.
Schematics 58 334135B DB25 Pin Function Pneumatic S chematic DB25 Pin Number Pin Function Descripti on 17 Digita l In 1 F oots witch/Shot Req uest Input 11 Analog In 1 P osition Sensor Analog Input 2 .
Schematics 334135B 59.
Appendix A - LCM Icon Overview 60 334135B Appendix A - LCM Icon Overview Icon Label Desc ription Po w e r O n When the corresponding soft ke y is pressed, the PR70 will exit disab le mode and enter the last mode use d (Shot or manu al) and displa y the corresponding mode on the home run screen.
Appendix A - LCM Icon Overview 334135B 61 Phasing Shot Graphic used to indica te the user w ants to arm the machine to allow phasing shots when the user pre sses the dispense k ey , or presses the optional machine f oots witch input.
Appendix B - LCM Run Screen Overview 62 334135B Appendix B - LCM Run Screen Overview Splash Screen This screen is activ ated during a boot up condition. The splash screen will only be pres ent approximately f or five seconds. Disable Mode Screen When the system is in this mode , all outputs are dis- able d.
Appendix B - LCM Run Screen Overvi ew 334135B 63 Maintenance Mode Run Screen Used f or machine testing. The us er will be able to e xtend or retr act the pump , or open and close the dis- pense v alv e from this screen.
Appendix C - LCM Setup Screen Overview 64 334135B Appendix C - LCM Setup Screen Overview P assw ord Entry Screen If a pass word is prog rammed in to the LCM, the user will be prompt ed to ente r a password. If no pas s word has been entered (all 0's on the pass word set/ clear setup screen), this screen will be b ypassed.
Kits 334135B 65 Kits Nylon and UHMW Pist on Replacement Kits When ordering a piston replacement kit, the f ollowing intelligent part numbering system applies f or Nylon based pistons . When ordering a UHMW replacement kit, the f ollowing numbering applies: The items indicated abov e will be supplied with the kit.
Kits 66 334135B Recommended Spare P ar ts PR70E *S e e Piston P ac kage on page 20 and Nylon an d UHMW Piston Replacemen t Kits on page 65 for kit numb er s. MD2 V alve Par t Description Quantity LC0091 3.0 in. (7.6 cm) Air Cylinder Rebuild Kit 1 LC0092 4.
Dimensions 334135B 67 Dimensions 25.1 in. (65 cm) 27.9 in. (71 cm) 9.0 in. (23 cm) 15.5 in. (40 cm).
Dimensions 68 334135B.
Technical Data 334135B 69 Te c h n i c a l D a t a PR70e US Metric Metering Pump Effectiv e Area 0.124 to 1.49 in. 2 per side 80 to 960 m m 2 per side Small Air Cylinder Eff ective Area 7.07 in. 2 4560 mm 2 Large Air Cylinder Eff ective Area 15.9 in. 2 10260 mm 2 Maximum Strok e Length 1.
All written and visual data con tained in th is document reflects the late st product information available at the time of pu blica tion. Graco reserves the right to make changes at any time without notice. Original instructions. This manual contains English.
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 Graco 334135B 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 Graco 334135B - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Graco 334135B imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Graco 334135B ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Graco 334135B, 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 Graco 334135B.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Graco 334135B. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Graco 334135B 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.
