Manuale d’uso / di manutenzione del prodotto Armor 150 - 500 del fabbricante Lochinvar
Vai alla pagina of 36
Service Manual Models: 150 - 500 St arting Serial #H07H10046464 T h i s m a n u a l m u s t o n l y b e u s e d b y a qualified heating installer / serv ice technician. Read all instructions, including this manual and the Armor W ater H eater I nstallation and Operation Manual, before installing.
2 Hazar d definitions The following defined terms are used thr oughout this manual to bring attention to the presenc e of hazards of various r isk level s or to important information concerning the life of the product.
Service Manual Please r ead bef ore pr oceeding Installer – R ead all instructions, including this manual and the Armor W ater H eater Installation and Operation Manual, before installing. P erform steps in the order give n. Ha ve this water heater serviced/inspected by a qualified serv ice t echnician at least annually .
4 Service Manual W hat is in this manual? Ser vice Near wa ter heater piping • T y pical system c omponents T he Ar mor water hea ter display • Display panel r eadout, buttons and their functions .
1 Ser vice Service Manual 5 T he Ar mor wa ter heater display.
1 Ser vice 6 Service Manual GAS PRESSURE SWITCH DHW TH ERMOS T A T FLOW SW ITCH T ANK SENSOR SEQUENCE R / BUILDING MANAG EMEN T SYSTE M LOW VOL T AGE CONNEC TION BOARD INLET TEMPERA TURE SENSOR OUTLET.
Service Manual 7 LOW VOL T AGE CONNEC TION BOARD SMA R T SYSTEM CONTROL BOARD ALARM BELL AUX . DEVICE RELA Y RUNTIME CONT ACT S SEQU ENCER / B UILDING MANAGEMENT SYSTEM DHW PUMP IGNITER BLOW ER GAS V .
1 Ser vice 8 Service Manual General Oper ation How the w a ter heater operates The A rmor water heater uses an advanc ed stainless steel heat ex changer and an electronic c ontrol module that allo ws fully condensing operation.
Service Manual 9 Sequence of oper a tion T able 1A Sequence of operation OPERATION DISPLAY 1. Upon a call for heat, the control turns on the water heater pump. WHR: Standby OUT: 123.8F(129) 2. The control connects 120 V AC to the blower . The blower does not run at this time.
1 Ser vice 10 Service Manual Display panel menu access T able 1B Use this procedure to access menus from the display p anel DISPLAY BUTTON OPERATION Enter Menu Code: 000 0 Hold for 5 seconds -- displa.
Service Manual 11 Display panel parameter access T able 1C This is a typical example of accessing a p arameter , shown for parameter H3, cascade address DISPLAY BUTTON OPERATION >A General B N/A Beginning of menu listings.
1 Ser vice 12 Service Manual Parameter table T able 1D This t able lists SMAR T SYSTEM control module parameters and where to access them MENU SUB ITEM DESCRIPTION SEE PAGE USER ACCESS INSTALLER ACCES.
1 Ser vice Service Manual 13 1 Ser vice (continued) Viewable and changeable contr ol parameter s A: General Boiler model The control will display “ Armor Heater” as the model number because the same contr ol is used on several models. This w ill be display ed when parameter A1 has been accessed.
1 Ser vice 14 Service Manual H: Control modes Control source The contr ol source paramet er selects the method used to contr ol the modulation of the water heat er . This parameter is adjustable by the installer by ac cessing parameter H2 . The control methods are as follo ws: 1 - Thermostat.
Service Manual 15 I: Circulation pumps DHW pump delay The DHW pump delay parameter sets the length of time the DHW (WHR) pump w ill run after a heater demand has been satisfied. Setting the delay time t o 0 will disable the pump. This parameter is adjustable by the installer by accessing parameter I3 .
2 Maintenance 16 Service Manual Maintenance and annual star tup T able 2A Service and Maintenance Schedules Ser vice tec hnician (see the following p ages for instructions) General: • Address report.
2 Maintenance Service Manual 17 2 Maintenance (continued) Follo w the serv ice and maintenanc e proc edures giv en throughout this manual and in c omponent literature shipped with the water heater . Failure t o perform the ser vice and maintenanc e could result in damage t o the water heater or syst em.
2 Maintenance 18 Service Manual Flue vent system and air piping 1. Visually inspect the entir e flue gas venting syst em and air piping for blockage, deterioration or leakage. R epair any joints that show signs of leakage. V erify that air inlet pipe is connected and pr operly sealed.
2 Maintenance Service Manual 19 2 Maintenance (continued) Inspect ignition and flame sense electrodes 1. R emov e the ignition and flame sense electrodes from the water heater heat e xc hanger access c ov er . 2. Re mov e any deposits ac cumulated on the ignition/flame sense electrode using sandpaper .
20 Service Manual 2 Maintenance Check flame signal 1. A t high fire the flame signal shown on the display should be at least 10 microamps. 2. A lowe r flame signal may indicate a fouled or damaged flame sense electrode.
3 T r oubleshooting Service Manual 21 Label all wires prior to disconnection when serv icing controls. W ir ing errors can cause improper and danger ous operation. Always disconnect po wer t o the water heater befor e serv icing. Failure t o comply c ould result in seve re personal injur y , death, or substantial property damage.
22 Service Manual 3 T r oubleshooting T able 3A T roubleshooting Chart - No Display FAULT CAUSE CORRECTIVE ACTION No Display - No 120 V AC supplied to unit. • Check external line switch, fuse, or breaker . • Check position of ON/OFF switch. T urn switch to the ON position.
3 T r oubleshooting Service Manual 23 3 T r oubleshooting (continued) T able 3B - Inlet/Outlet System Sensor Resist ance vs. T emperature T emperature °F Resist ance Ω T emperature °F Resist ance .
3 T r oubleshooting 24 Service Manual T able 3D T roubleshooting Chart - Noisy System FAULT CAUSE CORRECTIVE ACTION Noisy Operation - Supply gas problem. Natural gas pressures should be between 4 inches w .c. and 14 inches w .c. LP gas pressures should be between 8 inches w .
Service Manual 25 3 T r oubleshooting (continued) T able 3E T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Gas Pressur e SW (will require a manual reset once the c ondition has been correct ed.
26 Service Manual 3 T r oubleshooting T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION No Flame Ign (will require a manual reset once the c ondition has been correct ed.
Service Manual 27 3 T r oubleshooting (continued) T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION No Flam e Running (will require a manual reset once the c ondition has been correct ed.
3 T r oubleshooting 28 Service Manual T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Manual Reset High Limit (will require a manual reset once the c ondition has been correct ed.
Service Manual 29 3 T r oubleshooting (continued) T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION F an High OR F an Speed High (will require a manual reset once the c ondition has been correct ed.
3 T r oubleshooting 30 Service Manual T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION T emp O/Shoot (continued) The temperature rise across the heat exchanger has exceeded the set parameters for the water heater .
Service Manual 31 3 T r oubleshooting (continued) T able 3E (continued from previous p age) T roubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Ser vice Blk While the unit is in Service Mode, the outlet temperature has exceeded 185°F .
3 T r oubleshooting 32 Service Manual Combustion Analysis Pr ocedur e 1. T ur n the main pow er off to the wat er heater by placing the “On/Off ” switch in the OFF position. 2. Re mov e the flue temperature sensor fr om the flue pipe connection. No t e: Combustion measurements will be made at this point.
Service Manual 33 3 T r oubleshooting (continued) Gas valv e adjustment procedur e If adjust ment of the gas valve is deemed necessary , use the following procedur es: ( Not e : The proc edures belo w are model specific.) Models 150 - 285 Locate the throttle adjustment scr ew on the side of the venturi valv e (FIG.
34 NOTES.
35 NOTES.
Revision Notes: Revision B (AW -SER-Rev B) reflects the addition of the Dungs information to the manual. Revision C (ECO #C02407) reflects the addition of the air pressure switch, FIG . 3-1, removal of pocket pc references and changes made to the Circulation Pump section (page 15).
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 Lochinvar Armor 150 - 500 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 Lochinvar Armor 150 - 500 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lochinvar Armor 150 - 500 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lochinvar Armor 150 - 500 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lochinvar Armor 150 - 500, 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 Lochinvar Armor 150 - 500.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lochinvar Armor 150 - 500. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lochinvar Armor 150 - 500 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.
