Manuale d’uso / di manutenzione del prodotto 7800 Series del fabbricante 2nd Ave.
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® U.S. Registered Trademark Copyright © 1998 Honeywell Inc. • All Rights Reserved CHECKOUT AND TEST 65-0229-1 7800 SERIES Relay Modules This publication provides gener al checkout and troub leshooting procedures for the 7800 SERIES Rela y Modules.
2 7800 SERIES RELA Y MODULES 65-0229—1 T able 1. Chec kout Steps and Applicable 7800 Series Systems. Checkout Step Piloted Systems DSI Systems Infrared Flame Detectors Flame Rod Systems Ultraviolet .
7800 SERIES RELA Y MODULES 3 65-0229—1 b . On the subbase, jumper L1 to the ignition ter minal; ref er to the appropriate wir ing diagr am to deter mine the proper terminal. Disconnect the leadwire to the pilot valv e if it is connected to the same ter minal.
4 7800 SERIES RELA Y MODULES 65-0229—1 12. W ait about three minutes. Close the master s witch, open the manual fuel shutoff v alve(s), and tr y to light off the burner again. The first attempt may be required to purge the lines and bring sufficient fuel to the burner .
7800 SERIES RELA Y MODULES 5 65-0229—1 12. Close the master switch to recycle the b ur ner and stop the sequence in the PILOT period b y using the Run/ T est Switch. 13. Increase the pilot flame size by increasing its fuel flo w until a smooth main flame is accomplished.
6 7800 SERIES RELA Y MODULES 65-0229—1 IGNITION SP ARK RESPONSE TEST (ALL UL TRA VIOLET DETECT ORS) T est to mak e cer tain that the ignition spar k is not actuating the FLAME LED: 1. Close the pilot and main burner manual fuel shut-off valv e(s). 2.
7800 SERIES RELA Y MODULES 7 65-0229—1 6. Loss of flame during RUN. a. Open the main fuel manual shutoff valv e(s) and open manual pilot shutoff valv e(s). b . Depress the RESET button. c. Star t the system. Star t-up should be normal and the main b ur ner should light nor mally .
8 7800 SERIES RELA Y MODULES 65-0229—1 Table 2. Keyboard Display Module Sequence and Status Hold Messages. Sequence Status INITIATE mm:ss The Keyboard Display Module (KDM) indicates the burner statu.
7800 SERIES RELA Y MODULES 9 65-0229—1 T able 2. Keyboar d Display Module Sequence and Status Hold Messages (continued). Sequence Status If the relay module is in a PURGE HOLD status, the following .
10 7800 SERIES RELA Y MODULES 65-0229—1 T able 3. Hold and F ault Message Summary . Fault Code System Failure Recommended Troubleshooting Fault 1 *No Purge Card* No card is plugged into the purge card slot. 1 . Make sure the purge card is seated properly.
7800 SERIES RELA Y MODULES 11 65-0229—1 T ab le 3. Hold and F ault Message Summary (continued). (continued) Fault Code System Failure Recommended Troubleshooting Fault 11 *Running ILK On* Running Interlock powered at improper sequence point. 1 . Check wiring to make sure that interlocks are connected properly between terminals 6 and 7.
12 7800 SERIES RELA Y MODULES 65-0229—1 T able 3. Hold and Fault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 18 *Flame Detected* Flame sensed when shutter is open and no flame is expected during PREPURGE.
7800 SERIES RELA Y MODULES 13 65-0229—1 T ab le 3. Hold and F ault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 27 *Start Switch On* Start Switch was on during PREPURGE (RM7838A, RM7838B only). 1 . Start Switch held on too long.
14 7800 SERIES RELA Y MODULES 65-0229—1 T able 3. Hold and Fault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 32 *Airflow Switch* Combustion Airflow Interlock fault. 1 . Check wiring; correct any errors. 2 .
7800 SERIES RELA Y MODULES 15 65-0229—1 T ab le 3. Hold and F ault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 45 *Low Fire Sw. Off* Low Fire Interlock switch failure to close or stay closed. 1 . Check wiring; correct any errors.
16 7800 SERIES RELA Y MODULES 65-0229—1 T able 3. Hold and Fault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 51 *Flame Too Strong* Flame signal value is too high to be valid. 1 . Make sure that flame detector and flame amplifier are compatible.
7800 SERIES RELA Y MODULES 17 65-0229—1 T ab le 3. Hold and F ault Message Summary (continued). (continued) Fault Code System Failure Recommended Troubleshooting Fault 68 *Preignition ILK* Preignition Interlock fault. 1 . Check wiring; correct any errors.
18 7800 SERIES RELA Y MODULES 65-0229—1 T able 3. Hold and Fault Message Summary (continued). Fault Code System Failure Recommended Troubleshooting Fault 109 *Call Service* Negative cycle test failed, earth ground absent or line voltage phasing improper.
7800 SERIES RELA Y MODULES 19 65-0229—1.
20 7800 SERIES RELA Y MODULES 65-0229—1 65-0229—1 G.R. Re v . 4-98 Home and Building Control Honeywell Limited-Honeywell Limitée 155 Gordon Baker Road North York, Ontario M2H 3N7 Home and Building Control Honeywell Inc. Honeywell Plaza P.O. Box 524 Minneapolis MN 55408-0524 Printed in U.
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 2nd Ave. 7800 Series 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 2nd Ave. 7800 Series - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso 2nd Ave. 7800 Series imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul 2nd Ave. 7800 Series ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il 2nd Ave. 7800 Series, 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 2nd Ave. 7800 Series.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il 2nd Ave. 7800 Series. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo 2nd Ave. 7800 Series 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.
