Instruction/ maintenance manual of the product ST9103A Honeywell
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Copyright © 1997 Honeywell Inc. • All Rights Reserved INST ALLA TION INSTRUCTIONS X-XX UL 69-0771B ST9103A Electronic Fan T imer APPLICA TION The ST9103A Electronic Fan T imer integrates control of all burner and circulator fan operations in an oil furnace.
2 S9103A ELECTRONIC F AN TIMER 69-0771B Fig. 1. T ypical ST9103A wiring connections. THERMOSTAT R G Y W R Y C W G LO ML MH HI CIRCULATING FAN STARTING CAP X C 24 VAC 120 VAC M5551 C O O L C O N T E A .
S9103A ELECTRONIC F AN TIMER 3 69-0771B Fig. 2. ST9103A internal schematic. K2 COOL ST9103A OIL ELECTRONIC FAN TIMER R W Y G C THERMOSTAT C N2 M1 M2 CN6-9 K1 CIRCULATION BLOWER R8991 OIL PRIMARY CONTROL NOTE: DOTTED LINES REPRESENT PRINTED CIRCUIT BOARD WIRING.
4 S9103A ELECTRONIC F AN TIMER 69-0771B Fig. 3. Setting delay off switches. ST9103 Operating Sequence. 60 SEC 90 SEC 120 SEC 150 SEC M5550 DELAY OFF SWITCH SETTINGS ST9103A G W R Y C X C C O O L C O N T E A C B U R N E R UNUSED MOTOR 123 4 5 67 H E A T 3 12 1 2 ON 1 2 ON 1 2 ON 1 2 ON 1 2 ON H U M Action System Response Thermostat calls for heat.
S9103A ELECTRONIC F AN TIMER 5 69-0771B ST9103 Operating Sequence (Continued). Action System Response Thermostat ends call for fan. (G terminal is de-energized.) • Circulating fan is de-energized. Limit switch string opens. • Oil primary control shuts off burner.
6 S9103A ELECTRONIC F AN TIMER 69-0771B 69-0771B G.H. 3-97 Printed in U.S.A. Home and Building Control Honeywell Limited-Honeywell Limitée 155 Gordon Baker Road North York, Ontario M2H 2C9 Home and Building Control Honeywell Inc. Honeywell Plaza P.O.
Copyright © 1997 Honeywell Inc. • All Rights Reserved INST ALLA TION INSTRUCTIONS X-XX UL 69-0771B T emporisateur Électronique pour ventilateur ST9103A APPLICA TION Le temporisateur électronique .
2 TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A 69-0771B Fig. 1. Sch é ma de raccordement type du ST9103A. THERMOST A T R G Y W R Y C W G VENTILA TEUR DE CIRCULA TION D ’ AIR CONDENSA TEU.
TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A 3 69-0771B Fig. 2. Sch é ma interne du ST9103A. K2 REFROIDISSEMENT TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A R W Y G C THERMOSTAT C N2 M1 M2 CN6-9 K1 N.B. LES LIGNES POINTILL É ES REPR É SENTENT LE C Â BLAGE DE LA CAR TE DE CIRCUITS IMPRIM É S.
4 TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A 69-0771B Fig. 3. R é glage des commutateurs de temporisation d ’ arr ê t. S é quence de fonctionnement du ST9103A.
TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A 5 69-0771B S é quence de fonctionnement du ST9103A (Continu é ). Action R é ponse du syst è me Le thermostat commande le refroidissement. (Bornes G et Y sous tension.) • Le ventilateur de circulation d ’ air est actionn é en r é gime refroidissement.
6 TEMPORISA TEUR É LECTRONIQUE POUR VENTILA TEUR ST9103A 69-0771B 69-0771B G.H. 3-97 Imprim é aux É tats-Unis Home and Building Control Honeywell Limited-Honeywell Limitée 155 Gordon Baker Road North York, Ontario M2H 2C9 Home and Building Control Honeywell Inc.
An important point after buying a device Honeywell ST9103A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell ST9103A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell ST9103A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell ST9103A you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell ST9103A will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell ST9103A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell ST9103A.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell ST9103A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell ST9103A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
