Honeywell T8631A Installation Manual Download | Manualshive

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Home and Building Control

Home and Building Control

Honeywell Inc.

Honeywell Limited—Honeywell Limitée

1985 Douglas Drive North

740 Ellesmere Road

Golden Valley, Minnesota 55422

Scarborough, Ontario
M1P 2V9

Printed in Taiwan R.O.C

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Summary of Contents for T8631A

Page 1: ...tion is complete check out product operation as provided in these instructions 5 Allow thermostat to warm to room temperature before operating IMPORTANT Afterwiringiscomplete pushexcesswire back into the hole and plug hole with nonhardening caulk putty or insulation to prevent drafts from affecting thermostat operation LOCATION Install thermostat and subbase about 5 ft 1 5 m above the floor in an ...

Page 2: ...es Fig 1 Removing thermostat from subbase AUX HEAT HEAT AUTO COOL OFF ON AUTO FAN M3060 SYSTEM Fig 2 Mounting subbase on wall WIRES THROUGH WALL OPENING WALL WALL ANCHORS 2 SUBBASE MOUNTING HOLES MOUNTING SCREWS 2 M3061 HBUS SWITCH FAN OPERATIONAL SWITCH FOR T8631A ONLY 1 2 1 2 SWITCH UP DISCONNECTS THE HBUS FAN CAN BE SET FOR ELECTRIC HEAT OR CONVENTIONAL Fig 3 T8631A 1 stage heat 1 stage cool th...

Page 3: ...RELAY EMERGENCY HEAT RELAY STAGE 1 HEAT RELAY COMPRESSOR CONTACTOR E HIGH LIMIT L E HEAT HIGH LIMIT TRANSFORMER E HEAT RED AUX HEAT GREEN HEAT 2 M3065A POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED REMOVE JUMPER IF PRESENT FOR SYSTEM WITH ISOLATED STAGE 1 HEATING AND COOLING CONNECTIONS DENOTES THERMOSTAT TO SUBBASE INTERCONNECT DO NOT CONNECT H BUS WIRES TO THERMOSTAT ...

Page 4: ...naces it can be necessary to change the cycle rate to the hot water setting Cooling cycle rate is not adjustable but heating can be adjusted by turning one or both 1A and 1B screws on the back of the thermostat See Fig 8 for adjustments The screw should only be backed out about one half turn or be turned in until tight ADAPTIVE INTELLIGENT RECOVERY CON VENTIONAL RECOVERY CONVERSION The T8631A and ...

Page 5: ...check to see that system power is on check to see that voltage between R and C is 20 to 30 Vac Fig 10 Mounting the thermostat on subbase M3059 PM RETURN MON HEAT ON SYSTEM AUTO PM RETURN MON HEAT ON SYSTEM RUN PROGRAM TIME TEMPERATURE PRESENT SETTING SKIP NEXT PERIOD CHANGE TO LAST PERIOD SET PRESENT DAY TIME HOLD TEMP DAY SET HEAT COOL SLEEP LEAVE AHEAD WARMER RETURN BACK COOLER WAKE A B C HEAT A...

Page 6: ... AHEAD and BACK keys at the same time While holding keys down all segments of the display should be on See Fig 11 2 SetsystemswitchtoOFF PressAHEADandBACK and PRESENT SETTING keys at the same time to enter self test 3 Press each key as listed below and look for re sponses listed as key is held down and released Look For This Response Press This Key Key Down Key Released PRESENT SETTING 15 see note...

Page 7: ...O OWNER S MANUAL FOR PROGRAM MING INSTRUCTIONS AND HOMEOWNER TROUBLESHOOTING 7 69 0689 2 This equipment is a Class B digital apparatus which complies with Canadian Radio Interference Regulations CRC c 1374 CAUTION Do NOT operate cooling if outdoor temperature is below 50 F 10 C Refer to manufacturer s recommendations First press cooling system and SYSTEM LED on Second press cooling system and SYST...

Page 8: ...ding Control Home and Building Control Honeywell Inc Honeywell Limited Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley Minnesota 55422 Scarborough Ontario M1P 2V9 Printed in Taiwan R O C ...

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