THERMOSTAT SUBBASE TERMINALS WITH THERMOSTAT REMOVED (ANITICIPATOR, CLOCK, ETC.,
MUST BE OUT OF CIRCUIT.)
R Y W G
10 TURNS
FROM UNIT
CONTROL TERMINALS
EXAMPLE: | 5.0 AMPS ON AMMETER | = | 0.5 AMPS FOR THERMOSTAT | |
10 TURNS AROUND JAWS | ANTICIPATOR SETTING | |||
|
|
A96316
Fig. 59—Amp Draw Check with Ammeter
3.Turn on
4.Set thermostat to call for heat. When pressure switches are functioning properly, fault code 42 will flash on control center approximately 10 sec after thermostat switch is closed. If either a fault code 31 or 32 is flashed when ICM inducer motor is disconnected, the furnace will shut itself down immediately. Determine the reason pressure switches did not function properly and correct the condition.
5.Turn off
6.Reconnect inducer motor wire harness. Reinstall furnace access door.
7.Turn on
8.Reset thermostat to desired temperature.
PROCEDURE 7—CHECKLIST
1.Put away tools and instruments. Clean up debris.
2.Verify manual reset switch has continuity.
3.Verify that blower and control access doors are properly installed.
4.Cycle test furnace with room thermostat.
5.Check operation of accessories per manufacturer’s instructions.
6.Review User’s Guide with owner.
7.Leave literature packet near furnace.