Forum Discussion
Old-Biscuit
Oct 02, 2015Explorer III
westend wrote:
Chris Bryant, a member of this Forum has libraries of appliance owners and service manuals for download on his Website. The service manuals for furnaces have a trouble shooting chart and descriptions of the locations for electrical diagnosing.
Thanks Chris!!
BTW, the blower needs to operate before the gas valve will open. There is a sail switch that interrupts current to the gas valve. If the sail switch doesn't move or close--no gas to igniter and burner.
FAN is NOT coming on...........so issue is with power to fan motor or circuit board
Should be something like this wiring scheme

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