Forum Discussion
Old-Biscuit
May 26, 2013Explorer III
Power to blower motor is hot up to timed delay relay. When t-stat makes up, power is sent to timed delay relay which allows power to motor.
T-stat shuts off....triggering power to timed delay relay should drop out shutting down blower motor after it has timed out.
SO........either:
Thermostat bad
Thermostat wires to furnace shorted
Timed Delay Relay bad (either a stand alone or one that is part of circuit board)
T-stat shuts off....triggering power to timed delay relay should drop out shutting down blower motor after it has timed out.
SO........either:
Thermostat bad
Thermostat wires to furnace shorted
Timed Delay Relay bad (either a stand alone or one that is part of circuit board)
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