Sunday, 17 January 2021

Condenser fan won't shut off

This is a strange problem with my home AC...my condenser fan will not stop unless I kill the power to the unit.

I have replaced all of the components (contactor, capacitors, and even the fan motor) in the outside unit except the compressor. I have isolated the unit from the inside electronics by removing the wires from the thermostat to the contactor: no luck. If I take the start and run leads from the compressor out of the circuit, then the fan will stop.

I looked at the...

Condenser fan won't shut off


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