I have a Carrier model 48NHT03020 package unit. The cooling is always on, even with the thermostat wires removed. Once the disconnect switch is closed the compressor starts.
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I have a Carrier model 48NHT03020 package unit. The cooling is always on, even with the thermostat wires removed. Once the disconnect switch is closed the compressor starts.
Stuck contactor - not an expert but have seen this happen.
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