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Question

I have a unit BRHQ0301BD. The unit does not respond in ac mode or emergency heat mode. It comes on in heat mode. I don't hear the reversing valve response in either heat or ac modes and doesn't do anything when I turn on or off the outside service breaker. guage readings 110 low side and 100 high side in heat mode outside temp 58F

Submitted: 418 days and 15 hours ago.
Category: HVAC
Value: $15
Status: AWAITING CUSTOMER ACTION

Answer

I would try jumping power to the reversing valve coil to see if it will activate. If not then your reversing valve probably failed, as it fails in Heat mode.

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Expert: JBM HVAC
Pos. Feedback: 97.4 %
Accepts: 143
Answered: 1/25/2009

HVAC Technician

Self Employed Air Conditioning, Heat Pump, and Gas Residential Installation/Service technician

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