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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I cut the wires running to my thermostat while the circuit

Customer Question

i cut the wires running to my thermostat while the circuit breaker to the hvac unit was on. I reconnected everything and now it doesn't work. I fear that I fried a circuit board.
Submitted: 2 years ago.
Category: HVAC
Expert:  gotoman for ac replied 2 years ago.
Since this a Carrier unit open blower door and check the fan board or the red wire going to transformer. There will be 3 or 5 amp auto type fuse inline or on the board. When you cut wires you b lew fuse. Russ

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