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View Full Version : Heating & air conditioning


rokeefe
Jul 7, 2014, 07:52 AM
How to troubleshoot . While moving thermostat wire from one location to another wires touched & arced. Now no power?
Circuit breaker & thermostat (honeywell 2 wire) check OK

smoothy
Jul 7, 2014, 08:45 AM
Look for blown fuses, and other reset switches (not the main breakers)... not just on the thermostat... but on the control unit as well.