Tommy Mac Discussions › Forums › Fix-it Forum: Home Improvement & Do It Yourself Repair Forum › HVAC Thermostat Installation Problem › HVAC Thermostat Installation Problem
September 17, 2006 at 12:47 pm
#274967
vdab13Participant
Sorry to bother you guys, I found the problem. Fuse was blown.
Key learning: Before you unhook/hook new thermostat, cut off furnaceswitch first to avoid short in 24V circuit.