RobBeers t1_jc1unk5 wrote on March 13, 2023 at 1:03 PM Reply to Thermostat wiring? by ZzIceDzZ The wire colors help you identify them on each end, if you want to be completely sure what letters they correspond to then open up your furnace/blower and see what each color is attached to on the unit. You can change them if you want. Permalink 3
RobBeers t1_jc1unk5 wrote
Reply to Thermostat wiring? by ZzIceDzZ
The wire colors help you identify them on each end, if you want to be completely sure what letters they correspond to then open up your furnace/blower and see what each color is attached to on the unit. You can change them if you want.