Find the disconnect switch to your air handler or furnace, and switch it off. This will be located near the unit. Shut off the circuit breaker at your home’s electrical panel if you can’t find the ...

If you swapped the suspect 2-wire non-programmable with the known good 2-wire programmable from the bathroom and it works properly, there is no other conclusion. The 2-wire non-programmable is broken.

The GeoSpring™ offers consumers an energy-efficient alternative to standard water heating technology, saving an average consumer about $325 yearly on their water heating utility bills* The GeoSpring, ...