cspine3
February 25th, 2009, 02:24 PM
My thermostat stoped working it is a Goodman model HPTD 18-20 and I replaced it with an ritetemp 6022 model could you tell me the diffrence in the wiring please. my wires are as fallow: Y, COM, R, G, W2, E/W3, O AND B could you tell me the diffrece in the wires please. All the others are in correspondece with the color code except COM and E/W3 could you tell me what these are on the new thermostat. thanks