I currently have a Carrier thermostat and I THINK the model is 2996-003396 but I'm not sure if I'm reading the correct label. It has the following wires: W, Y, G, R, C, O/W2 (orange wire in with a yellow jumper to L), L, S1, S2 I have purchased a new Honeywell thermostat model RTH7600 (I'm...

My old thermostat is a Trane Weathertron - that's about all I can figure out. It has 8 or 9 wires. My new thermostat is a Hunter 40035A. It only has 5 terminals. What do I do with all the extra wires?

I just bought a Hunter 44110 thermostat for an old gas wall heater. Only two wires came out of the wall and were unmarked (even the old thermostat didn't identify + and ground). I have read the instructions and connected one wire to ground and the other wire to RH. Note there is a jumper between...

I Just Bought A New Honeywell thermostat the round plain one I have 8 wires though I recently discovered the two yellow wires and I have the following wires 2 Yellow 1 Red 1 Orange 1 Purple/Brown 1 Green 1 Blue 1 White I Only Need 4 wires it says though in the directions the R-Rc-W-Y-G...

I have a single package air conditioner. I have wired up the unit and the cooling system works fine, but the heating is confusing me. The heater coils are working but the control circuit or thermosat is not right. When you turn the heat on the fan starts and you can feel the heat. After about 60...