Hi - I am having difficulty replacing my old thermostat with a Noma brand programmable thermostat. The old thermostat - an old manual mercury type - is connected to 5 wires labelled on the circuit board as G, R, Y, W, and 4. it looks very much like the model shown on this website: ...

I have tried to replace a conventional lever action mercury thermostat with a new digital programmable Noma thermostat. The AC works fine but when I turn on the heat, the AC come on then too and not the heat. I have no heat. This was the wiring for the original thermostat: Orange -> Y Red ->...

Hi, I have a NOMA Programmable 7-Day Thermostat, but today it seems to have gone strange. I had it on the Cool and heat started coming out of the vents. I thought the air conditioning was broken, so I turned the thermostat off, but a little while later the vent came on with hot air again? How...

Okay.. so here is the deal , went out bought a digital themostat today , the guy at the store told me it would be easy... but I don't think I set it up right because I am FREEZING! I have 4 wires... 1-Red 1-Blue 1-Yellow 1-Green Now.. I attached all the wires correctly... however I am...

I have installed two Noma non-programmable thermostats in my bedroom. On controls the heat and the other controls the AC. My question is, why are the displayed temperatures different on each thermostat? They are literally 2 inches apart and the indicated temp on one is 1.2 degrees higher than on...