gobbluth101
Dec 15, 2007, 04:58 PM
I have a new Honeywell programmable thermostat rth7400d. I had a Comfortmaker with W1,C,Y,R,G,O. Where do these wires go. I am able to get my fan to work but the heat won't come on. I haven't tested the AC yet. I have a multistage heat pump with aux heat. Please help its cold.