Here is a question for you I'm changing a thermostat on my heat pump to a honeywell model RTH3100C The old one is a TRANE model#BAYSTAT239 Now here is the question the old trane has the following posts with wires connected B W R T Y G O X2 The honeywell has the following posts E Aux Y G O L R B C What do you do with the T wire?? All the rest are pretty much clear on where to connect