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Had to call the "experts". Put in a new transformer. Ran all of 4 hours and died. Waiting for another in the morning. Is this normal??

I installed a Honeywell RTH6350 Programmable Thermostat a week ago and everything has been working fine. Today, the display shows that the Heat is On and the fan automatic. Nothing is running. ...

I think I figured it out. I have a thermostat that only works with one stage heating and my heat pump is two stage.

White-Rodgers 1F78 5/2 Day Programmable Thermostat
Wiring photo attached.

I felt quite confident after doing this myself until I just realized that the heat pump never comes on (fan never turns in outside unit). I'm getting great heat but my first month's bill was very...