I installed two google nest thermostats. When I turn them on cool they
blow cool air but if I turn them off or raise the temperature they blow
out hot air for about 4 minutes. I cleared all schedules thinking that
was it and I also moved the o/b wire...
just connected it. I have AC and I can get the heat to come on in
emergency mode. I have a heat pump and Gas Furnace. In regular heat mode
fan comes on but nothing fires neither the heat pump or the gas. My old
thermostat had a jumper connecting W2 t...