Google Nest Community

awolf21 · 08-02-2024

I'm trying to get a Nest Learning Thermostat to work.I have a Trane heat pump. (My system is electric power only, no gas.)Before I purchased, Nest support told me my system WAS compatible and I was given wiring instructions.Installed it, and cooling ...

awolf21 · 07-31-2024

I have a heat pump system with electrical backup heat (no gas furnace).Spoke to Nest before installing a learning thermostat.They told me:Yellow to Y1Brown to Y2Green to GOrange to OBRed to RcWhite to W1 <----Blue to CBlack to * <----Cooling works fi...

awolf21 · 08-06-2024

@Patrick_CaezzaSo, heating DOES work! YES!The critical change was white being moved from W1 to W2/Aux.But heating is SLOW. In the range of 1 - 1.5 degrees/hour.With my old Trane thermostat, when heat came on it was fast and loud (air flow at the vent...

awolf21 · 08-04-2024

Patrick:I moved white from W1 to W2/Aux.Black was already on *https://ibb.co/SJDZwVm shows settings consistent with what you said.Still no heat when I crank up desired lower temp.Don't know if it is relevant, but the Nest displays the desired temp ra...

awolf21 · 08-02-2024

@Patrick_CaezzaHi. Can you take a look?Thanks.

awolf21 · 08-02-2024

May or may not be relevant, but I went to the Ecobee support site and checked their compatibility in this situation (O and B and also a C wire) and their site says "O to O/B, B to C" and specifically says this should work with Trane TCONT thermostat ...

awolf21 · 08-01-2024

Hi. Went into Trane air handler. In the Coil unit I found the controller board...https://ibb.co/QH3TbLCCloseup photo of connections...https://ibb.co/THqVYdFThere's a W2, with two wires in it.But no X2.Is it BK or some other connection?------------- R...

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Heat pump wiring issue...

Nest Learning... cool and emergency heat ok, but not regular (heat pump) heat.

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Re: Heat pump wiring issue...

Re: Heat pump wiring issue...

Re: Heat pump wiring issue...

Re: Nest Learning... cool and emergency heat ok, but not regular (heat pump) heat.