Weathertron Thermostat Wiring Diagram. We have a trane weathertron xl1200 heating pump with the thermostat pictured below and are trying to replace it with our new nest thermostat. Need to know wiring diagram for a weathertron thermostat model baystat to install a honeywell thermostat thd this link has a good diagram of the wiring.
The old trane weathertron 3aat80b1a1 has r t o g y x2 b w and. Wiring diagram for a nest thermostat. As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals.
We have a trane weathertron xl1200 heating pump with the thermostat pictured below and are trying to replace it with our new nest thermostat.
As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals. Wiring diagram also offers useful recommendations for assignments which may demand some additional equipment. My existing wiring is as follows g y x2 b w f o r t. Weathertron bay28x138 to a honeywell rth8580wf.