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Trane Thermostat model BAYSENS008A wiring?

Trying to replace Trane Termostat but wiring terminals are not labled other than "1 2 3 4 5". Need to verify which is Heat, Fan, Cool etc.


I cant help you with the 1,2,3,4,5 stuff but by color code on the wire, I found a site that might help. Take note of the warnings for Trane wiring.

Finding the C Wire and Wiring it to the Programmable Thermostat

This is how to locate the "C" wire in your furnace and wire it to your Programmable Thermostat.

Heat Pump Wiring & Mechanical Settings

Video describes the steps to install your Trane Remote Energy Management Thermostat when you have a heat pump. The Trane Remote Energy Management ...