rquarnstrom
Dec 27, 2012, 02:13 PM
Have a Trane hanging natural gas furnace with Mears thermostat (inside cover
Has M23-DP. 2-12 gauge red wires, 2-12 gauge black wires, and green 12 gauge wire to cover case. Have 3 volts on two wires with furnace running.
What are function of wires.
Thank You for any help. Robin
Has M23-DP. 2-12 gauge red wires, 2-12 gauge black wires, and green 12 gauge wire to cover case. Have 3 volts on two wires with furnace running.
What are function of wires.
Thank You for any help. Robin