I have a Trane XE 1200. Thermostat went out, Replace it with a Carrier Q674L. Trane has 8 wires, Need two where two put them? R - Red O - Orange Y - Yellow G - Green B - Blue W - Tan T - White F - Not used U - May be a jumper wire solder below W & U, No wire two U X2 - Black Carrier terminals are, W2 G E L R C Y O Thank You!

Asked by on 09/05/2013 0  Answer

ManualsOnline posted an answer 10 years, 7 months ago

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