teresa1966
Nov 21, 2008, 04:40 PM
Im trying to wire a honeywell th321 to a trane XL 13c, I need the correct wiring diagram or codes. Somebody HELP
hvac1000
Nov 21, 2008, 04:51 PM
Look on the back of the blower door or service door. A wiring diagram will be there for the entire unit.
This is the only thermostat I could find with a number clost to yours.
http://customer.honeywell.com/techlit/pdf/PackedLit/69-1775.pdf
Just follow the wiring diagrams. R=red,W=White etc.