Trane Xv90 Wiring Diagram. Applications, above important — this document contains a wiring diagram and. Trane thermostat diagrams doityourself chanish aprilaire furnace. Trane Furnace Wiring Home Complete Wiring Schemas from wiring89.blogspot.com I have what i think is the correct diagram for this setup in the xl824 install guide included, along with pictures of the wiring […]