Connect Wires: Heat Pump
5
Systems with Auxiliary/Backup
Heat (typical wiring)
1. Match each labeled wire with the terminal having the
same letter.
O/B
2. Loosen the terminal screws using a screwdriver, insert
the wires, then tighten the screws.
3. Push any excess wire back into the wall opening.
Labels don't match? See page 8.
Y
RC
7
RTH2510/RTH2410
R
G
W/AUX
M32150A
69-2421ES—05