Heat Pump Wiring Diagrams

Wire Size: 18 Gage
1(800) 865-5931
www.alpinehomeair.com
AC Heat Pump with Standard Air Handler and Two Stage
Electric Backup Heat
Standard Heat Pump
Thermostat
Standard Air Handler
Heat Pump Condenser
24 Volt+
Fan Only Operation
Common
Air Conditioning-Heat Pump
Reversing Valve
1st Stage Heat Gas
Electric Backup Heat
Low Voltage Connection
13
Some AC Systems will have a blue wire with a pink stripe in place of the yellow or Y wire.
This diagram is to be used as reference for the low voltage control wiring of your heating and AC system. Always refer to your thermostat or equipment
installation guides to verify proper wiring.
NOTE
O
O
O
Tied together
AUX/E
AUX/E