9
G R W 2C E O Y
Thermostat
Green
Red
White
G
R
Grey
O Y
R
C
Air Handler
Heat Pump OD
Section
Typical Heat Pump with
Outdoor Thermostat and Air Handler
W 2
C
W
E
A typical installation with a heat pump thermostat, air handler, and heat pump with an outdoor
thermostat.