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Installation Instructions
3
The Thermostat Backplate
D/H
dehumidify or humidify output
RS
wired remote sensor input
R
24 VAC power
G
fan output
Y1
1st stage compressor
W
strip heat (HP) or 2nd stage gas
(GAS) output
O
reversing valve (HP) or 1st stage
gas (GAS)
Y2
2nd stage compressor
C
24 VAC common
CK1
dry contact
IMPORTANT: This thermostat requires both R (24 VAC Return) and C (24 VAC
Common) wires be connected to the backplate terminals to operate properly.
To remove the thermostat backplate:
Gently separate the display from the
base by pulling from the center.
D / H
RS
R
G
Y1
W
O
Y2
C
CK1
Summary of Contents for AVB32V02C
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