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Sample Wiring Diagrams
5 Wire, 1 Stage Cooling, 1 Stage Gas Heat
O
W2
Y2
R
W1
Y1
* If using electric heat this option must be
selected on during advanced setup.
4 Wire, 1 Stage Cooling, 1 Stage Gas Heat
O
Y2
R
W1
Y1
W2
* If using electric heat this option must be
selected on during advanced setup.
G
C
Thermostat
C
G
Thermostat
Page 5
Residential Gas or Electric Heat *,
Electric Cool, split systems & package
units
24 vac common
fan relay
compressor relay
1st stage heat circuit
24 vac return
Residential Gas or Electric Heat *,
Electric Cool, split systems & package
units
fan relay
compressor relay
1st stage heat circuit
24 vac return
L
E
C
G
Y1
O
W1
R
Y2
W2
L
E
C
G
Y1
O
W1
R
Y2
W2
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