7
Low Voltage Connections
Cooling Application
Heat Pump Application
Y
R
W
G
WEFV Electric Furnace
W1
W2
GRN
WHT
BLK
RED
ORG
YEL
BLU
To Compressor
Contactor
WHT
BLK
Connections for Staged Electric Heat
Make this connection only if electric heat is used.
E
L
C
W
G
O
WEFV Electric Furnace
GRN
WHT
BLK
RED
ORG
YEL
BLU
Y
R
Y
C
R
W
O
Outdoor Heat Pump
1
1
Common used on some thermostats
W1
W2
WHT
BLK
Connections for Staged Electric Heat
Summary of Contents for WEFV08S-1A
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