Friedrich RT4 Thermostat User Manual


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9
Wiring Diagram
NOTE: B terminal used on heat pump models only
C
R
W
Y
B
G
C
R
W
Y
B
O
G
T
H
E
R
M
O
S
T
A
T
F
R
I
E
D
R
I
C
H
P
T
A
C
HARDWIRED
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