*Connection not required.
†W2 connection not required on units without electric heating.
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*Connection not required.
Fig. 17 — Thermostat Wiring — 50HJQ014,016 Heat Pump Units
33CSCNACHP-01
Rc
Rh
W
C
G
Y2
S1
S2
O/B
Y1
Fig. 16 — Thermostat Wiring — 50HCQ,TCQ Rooftop Units
33CSCNACHP-01
Rc
Rh
W
C
G
Y2
S1
S2
O/B
Y1
TERMINAL BOARD
13
X*
C
G
W2†
W1
Y2
Y1
R
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R
G
Y1
Y2
W1
W2
C
IPD/X*