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→ Fig. 27—Single-Stage Furnace
With 2-Speed Heat Pump
A97308
2-SPEED
HEAT PUMP
SINGLE-STAGE
FURNACE
R
G
R
C
W
Y
C
Y2
W3
RH
G
W2
W1
Y1
Y2
O
B
RC
TWO-ZONE SYSTEM
W2
Y1
O
See notes 2, 5, 6, 7, 9, 10, and 11
→ Fig. 25—Typical Fan Coil
With Single-Speed Heat Pump
A97306
SINGLE-SPEED
HEAT PUMP
TWO-ZONE SYSTEM
TYPICAL
FAN COIL
R
G
W2
W3
C
R
Y/Y2
O
L
E
Y1
C
W2
Y
O
RH
G
W2
W1
Y1
Y2
O
B
RC
See notes 1 and 3
*
*
*
*
*
→ Fig. 28—Two-Stage or Variable-Speed Furnace
With 2-Speed Heat Pump
A97309
2-SPEED
HEAT PUMP
2-STAGE OR
VARIABLE-SPEED
FURNACE
C
W2
W/W1
Y/Y2
R
G
C
Y2
R
Y1
RH
G
W2
W1
Y1
Y2
O
B
RC
TWO-ZONE SYSTEM
See notes 2, 3, 5, 6, 7, 8, 9, 10, and 11
Y1
*
*
W2
O
O
W3
→ Fig. 26—FK4C Fan Coil
With Single-Speed Heat Pump
A97307
FK4C
FAN COIL
R
G
W1
W2
C
R
Y/Y2
O
Y1
DH
C
W2
Y
O
RH
G
W2
W1
Y1
Y2
O
B
RC
SINGLE-SPEED
HEAT PUMP
TWO-ZONE SYSTEM
See note 1
J1 JUMPER
J2 JUMPER
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