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→ Fig. 23—Single-Stage Furnace With Single-Speed Heat Pump
A97304
SINGLE-STAGE
FURNACE
TWO-ZONE SYSTEM
INTERFACE
CONTROL
R
GF
RF
WF
R
GT
E
HP
O
HP
OT
Y
HP
C
W2
Y
O
RH
G
W2
W1
Y1
Y2
O
B
RC
G
R
W
C
SINGLE-SPEED
HEAT PUMP
YT
E
T
C
Y
2
1
3
OUTDOOR
THERMOSTAT
(KHAOT0301FST)
See notes 4, 5, 6, and 7
(KHAIC0101AAA)
→ Fig. 24—Two-Stage or Variable-Speed Furnace With Single-Speed Heat Pump
A97305
2-STAGE OR
VARIABLE-SPEED
FURNACE
TWO-ZONE SYSTEM
INTERFACE
CONTROL
R
GF
RF
WF
R
GT
E
HP
O
HP
OT
Y
HP
C
W2
Y
O
RH
G
W2
W1
Y1
Y2
O
B
RC
G
R
W/W1
C
SINGLE-SPEED
HEAT PUMP
YT
E
T
C
Y/Y2
2
1
3
OUTDOOR
THERMOSTAT
(KHAOT0301FST)
See notes 4, 5, 6, 7, and 8
(KHAIC0101AAA)
W2
14