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Fig. 14—Two-Speed Air Conditioner with Variable-Speed
(FK4D, FV4, 40FK) Fan Coil
A04012
24 VOLT HOT
24 VOLT COMM
FAN
COOL STAGE 2
HEAT STAGE 1
R
Y/Y2
R
Y2
C
C
C
R
Y1
MODEL 2S
THERMOSTAT
EASY SELECT
TERMINAL BOARD
TWO-SPEED
AIR CONDITIONER
J1 JUMPER
REMOVE
J2 JUMPER
FOR HEAT
STAGING
See notes 2, 4, 8, 10, and 11
G
G
Y/Y2
DH
W/W1 W1
HEAT STAGE 2
COOL STAGE 1
Y1
Y1
O
W2
B
S1
S2
N/A
OUTDOOR
SENSOR
CONNECTION
O/B/W2
Fig. 15—Single-Speed Heat Pump with Variable-Speed
(FK4D, FV4, 40FK) Fan Coil
A98466
24 VAC HOT
24 VAC COMM
FAN
COOL/HEAT
STAGE 1
HEAT STAGE 2
R
Y/Y2
R
C
C
C
R
MODEL HP
THERMOSTAT
EASY SELECT
TERMINAL BOARD
SINGLE-SPEED
HEAT PUMP
J1 JUMPER
J2 JUMPER
See notes 7, 8, and 11
G
G
Y/Y2
DH
W/W1 W1
N/A
RVS COOLING
N/A
OUTDOOR
SENSOR
CONNECTION
Y1
B
S1
S2
O/W2
Y1
O
W2 W2
Y
O
24 VAC HOT
24 VAC COMM
FAN
COOL/HEAT
STAGE 2
HEAT STAGE 3
R
Y/Y2
R
C
C
C
R
MODEL 2S
THERMOSTAT
EASY SELECT
TERMINAL BOARD
TWO-SPEED
HEAT PUMP
J1 JUMPER
J2 JUMPER
See notes 7, 10 and 11
G
G
Y/Y2
DH
W/W1 W1
W2W2
RVS COOLING
COOL/HEAT
STAGE 1
N/A
OUTDOOR
SENSOR
CONNECTION
Y1
S1
S2
B
Y1
Y1
Y2
OO
O/B/W2
Fig. 16 — Two-Speed Heat Pump with Variable-Speed
(FK4D, FV4) Fan Coil
A04013
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