Bryant 598B - Page 10

24 VAC HOT
FAN
COOL STAGE 1
COOL STAGE 2
HEAT STAGE 1
HEAT STAGE 2
R
G
R
G
24 VAC COMM
N/A
OUTDOOR
SENSOR
CONNECTION
C
B
S1
S2
C C
R
PROGRAMMABLE
THERMOSTAT
MODEL 2S
FK4C OR
FV4A
FAN COIL
J1
JUMPER
REMOVE
J2 JUMPER
FOR HEAT
STAGING
TWO-SPEED
AIR CONDITIONER
See notes 6, 8, and 19
DH
Y1
Y1
W/W1
O/W2
Y1/W2
W1
Y/Y2
Y2Y/Y2
O
W2
A00323
E
G
A00325
O/W2
W/W1
Y1/W2
G
R
W2
W1
THERMIDISTAT
CONTROL
FK4C or
FV4A
FAN COIL
TWO-SPEED
AIR CONDITIONER
Y1
G
C
Y2
R
Y1
C
DHUM
HUM
B
S1
S2
Y/Y2
R
O
C
DH
HEAT STAGE 2
HEAT STAGE 1
COOL STAGE 1
COOL STAGE 2
FAN
24 VAC HOT
24 VAC COMM
DEHUMIDIFY
HUMIDIFY
N/A
OUTDOOR
SENSOR
CONNECTION
Y/Y2
HUMIDIFIER
(24 VAC)
OUTDOOR
SENSOR
See notes 8, 10, 11, 12, 16, and 19
REMOVE J2 JUMPER
FOR HEAT STAGING
REMOVE
J1 JUMPER
R
Y/Y2
R
Y2
C
C
C
R
Y1
NON-PROGRAMMABLE
THERMOSTAT
MODEL 2S
FK4C OR
FV4A
FAN COIL
TWO-SPEED
AIR CONDITIONER
J1 JUMPER
REMOVE
J2 JUMPER
FOR HEAT
STAGING
See notes 8, 9, 16, and 19
G
G
Y/Y2
DH
W/W1 W1
Y1
O/W2
Y1
O
W2
B
S1
S2
24 VAC HOT
24 VAC COMM
FAN
COOL STAGE 2
HEAT STAGE 1
HEAT STAGE 2
COOL STAGE 1
N/A
OUTDOOR
SENSOR
CONNECTION
A00324
F
R
Y2
R
Y2
C
C
C
R
Y1
OTHER BRAND
TWO-SPEED
THERMOSTATS
FK4C or
FV4A
FAN COIL
TWO-SPEED
AIR CONDITIONER
J1 JUMPER
REMOVE
J2 JUMPER
FOR HEAT
STAGING
G
G
Y/Y2
DH
W
W1
Y1
W2
Y1
O
W2
24 VAC HOT
24 VAC COM
FAN
COOL STAGE 2
HEAT STAGE 1
HEAT STAGE 2
COOL STAGE 1
See notes 8 and 19
A00326
H
Fig. 9—Typical Accessory Wiring Diagrams (Cont’d)
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