Bryant 598A Series D Installation And Start-Up Instructions Manual page 7

BRYANT
PROGRAMMABLE
SINGLE-STAGE
THERMOSTAT
FURNACE
MODEL 2S
COOL STAGE 1
Y1/W2
FAN
G
HEAT STAGE 1 W/W1
COOL STAGE 2
Y/Y2
N/A
O/W2
24 VAC HOT
R
24 VAC COMM C
N/A
B
OUTDOOR
S1
SENSOR
CONNECTION
S2
H
R1
BRYANT
THERMIDISTAT
SINGLE-STAGE
CONTROL
FURNACE
N/A O/W2
Y1/W2
COOL STAGE 1
W/W1
HEAT STAGE 1
COOL STAGE 2 Y/Y2
FAN
G
24 VAC HOT R
24 VAC COMM C
DHUM
N/A
HUM
HUMIDIFY
B
N/A
S1
OUTDOOR
SENSOR
S2
CONNECTION
See notes 11 and 12
TWO-SPEED
AIR CONDITIONER
Y1
G
W
Y2
Y
R R
C C
L
See note 6
A97445
J
TWO-SPEED
AIR CONDITIONER
Y1
W
Y2
Y
G
R
R
C
C
HUMIDIFIER
(24 VAC)
OUTDOOR
SENSOR
A97460
L
Fig. 7—Typical 24-v Circuit Connections (Continued)
BRYANT
NON-PROGRAMMABLE
THERMOSTAT
MODEL 2S
24 VAC HOT
24 VAC COMM
HEAT STAGE 1
COOL STAGE 2
FAN
N/A
COOL STAGE 1
N/A
OUTDOOR
SENSOR
CONNECTION
H
R1
OTHER BRAND
TWO-SPEED
THERMOSTATS
24 VAC HOT
24 VAC COM
HEAT STAGE 1
COOL STAGE 2
FAN
COOL STAGE 1
H
R1
—7—
SINGLE-STAGE
FURNACE AIR CONDITIONER
R R
C C
W/W1
W
Y
Y/Y2
G G
O/W2
Y1
B
S1
S2
See note 9
K
SINGLE-STAGE
FURNACE
AIR CONDITIONER
R R
C C
W W
Y
Y2
G G
Y1
M
TWO-SPEED
R
C
Y2
Y1
L
A97450
TWO-SPEED
R
C
Y2
Y1
L
A97455