Carrier 38CKC Installation And Start-Up Instructions Manual page 8

CARRIER
NON-PROGRAMMABLE
SINGLE-STAGE
THERMOSTAT
FURNACE
MODEL AC
24 VAC HOT
R
24 VAC COM C
W/W1
HEAT STAGE 1
Y/Y2
COOL STAGE 1
G
INDOOR FAN
CARRIER
PROGRAMMABLE
SINGLE-STAGE
THERMOSTAT
MODEL AC FURNACE
24 VAC HOT R
INDOOR FAN G
W/W1
HEAT STAGE 1 W
Y/Y2
COOL STAGE 1
O/W2
NOT USED
Y1/W2
NOT USED
C
24 VAC COM
B
NOT USED
L
NOT USED
S1
OPTIONAL
OUTDOOR
SENSOR
S2
CONNECTION
OTHER
NON-PROGRAMMABLE SINGLE-STAGE
AC THERMOSTAT FURNACE
24 VAC HOT R R
C
W
HEAT STAGE 1 W
Y Y
COOL STAGE 1
G G
INDOOR FAN
AIR
CONDITIONER
R
C
SEE
C
W
NOTE 2
Y
G
AIR
CONDITIONER
R
G
Y
SEE
C
NOTE 2
C
AIR
CONDITIONER
SEE
C
NOTE 2
Fig. 8—Typical 24-v Circuit Connections
CARRIER
NON-PROGRAMMABLE
THERMOSTAT
MODEL AC
24 VAC HOT
24 VAC COM
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
A97467
CARRIER
PROGRAMMABLE
THERMOSTAT
MODEL AC
24 VAC HOT
INDOOR FAN
HEAT STAGE 1
COOL STAGE 1
NOT USED
NOT USED
24 VAC COM
NOT USED
NOT USED
OPTIONAL
OUTDOOR
SENSOR
CONNECTION
A97469
OTHER
NON-PROGRAMMABLE
AC THERMOSTAT
24 VAC HOT
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
A97367
8
FA, FB, FC,
FD, FF AIR
FAN COIL CONDITIONER
R R
C
C
W/W1 W2
Y/Y2
G G
FA, FB,
FC, FD, FF AIR
FAN COIL
CONDITIONER
R
R
G
G
W2
W/W1
Y/Y2
O/W2
Y1/W2
C C
B
L
S1
S2
FA, FB, FC,
FD, FF AIR
FAN COIL CONDITIONER
R R
C
W W2
Y
G
G
SEE
C
NOTE 2
A97468
SEE
C
NOTE 2
A97470
SEE
C
NOTE 2
A97366