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Fig. 10—Typical 24-v Circuit Connections (Continued)
A95281
G
Y/Y2
W2
C
R
FAN COIL
FK4B
C
G
W
R
24 VAC HOT
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
NON-CORPORATE
NON-PROGRAMMABLE
THERMOSTAT
MODEL AC
AIR
CONDITIONER
SEE
NOTE 2
L
E
W3
O
Y1
Y
A94388
G
Y/Y2
W2
C
R
FAN COIL
FK4B
C
G
W/W1
C
R
24 VAC HOT
24 VAC COM
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
CORPORATE
NON-PROGRAMMABLE
THERMOSTAT
MODEL AC
AIR
CONDITIONER
SEE
NOTE 2
L
E
W3
O
Y1
Y/Y2
A94389
C
Y/Y2
W2
G
R
FAN COIL
FK4B
C
O/W2
Y/Y2
W/W1
G
R
24 VAC HOT
INDOOR FAN
HEAT STAGE 1
COOL STAGE 1
NOT USED
NOT USED
CORPORATE
PROGRAMMABLE
THERMOSTAT
MODEL AC
AIR
CONDITIONER
SEE
NOTE 2
24 VAC COM
NOT USED
NOT USED
OPTIONAL
OUTDOOR
SENSOR
CONNECTION
Y1/W2
S2
S1
L
B
C
L
E
O
W3
Y1
7