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Carrier 38CMC User Manual

Page 7

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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

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