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Carrier INDUCED COMBUSTION FURNACES 58GFA User Manual

Page 5

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Fig. 5—Heating and Cooling Application Wiring Diagram

A95241

115-VOLT FIELD-

SUPPLIED

FUSED

DISCONNECT

AUXILIARY
J-BOX

CONTROL

BOX

24-VOLT

TERMINAL

BLOCK

THREE-WIRE

HEATING-

ONLY

FIVE

WIRE

NOTE 1

NOTE 2

FIELD-SUPPLIED
FUSED DISCONNECT

CONDENSING
UNIT

TWO
WIRE

FURNACE

R

G

C

W

C

R

G

Y

GND

GND

FIELD 24-VOLT WIRING
FIELD 115-, 208/230-, 460-VOLT WIRING
FACTORY 24-VOLT WIRING
FACTORY 115-VOLT WIRING

208/230- OR
460-VOLT
THREE
PHASE

208/230-
VOLT
SINGLE
PHASE

WHT

BLK

WHT

BLK

NOTES:

Connect Y-terminal as shown for proper operation.
Some thermostats require a "C" terminal connection as shown.
If any of the original wire, as supplied, must be replaced, use
same type or equivalent wire.

W

Y

GND

THERMOSTAT
TERMINALS

1.
2.
3.

5