Fig. 14—furnace control – Carrier WEATHERMAKER 8000 58ZAV User Manual

Page 13

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Fig. 15—Heating and Cooling Application Wiring Diagram

A98521

115-V FIELD-

SUPPLIED

DISCONNECT

AUXILIARY

J-BOX

24-V

TERMINAL

BLOCK

THREE-WIRE

HEATING-ONLY

FIVE WIRE

NOTE 1

NOTE 2

FIELD-SUPPLIED

DISCONNECT

CONDENSING

UNIT

TWO

WIRE

FURNACE

C

O

N

T

R

O

L

R

G

C

W

C

R

G

Y

GND

GND

FIELD 24-V WIRING

FIELD 115-, 208/230-, 460-V WIRING

FACTORY 24-V WIRING

FACTORY 115-V WIRING

208/230- OR

460-V

THREE

PHASE

208/230-V

SINGLE

PHASE

BLOWER DOOR SWITCH

WHT

BLK

WHT

BLK

NOTES:

Connect Y-terminal in furnace as shown for proper blower 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.

Fig. 14—Furnace Control

A00292

G
R

Y

W

Com

24V
HUM

3-AMP FUSE

HUMIDIFIER TERMINAL

(24-VAC 0.5 AMP MAX)
LED OPERATION &

DIAGNOSTIC LIGHT

HARNESS CONNECTOR

24-V TRANSFORMER SEC-2

SPARE-1

SPARE-2

EAC-1 (BLACK)

EAC-ELECTRONIC AIR CLEANER

TERMINALS (115-VAC 1 AMP MAX)
EAC-2 (WHITE)

115-VAC (L2) NEUTRAL

CONNECTION

24-V THERMOSTAT

TERMINALS

BLOWER SPEED

SELECTION TERMINALS

INDUCER MOTOR

CONNECTOR

115-VAC (L1)

POWER SUPPLY

HOT SURFACE

IGNITOR CONNECTOR

HEAT

COOL

BLOWER OFF DELAY

ADJUSTMENT SWITCH

SEC-1

TEST/TWIN

13

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