Power supply (12ov-6ohz-10), 0 wirenut, factory supplied 120-v field wiring, Fig. 11—single-speed furnaces – Carrier 31KAX User Manual

Page 6: Ll- hh -r, I qbd, Ytutira 30 va

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POWER SUPPLY (12OV-6OHZ-10)

0

WIRENUT,

FACTORY

SUPPLIED

-------------120-V FIELD WIRING

Fig. 11—Single-Speed Furnaces

BLK

TO "G" ON
THERMOSTAT-

TO "C” ON
THERMOSTAT-

A91474

POWER SUPPLY (12OV-6OHZ-10)

FAN RELAY FAN SWITCH FAN MOTOR

-»X-

-ll-

HH

-r

-T-

1

L—*-

1 AIR CLEANER RELAY BLK
I (FIELD SUPPLIED)

GRD

■¡G^N

0 WIRENUT, FACTORY SUPPLIED

-------------- (20-V FIELD WIRING
--------------- 24-V FIELD WIRING

WHT

OR

RED

YEL

OR

■WHT

ELECTRONIC

AIR CLEANER

A91475

Fig. 12—Multispeed Direct-Drive Furnaces

With Field-Supplied Air Cleaner Relay

POWER SUPPLY (120V-60H2-10)

WHT OR RED

BLK

*

6

SAIL SWITCH

iHU <p\

I

I I

GRD or (FIELD SUPPLIED)

YEL OR WHT I GRN | BLK

ELECTRONIC

AIR CLEANER

0 WIRENUT, FACTORY SUPPLIED

----------- 120-V FIELD WIRING

EAC1 EAC2

I QBD

YEL OR WHT

I

G^N | BLK

FURNACE

TERMINAL

BOARD

ELECTRONIC

AIR CLEANER

0 SCREW TERMINAL

(g) WIRENUT, FACTORY SUPPLIED
----------- 120-V FIELD WIRING

Fig. 13—Multispeed Direct-Drive Furnaces

With Field-Supplied Sail Switch

A91477

Fig. 14—Furnaces With Printed-Circuit

Control Board

240 V*

YEL OR WHT SRN BLK

ELECTRONIC

AIR CLEANER

GROUNDED

EAC1

EAC2

FAN COIL

TERMINAL

OR

EAC 1

EAC 2

OR

EAC 1

EAC 2

NEUTRAL

0

BOARD

@

I 00000

240:120-V

YTUTirA 30 VA

TRANSFORMER

TO 120-V
ELECTRONIC
AIR CLEANER

TO 240-V

ELECTRONIC

AIR CLEANER

(WITH 240-V
CONVERSION KIT
INSTALLED)

‘NOTE: 240V IS SUPPLIED BETWEEN TERMINALS

EAC1 AND EAC2. EAC2 IS ENERGIZED ONLY

WITH THE FAN MOTOR.

0 SCREW TERMINAL

0 WIRENUT, FACTORY SUPPLIED

------------120 V FIELD WIRING

Fig. 15—Fan Coils with Printed-Circuit Control Board

6

A914S9

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