(A)HCG3 130T 400 Wiring Diagram

J6

1

13

2

15

4

14

5

10

6

7

8

11

 

 

 

LOW GAS

24 VAC

 

 

BLOCKED

 

 

 

PRESSURE SWITCH

GAS VALVE

 

 

INTAKE AIR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENABLE/DISABLE CIRCUIT JUMPER WIRE BETWEEN PINS 8 AND 11 ON J6 PLUG

BLOCKEDBLOWER

EXHAUSTPROVER

UIM

USER

J16

J5

 

 

 

 

1 BLACK

 

 

 

2 WHITE

 

 

 

 

 

 

 

 

 

 

J

RED

 

 

 

 

 

4

 

 

 

 

1 RED (ECO)

 

 

 

 

 

 

 

 

 

J

 

 

 

 

 

2 BLACK

 

 

 

 

3 BLACK

 

C

7

 

 

 

 

 

 

 

 

 

4 RED (ECO)

 

 

CB

 

 

 

 

 

 

 

 

 

 

 

1 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 BLACK

 

 

 

 

 

 

 

 

 

 

 

 

J15 J1 (CENTRAL

1 GREEN

 

2 BLUE

 

 

 

 

 

 

 

 

 

 

 

 

HOT SURFACE IGNITER

FLAME SENSOR

UPPER TEMPERATURE PROBE

LOWER TEMPERATURE PROBE

ANODE 1

INTERFACE MODULE

 

0

 

CONTROL

 

1

 

2

J13

5

6

 

BOARD)

J2

GREEN

WHITE/BLACK

WHITE/GREEN

WHITE

WHITE/YELLOW

VARIABLE FREQUENCY

DRIVEGREEN

BLACK

WHITE

AI1

0V

+15V Ll1

VFD

L N

T1 T2 T3

BLACK

WHITE

RED

ANODE 2

NOTE: COMBUSTION BLOWER MOTORS ON 400,000 Btu/hr MODELS ARE THREE PHASE (3Ø) MOTORS.

BLACK, WHITE AND RED WIRES MUST BE WIRED AS SHOWN OR THE MOTOR WILL TURN BACKWARDS. THIS MAY CAUSE THE CONTROL SYSTEM TO LOCK OUT ON “BLOWER PROVER OPEN” FAULT.

COMBUSTION

BLOWER

1RED

J

2

GREEN

GREEN

3

3

WHITE

 

 

 

 

GREEN

 

 

 

 

 

 

 

G

BLACK

 

 

1 BLACK120 VAC HOT

GREE

REEN

 

 

RED

ON/OFF

 

 

 

 

 

 

 

J

 

N

 

 

3 WHITE 120 VAC NEUTRAL

 

WHITE

SWITCH

1

4 YEL 24 VAC

 

 

 

 

 

 

 

 

 

 

4 YEL 24 VAC

 

 

 

 

TRANSFORMER

 

 

 

GROUND STRIP

 

BURNER GROUND

 

 

 

 

 

 

 

 

 

 

 

 

 

INSIDE CCB

 

 

 

 

50VA

 

 

 

 

 

(BURNER BOLT)

 

 

ENCLOSURE

 

 

Figure 62

JUNCTION BOX

GREEN

 

 

 

 

GROUND

 

 

 

 

 

 

 

 

 

BLACK

L

120 VAC HOT

 

WHITE

N

120 VAC NEUTRAL

65

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Image 65
American Water Heater HCG3 130T 300 instruction manual User, AHCG3 130T 400 Wiring Diagram