(A)HCG3 130T 400 Wiring Diagram
J6
1
13
2
15
4
14
5
10
6
7
8
11
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| LOW GAS | 24 VAC |
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| BLOCKED | |||||
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| PRESSURE SWITCH | GAS VALVE |
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| INTAKE AIR | |||||
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ENABLE/DISABLE CIRCUIT JUMPER WIRE BETWEEN PINS 8 AND 11 ON J6 PLUG
BLOCKEDBLOWER
EXHAUSTPROVER
UIM |
USER
J16 | J5 |
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| 1 BLACK |
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| 2 WHITE |
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| J | RED |
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| 4 |
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| 1 RED (ECO) |
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| J |
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| 2 BLACK |
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| 3 BLACK |
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C | 7 |
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| 4 RED (ECO) |
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CB |
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| 1 BLACK |
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| 2 BLACK |
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J15 J1 (CENTRAL | 1 GREEN |
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2 BLUE |
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HOT SURFACE IGNITER
FLAME SENSOR
UPPER TEMPERATURE PROBE
LOWER TEMPERATURE PROBE
ANODE 1
INTERFACE MODULE
| 0 |
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CONTROL |
| 1 |
| 2 | |
J13 | 5 | |
6 | ||
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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 |
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| GREEN |
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| G | BLACK |
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| 1 BLACK120 VAC HOT | GREE | REEN |
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| RED | ON/OFF | |||
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J |
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3 WHITE 120 VAC NEUTRAL |
| WHITE | SWITCH | ||
1 | 4 YEL 24 VAC |
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| 4 YEL 24 VAC |
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TRANSFORMER |
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| GROUND STRIP |
| BURNER GROUND | |||
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| INSIDE CCB |
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50VA |
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| (BURNER BOLT) | |||
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| ENCLOSURE |
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Figure 62
JUNCTION BOX | GREEN |
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| GROUND |
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BLACK | L | 120 VAC HOT | ||||
| WHITE | N | 120 VAC NEUTRAL | |||
65