Installation Guide

44

WIRING DIAGRAM
2
GREEN
WHITE
RED
BLACK
1
1
2
BLACK
3
WHITE
COMBUSTION
BLOWER
TEMPERATURE PROBE
1 RED (ECO)
4 RED (ECO)
2 BLACK
3 BLACK
1 BLACK120 VAC HOT
3 WHITE 120 VAC NEUTRAL
4 YEL 24 VAC
4 YEL 24 VAC
HOT SURFACE IGNITER
FLAME SENSOR
BLOCKED
INTAKE AIR
BLOCKED
EXHAUST
BLOWER
PROVER
24 VOLT
GAS VALVE
B (CENTRAL CONTROL BOARD)CC
6J 5J 4J 7J 51J
61J
01J 31J 2J 3J 1J
TRANSFORMER
INSIDE CCB
ENCLOSURE
50VA
GROUND STRIP
BURNER GROUND
(BURNER BOLT)
ON/OFF
SWITCH
GROUND
120 VAC NEUTRAL
120 VAC HOT
1 BLACK
2 WHITE
RED
1 BLACK
2 WHITE
M
USER INTERFACE MODULE
IU
2
15
4
14
5
10
6
7
8
11
L
N
1 4 5
3 WHITE/GREEN
7 WHITE/BLUE
8 WHITE/BROWN
2 RED
GREEN
WHITE
NOITCNUJ
XOB
NEERG
NEERG
ENABLE/DISABLE CIRCUIT
JUMPER WIRE BETWEEN PINS
8 AND 11 ON J6 PLUG
NOTE: COMBUSTION BLOWER
ASSEMBLY CONSISTS OF
MOTOR, BLOWER AND INTEGRAL
BLOWER SPEED CONTROL.
PWM (Pulse Width Modulation)
SPEED INSTRUCTION SIGNAL
WIRES FROM CCB TO BLOWER
SPEED CONTROL
120 VAC 1 Ø POWER


                 AC
Reversed
Ignition Failure
