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1.9. Simplified Wiring Diagrams
1.9.1 Wiring Diagram for Full-Vat Dual-Spark Module
AIR SWITCH
ONLY ON CE AND SOME
EXPORT UNITS
LINE VOLTAGE
K3
HEAT &
BLOWER
RELAY
AIR
OPTIONAL
AIR
SWITCH
BLOWER
12
V
24V
TEMP
PROBE
24V
LED 3
LED 5
R-GV
R HEAT
LED 4
R
PWR
V1D
ALARM
LED 6
12
V
L HEAT
LED 2
L
PWR
ALARM
V2
S
POWER
ON/OFF
TROUBLE
HEAT
T
J3
621291185431
J2
11
11
4
4
13
13
14
14
10
10
5
5
3
3
1
1
2
2
DUAL-SPARK
IGNITION
MODULE
ALARM
TD
VALVE
GND
BNR
GND
RIGHT
IGNITOR
M
DRAIN SAFETY
SWITCH
1/50
?
47K
1K
25V+
HV
HV
LEFT
IGNITOR
SENSING
WIRE
H50/55 SERIES— FULL-VAT WITH ONE DUAL-SPARK IGNITION
MODULE
(ONE DUAL FUNCTION HEAT/BLOWER RELAY (K3))
DRAIN SAFETY SWITCH
ONLY ON H50/55 MODELS
WITH FILTRATION
NOTE: SOME UNITS
MANUFACTURED AFTER
2000 ARE EQUIPPED WITH
ONE DUAL-SPARK
IGNITION MODULE.
OTHERS MAY BE
EQUIPPED WITH TWO
SINGLE-SPARK IGNITION
MODULES.
F2
Fuse
F1
Fuse
Sound
Device
Gas
Valve
LIMIT
HIGH