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Faulty switch - replace switch
Gas supply - ensure required gas supply pressures are
supplied to the heater (see approval label)
Solenoid - ensure solenoid is energized (use volt
meter)
- ensure plunger in solenoid is being
activated (use manometer at test point
after solenoid)
Spark Plug - ensure gap in spark plug is approx. 1/8”
- check spark plug wire connections
- ensure spark plug has good spark
- replace spark plug if necessary
Ignition Board - ensure electrical signals for both spark
plug and solenoid are present (use volt
meter)
- ensure ignition board is properly
grounded
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