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Always be sure to follow proper maintenance procedures, by cleaning the heater once
per month during regular usage, and check spark gap at least once per season.
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
Fan does not
turn when
electrical
connection
is made.
1. No electric power to
heater.
2. Fan blade contacts
inside of heater
housing.
3. Fan motor defective.
1. Check current to electric
outlet. If voltage is
correct, check power
cord and extension cord
for damage.
2. Be sure that housing is
not damaged. Make sure
there are no obstructions
to the fan.
3. Replace motor.
Heater will
not re.
1. No spark at ignitor.
2. Improper spark gap.
3. Bad electrode.
4. Weak battery.
1. Check ignitor wire.
Reattach or tighten if
loose. Check spark
module. Replace if
necessary.
2. Set gap (see
specications for gap).
3. Replace spark electrode.
4. Charge battery.
Heater quits
while running.
1. Internal temperature
too high causing limit
switch to shut down
operation.
2. Damaged Control
Valve.
3. Dust or debris build-
up inside of heater.
4. Battery voltage drops
below 16.5V.
1. If the heater’s output
is restricted, internal
temperature becomes
too high. Move
heater away from
any obstructions.
2. Replace Control Valve.
3. Clean inside of heater.
4. Charge battery.
Page 12
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