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9
101585
TROUBLE-
SHOOTING
OBSERVED FAULT POSSIBLE CAUSE REMEDY
Wrong pump pressure
Dirty air output, air intake,
and lint filters
Dirty fuel filter
Dirt in nozzle
Dirty photocell lens
Bad flame-out control
Heater ignites, but
flame-out control
shuts off heater after
a short period of time
See Pump Pressure
Adjustment, page 12.
See Air Output, Air Intake
and Lint Filters, page 12.
See Fuel Filter, pages 10
and 11.
See Nozzle, page 13.
Clean photocell lens.
Replace flame-out control.
Heater will not
ignite, but motor runs
for a short period of
time.
Wrong pump pressure
Carbon deposits on spark
plug and/or improper gap
Dirty fuel filter
Dirt in nozzle
Water in fuel tank
Electronic ignitor not
grounded (earthed)
Bad electronic ignitor
See Pump Pressure
Adjustment, page 12.
See Spark Plug, page 11.
See Fuel Filter, pages 10
and 11.
See Nozzle, page 13.
Drain and flush fuel tank
with clean kerosene. See
Storage, page 8.
Make sure electronic
ignitor mounting is tight.
Replace electronic
ignitor.
Motor does not start
when heater is
plugged in, fan
rotates slowly or
does not turn.
Flame-out control not reset
Binding pump rotor
Reset flame-out control
button, see Figures 6 and
7, page 7.
If fan is hard to turn, see
Pump Rotor, page 14.
WARNING
Never service heater while it is plugged in, operating, or hot.
Severe burns and electrical shock can occur.
WARNING: High voltage!