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104950
OWNER’S MANUAL
TROUBLESHOOTING
Continued
RJ70
WARNING: Never service heater while it is plugged in, operating, or
hot. Severe burns and electrical shock can occur.
OBSERVED FAULT
Heater ignites, but flame-out control shuts
off heater after a short period of time
Heater will not ignite, but motor runs for a
short period of time
Motor does not start when heater is plugged
in and switched ON, fan rotates slowly or
does not turn
REMEDY
1. Make sure photocell boot is properly
seated in bracket
2. See Pump Pressure Adjustment, page 8
3. See Air Output, Air Intake and Lint Fil-
ters, page 8
4. See Fuel Filter, page 9
5. See Nozzle, page 11
6. Clean photocell lens
7. Replace flame-out control
8. Replace photocell
1. Fill tank with kerosene
2. See Pump Pressure Adjustment, page 8
3. See Spark Plug, page 10
4. See Fuel Filter, page 9
5. See Nozzle, page 11
6. Drain and flush fuel tank with clean
kerosene. See Storage, Transporting, or
Shipping,page 5
7. Make sure electronic ignitor mounting
is tight
8. Replace electronic ignitor
1. Press flame-out control reset button
2. If fan is hard to turn, see Pump Rotor,
page 11
3. Replace motor
4. Replace ON/OFF switch
5. Check circuit breaker in electrical panel
6. Check all electrical connections. See
Wiring Diagrams, page 12
POSSIBLE CAUSE
1. Photocell assembly not properly in-
stalled (seeing flame)
2. Wrong pump pressure
3. Dirty air output, air intake and lint filters
4. Dirty fuel filter
5. Dirt in nozzle
6. Dirty photocell lens
7. Defective flame-out control
8. Defective photocell
1. No fuel in tank
2. Wrong pump pressure
3. Carbon deposits on spark plug and/or
improper gap
4. Dirty fuel filter
5. Dirt in nozzle
6. Water in fuel tank
7. Electronic ignitor not grounded
8. Defective electronic ignitor
1. Flame-out control not reset
2. Binding pump rotor
3. Defective motor
4. Defective ON/OFF switch
5. No power to heater
6. Bad electrical connections
WARNING: High voltage!