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Unplug extension cord from outlet. To Restart Heater 1. Wait two minutes after stopping heater. 2. Repeat steps under To Start Heater, page 7. 1. Drain fuel tank. Note: Some models have drain plug on underside of fuel tank. If so, remove drain plug to drain all fuel. If heater does not have drain plug, drain fuel through fuel cap opening. Be sure all fuel is removed. 2. Replace drain plug if used. 3. Add one gallon of clean kerosene to fuel tank. 4. Attach fuel cap. 5. Move heater forwards and backwards to stir fuel. 6. Remove fuel cap or drain plug and drain fuel tank. Be sure all fuel is removed. 7. Replace fuel cap or drain plug. Properly dispose of old and dirty fuel. 8. Store heater in dry place. Make sure storage place is free of dust and corrosive fumes. IMPORTANT: Do not store kerosene over summer months for use during next heating season. Using old fuel could damage heater. ! WARNING Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. Item Fuel tank How Often Flush every 150-200 hours of operation or as needed. How To See Storage above. Air output and lint filtersReplace every 500 hours of operation or once a year. See Air Output, Air Intake, and Lint Filters, page 10. Air intake filterWash and dry with soap and water every 500 hours of operation or replace as needed. See Air Output, Air Intake, and Lint Filters, page 10. Fuel filter Clean twice a heating season or replace as needed. See Fuel Filter, page 11. Spark plug Clean and regap every 600 hours operation or replace as needed. See Spark Plug, pages 11 and 12. Fan blades Clean each season or as needed. See Fan, page 10. Motor Not required/permanently lubricated 8 ! WARNING Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur. TROUBLESHOOTING 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. POSSIBLE CAUSE Wrong pump pressure Dirty air output, air intake and lint filters Dirty fuel filter Dirt in nozzle Dirty photocell lens Bad flame-out control Wrong pump pressure Carbon deposits on spark plug and/or improper gap Dirty fuel filter Dirt in nozzle Water in fuel tank ! WARNING: High voltage! Electronic ignitor not grounded Bad electronic ignitor Motor does not start when heater is plugged in, fan rotates slowly or does not turn. Flame-out control not reset Solid state relay not allowed to reset Binding pump rotor REMEDY See Pump Pressure Adjustment, page 11. See Air Output, Air Intake and Lint Filters, page 10. See Fuel Filter, page 11. See Nozzle, page 12. Clean photocell lens. Replace flame-out control. See Pump Pressure Adjustment, page 11. See Spark Plug, pages 11 and 12. See Fuel Filter, page 11. See Nozzle, page 12. Drain and flush fuel tank with clean kerosene. See Storage, page 8. Make sure electronic ignitor mounting is tight. Replace electronic ignitor. Press flame-out control reset button. Wait two minutes before trying to restart heater. If fan is hard to turn, see Pump Rotor, page 13. 9 10 099176 SERVICE PROCEDURES Air Output Filter Lint Filter Air Intake Filter Filter End Cover Air Output Filter Lint Filter Air Intake Filter Filter End Cover Fan Guard Figure 11 - Air Output, Air Intake, and Lint Filters, 35/50/55/70,000 BTU/Hr Models Figure 12 - Air ...

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