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WARNING: Never leave the heater unattended while operating.
Disconnect the heater from its power source when not in use.
NOZZLE AND SPARK PLUG
Contaminated fuel, build-up of carbon, and accumulated dirt can affect the performance
of these parts. Clean or replace these parts every 500 hours or as needed to ensure
optimal performance of the heater.
REPLACING THE NOZZLE
1. Remove Upper Shell.
2. Disconnect Air and Fuel Lines from the Nozzle Rod.
3. Remove ignitor wires from the Spark Plug.
4. Remove Spark Plug from the Nozzle Rod using a Phillips
screwdriver.
5. Twist the Nozzle Rod counterclockwise to remove it from the
Burner Head.
6. Carefully remove the Nozzle from the Nozzle Rod using a 5/8”
socket wrench.
7. Soak the nozzle in clean 1-K Kerosene to loosen particles.
8. Inject compressed air into the front opening of the nozzle to
loosen particulate.
WEAR SAFETY GLASSES.
9. Install new (or cleaned) Nozzle into Nozzle Rod and tighten
firmly.
10. Reassemble by reversing steps listed above.
REPLACING THE SPARK PLUG
1. Remove Upper Shell.
2. Remove igniter wire from Spark Plug.
3. Remove Spark Plug from Nozzle Rod using medium Phillip screwdriver.
4. Clean and re-gap the Spark Plug electrodes to 0.140 inches (3.5 mm) gap.
5. Reinstall Spark Plug into Nozzle Rod.
6. Attach igniter wires to Spark Plug.
7. Secure Upper Shell.
Nozzle
Rod
Nozzle Face
Nozzle Rod
Nozzle
Nozzle
Rod
Spark Plug
Fuel Hose
Fitting
Air Hose Fitting
Gap
FUEL FILTER
The Fuel Filter should be cleaned or replaced at the start of the season and
as needed throughout the season to ensure optimal performance by the
heater. Clean the Fuel Filter by rinsing the screen with clean 1-K Kerosene.
Replacing the Fuel Filter
1. Remove the Right Side Panel screws using a medium Phillips
screwdriver.
2. Remove Side Cover.
3. Disconnect the Fuel Line from the Fuel Filter neck.
4. Turn Fuel Filter counterclockwise 90 degrees using an adjustable
wrench.
5. Pull upwards and remove.
6. Wash Fuel Filter with clean 1-K Kerosene.
Side Cover
Power Switch
Power Switch Wire
Screw
Fuel Filter
Fuel Line
SEASONAL MAINTENANCE SCHEDULE
