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MAINTENANCE
19
3. Clean area around oil drain plug.The oil drain plug is
located at base of engine, opposite carburetor (Figure 17).
4. Remove oil drain plug and drain oil completely into a
suitable container.
5. Reinstall oil drain plug and tighten securely. Remove oil
fill cap.
6. Slowly pour oil (about 20 oz.) into oil fill opening to
the point of overflowing at oil fill cap (Figure 17). DO
NOT overfill.
7. Reinstall oil fill cap. Finger tighten cap securely.
8. Wipe up any spilled oil.
Service Air Cleaner
Your engine will not run properly and may be damaged if
you run it with a dirty air cleaner.
Replace the air cleaner every 25 hours of operation or
once each year, whichever comes first. Replace more often
if operating under dirty or dusty conditions.
To service the air cleaner, follow these steps:
1. Loosen screw and tilt cover down (Figure 18).
2. Carefully remove cartridge assembly.
3. To clean cartridge, gently tap pleated paper side on a
flat surface.
4. Reinstall clean or new cartridge inside cover.
5. Insert cover’s tabs into slots in bottom of base.
6. Tilt cover up and tighten screw securely to base.
Service Spark Plug
Change the spark plug every 100 hours of operation or
once each year, whichever comes first.This will help your
engine to start easier and run better.
1. Clean area around spark plug.
2. Remove and inspect spark plug.
3. Check electrode gap with wire feeler gauge and set
spark plug gap to 0.030 inch (0.76mm) if necessary
(Figure 19).
4. Replace spark plug if electrodes are pitted, burned or
porcelain is cracked. Use the recommended
replacement plug.
5. Install spark plug and tighten firmly.
Figure 18 - Air Cleaner
Figure 19 — Spark Plug
Figure 17 — Oil Drain Plug and Oil Fill Cap
Oil Drain Plug
Oil Fill Opening