MAINTENANCE
20
2. Wash the sediment cup and O-ring in nonflammable solvent, and dry them thoroughly.
3. Place the O-ring in the fuel valve, and install the sediment cup. Tighten the sediment cup
securely.
4. Move the fuel valve to the ON position, and check for leaks. Replace the O-ring if there is
any leakage.
SPARK PLUG SERVICE
Recommended spark plugs: F7RTC or other equivalents.
An incorrect spark plug can cause engine damage.
1. Disconnect the spark plug cap, and remove any dirt from around the spark plug area.
2. Remove the spark plug with a spark plug wrench.
3. Inspect the spark plug. Replace it if the electrodes are worn, or if the insulator is cracked or
chipped.
O-RING
SEDIMENT CAP
SPARK PLUG WRENCH
0.028-0.031 in
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