Spark Plug - HUSTLER HPGH5500 Instruction Manual

1. Remove the foam filter element.
2. Wash in liquid detergent and warm water.
3. Squeeze thoroughly dry in a clean cloth.
4. Saturate in clean engine oil.
5. Squeeze in a clean, absorbent cloth to remove all excess oil.
6. Place the filter in the assembly.
7. Place the air filter cover onto the air filter body and secure in place with the
fixed clamp.
DO NOT run the engine without the air filter. Serious damage to the engine can
result without the air filter.

Spark Plug

1. Clean any dirt from the spark plug cap and spark plug base.
2. Remove the spark plug cap.
3. Use a socket wrench to loosen and remove the spark plug.
4. Inspect the spark plug and spark plug washer. If they are damaged or worn,
replace with new one. Clean the spark plug with a wire brush if it can be reused.
5. Check spark plug gap. Carefully bend side electrode to adjust the gap if
necessary. Spark plug gap: 0.6mm - 0.8mm
6. Carefully thread the plug into the engine by hand.
7. After the spark plug is seated, use spark plug wrench to tighten the plug. Spark
Plug Torque: 7 to 12 ft. lbs.
8. Attach the spark plug cap to the plug.
Only use recommended spark plug or equivalent. DO NOT use spark plugs that
have improper heat range.
Check spark plug gap
28- ENG