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Not for
Reproduction
21
2. Clean area around spark plug and remove spark
plug boot.
3. Remove spark plug and inspect spark plug.
4. Check electrode gap with wire feeler gauge and
reset spark plug gap to recommended gap if
necessary. See Specifications.
5. Replace spark plug if electrodes are pitted, burned
or porcelain is cracked. Use the recommended
replacement plug. See Specifications.
6. Install spark plug and tighten firmly. Reinstall
spark plug boot.
7. Reinstall top maintenance cover.
Inspect Muffler and Spark Arrester
Inspect the muffler for cracks, corrosion, or other
damage. Remove the spark arrester, if equipped, and
inspect for damage or carbon blockage. If replacement
parts are required, make sure to use only original
equipment replacement parts.
Clean and inspect the spark arrester as follows:
1. Remove two screws that attaches back bumper to
muffler guard. Remove back bumper.
2. To remove muffler guard, remove two top screws
that connects guard to generator.
3. Remove screw that attaches spark arrester screen
to muffler. Remove spark arrester screen.
4. Inspect screen and obtain a replacement if torn,
perforated or otherwise damaged. DO NOT use a
defective screen. If screen is not damaged, clean
it with a brush.
5. Reattach screen to muffler. Reattach muffler
guard.
WARNING Exhaust heat/gases could ignite
combustibles, structures or damage
fuel tank causing a fire, resulting in
death or serious injury.
Contact with muffler area could cause burns
resulting in serious injury.
• DO NOT touch hot parts and AVOID hot exhaust gases.
• Allow equipment to cool before touching.
• Keep at least 5 feet (1.5 m) of clearance on all sides of
generator including overhead.
• It is a violation of California Public Resource Code,
Section 4442, to use or operate the engine on any forest-
covered, brush-covered, or grass-covered land unless
the exhaust system is equipped with a spark arrester, as
defined in Section 4442, maintained in effective working
order. Other states or federal jurisdictions may have
similar laws.
Contact the original equipment manufacturer, retailer,
or dealer to obtain a spark arrester designed for the
exhaust system installed on this engine.
• Replacement parts must be the same and installed in the
same position as the original parts.
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