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SPARK PLUG
Refer to the Specifications section of this manual to de-
termine the proper spark plug part number and spark plug
gap for your product.
1. DO NOT perform this maintenance procedure with the
engine running.
2. Turn the generator switch to the off "O" position.
3. Remove the screws to remove the outer side panel by
pushing up and out to access the engine.
4. Remove the spark plug boot by lifting it off the top of the
spark plug and remove the spark plug access cover by
rotating and pulling out.
5. Use the plug wrench or a spark plug socket to remove
the spark plug.
6. Visually check the spark plug to see if it is damaged. If
the insulator is cracked, replace the spark plug. If the
electrode is damaged, replace the spark plug.
7. Measure the plug gap with a feeler gauge. Adjust the gap
as necessary by carefully bending the side electrode. Refer
to Specifications for the correct gap for your product.
8. Check the spark plug washer to ensure proper working
condition. If the washer is damaged, replace the washer.
9. Install spark plug and tighten to 9 ± 2 lb ft (12.5 ± 2 Nm).
DO NOT overtighten as this may damage the engine.
10. Re-attach the spark plug boot, spark plug cover, and
outer side panel.
Operator's Manual
SERVICE
23
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