Honda EU3000is User Manual download pdf (Page 50)

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0.028 0.031 in (0.70 0.80 mm)

SEALING WASHER

The gap should be:

Measure the spark plug electrode gap with a wire-type feeler gauge.

Correct the gap, if necessary, by carefully bending the side electrode.

0.028 0.031 in (0.70 0.80 mm)

Check that the spark plug sealing washer is in good condition, and

thread the spark plug in by hand to prevent cross-threading.

Afterthesparkplugisseated,tightenwithasparkplugwrenchto

compress the washer.

If installing a new spark plug, tighten 1/2 turn after the spark plug

seats to compress the washer. If reinstalling a used spark plug,

tighten 1/8 1/4 turn after the spark plug seats to compress the

washer.

A loose spark plug can overheat and damage the engine.

Overtightening the spark plug can damage the threads in the cylinder

head.

Reinstall the spark plug inspection cover and tighten the cover

screw.

Close and latch the left-side maintenance cover.

Visually inspect the spark plug. Discard it if the insulator is cracked,

chipped or fouled.

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Honda EU3000is User Manual Page 50