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SERVICING YOUR PUMP
7. After the spark plug seats, tighten with a spark plug wrench to
compress the washer.
If reinstalling the used spark plug, tighten 1/8–1/4 turn after the
spark plug seats.
If installing a new spark plug, tighten 1/2 turn after the spark plug
seats.
A loose spark plug can overheat and damage the engine.
Overtightening the spark plug can damage the threads in the
cylinder head.
8. Attach the spark plug cap.
9. Install the top cover, and tighten the 5 mm hex bolt securely with a
hexagon wrench.
31YH46020.book 39 ページ 2017年11月30日 木曜日 午後4時34分