3. Spark plug service
Recommended spark plug: CMR5H (NGK)
If the engine has been running, the muffler will be very hot. Be careful not
to touch the muffler.
CAUTION:
Never use a spark plug of incorrect heat range.
To ensure proper engine operation, the spark plug must be properly gapped
and free of deposits.
1. Loosen the 5 mm hex socket bolt with a hexagon wrench, and then remove
the top cover.
Do not pull the starter grip and start the engine without the top cover. There
are rotating and hot parts under the cover.
30
TOP COVER
5 mm HEX SOCKET BOLT