Spark Plug Service - Honda UM536 Owner's Manual

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4.

Spark plug service

Recommended spark plug:
To ensure proper engine operation, the spark plug must be properly
gapped and free of deposits.
If the engine has been running, the muffler will be very hot, be careful
not to touch the muffler.
1.
Remove the spark plug cap.
2.
Clean any dirt from around the spark plug base.
3.
Use a spark plug wrench to remove the spark plug.
SPARK PLUG CAP
4.
Visually inspect the spark plug. Discard it if there is apparent wear or
the insulator is cracked or chipped. Clean the spark plug with a wire
brush if it is to be reused.
BPR5ES (NGK)
W16EPR-U (DENSO)
SPARK PLUG WRENCH
47

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Um616

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