Honda F810 - Spark Plug Service

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Spark plug service
Recommended spark plug:
If the engine has been running, the muffler will be very hot. Be careful
not to touch the muffler.
PLUG WRENCH
0.7 0.8 mm
(0.028 0.031 in)
SIDE ELECTRODE
SEALING WASHER
To ensure proper engine operation, the spark plug must be properly
gapped and free of deposits.
Remove the spark plug cap and use a spark wrench to remove the
plug.
Measure the plug gap with a feeler gauge.
Correct as necessary by bending the side electrode.
The gap should be:
Visually inspect the spark plug. Discard it if 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)
0.7 0.8 mm (0.028 0.031 in)
2.
3.
1.