1. Spark plug service
Recommended spark plug: BPR5ES (NGK)
W16EPR-U (NIPPONDENSO)
To ensure proper engine operation, the spark plug must be properly gapped and
free of deposits.
·
Remove the spark plug cap.
WARNING
If the engine has been running the muffler will be very hot. Be
careful not to touch the muffler.
·
Visually inspect the spark plug. Discard it if the insulator is cracked or chipped.
·
Measure the plug gap with a feeler gauge. The gap should be 0.7-0.8mm
(0.028-0.031 in),Correct as necessary by bending the side electrode.
·
Attach the plug washer, thread the plug in by hand to prevent cross-threading.
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