Spark Plug
u
Checking Spark Plug
61
Maintenance
5.
Check the spark plug gap using a wire-
type feeler gauge.
u
If adjustment is necessary, bend the
side electrode carefully.
6.
Make sure the plug washer is in good
condition.
7.
With the plug washer attached, thread
the spark plug in by hand to prevent
cross-threading.
8.
Tighten the spark plug:
●
If the old plug is good:
1/6 turn after it seats
●
If installing a new plug, tighten it twice
to prevent loosening:
a) First, tighten the plug:
1/4 turn after it seats.
b) Then loosen the plug.
c) Next, tighten the plug again:
1/6 turn after it seats
9.
Reinstall the spark plug cap. Take care
avoid pinching any cables or wires.
The gap should be:
0.80 to 0.90 mm (0.031 to 0.035 in)
Spark plug gap
Side electrode
NOTICE
Improperly tightened spark plugs can damage the engine.
If a plug is too lose, a piston may be damaged. If a plug is
too tight, the threads may be damaged.
12 AFS110-32KWWH00.book 61 ページ 2011年10月26日 水曜日 午後5時22分
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