Honda Click 125i 2019 Owner's Manual page 78

Spark Plug Checking the Spark Plug
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6. Check the spark plug gap using a wire
type feeler gauge.
If adjustment is necessary, bend the
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side electrode carefully.
The gap should be:
0.8 to 0.9 mm (0.03 to 0.04 in)
Side electrode
7. Make sure the plug washer is in good
condition.
8. Install the spark plug. With the plug
washer attached, thread the spark plug in
by hand to prevent cross-threading.
74
Spark plug gap
10. Install the parts in the reverse order of
9. Tighten the spark plug:
If the old plug is good: 1/8 turn after it
●
seats.
If installing a new plug tighten it twice
●
to prevent loosening
a) First, tighten the plug:
NGK: 1/2 turn after it seats.
DENSO: 3/4 turn after it seats.
b) Then loosen the plug.
c) Next, tighten the plug again:
1/8 turn after it seats.
NOTICE
An improperly tightened spark plug can damage the
engine. If a plug is too loose, a piston may be damaged. If
a plug is too tight, the threads may be damaged.
removal.
When reinstalling the spark plug cap,
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take care to avoid pinching any cables
or wires.