71
SERVICING YOUR OUTBOARD MOTOR
6. Remove the spark plugs with a
spark plug wrench and 19 mm eye
wrench.
7. Inspect the spark plugs. Replace
them if the electrodes are worn, or
if the insulators are cracked or
chipped.
8. Measure the spark plug electrode
gap with a wire-type feeler gauge.
Correct the gap, if necessary, by
carefully bending the side
electrode.
The gap should be:
0.039 – 0.043 in (1.0 – 1.1 mm)
SPARK PLUG WRENCH
19 mm EYE
WRENCH
New plug Plug needing
replacement
SIDE ELECTRODE
SEALING
WA SHE R
INSULATOR
0.039 – 0.043 in
(1.0 – 1.1 mm)
31ZX26040.book Page 71 Friday, July 25, 2014 5:14 PM
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