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Spark Plug Service
Recommended
spark plug:
BPR-5ES-11
(NGK)
WlGEPR-Ull
(ND)
To ensure proper engine operation, the spark plug must be properly gapped
and free of deposits.
Emtm
The muffler
becomes
very hot during operation
and remains suf-
ficiently
hot to inflict
burns if touched,
even after shutting
off the engine.
1.
2.
3.
4.
5.
Remove the spark plug cap.
Clean any dirt from around the spark plug base.
Use the wrench supplied in the tool kit to remove the
PLtiG
WRENCH
spark plug.
PLUG
CAP
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.
Measure the plug gap with a feeler gauge. The gap should be 1 .O- 1.1
mm (0.039-0.043
in).
1.0-1.1
mm (0.039-0.043
in)
31
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