78
MAINTENANCE
Spark Plug Service
To ensure proper engine operation,
the spark plug must be properly
gapped and free of deposits.
The spark plug becomes very hot
during operation and will remain
hot to awhile after stopping the
engine.
Check-Adjust interval:
Every 100 operating hours or
6 months.
Replace interval:
Every 200 operating hours or every
year.
Recommended spark plug:
BKR6E-E (NGK)
Use only the recommended spark
plug or equivalent. Spark plug
which have an improper heat range
may cause engine damage.
1. Remove the engine cover (see page
31).
2. Remove the spark plug cap.
3. Use the wrench and screwdriver to
remove the spark plug.
4. Inspect the spark plug.
(1) If the electrode is heavily
corroded or carbon-soiled, clean
with a wire brush.
(2) Replace a spark plug if the
central electrode is worn.
The spark plug can wear out in
different ways.
If the sealing washer shows signs
of wear, or if the insulator is
cracked or chipped, replace the
spark plug.
SPARK PLUG WRENCH
SPARK PLUG CAP
New plug Plug needing
replacement
32ZVC6000.book Page 78 Thursday, April 28, 2016 10:51 AM
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