PACIFIC RIM INT’L WEST PST250-1, Manual, Page: 27 / 45

2) Remove the spark plug with a plug wrench and
clean all the dusty on the bottom.
Remove the carbon deposits from the spark
plug with a small wire brush or a spark plug cleaning
machine. Readjust the spark plug gap to 0.6-0.7 mm
by using a spark plug gap thickness gauge if it is
necessary. The spark plug should be replaced
periodically.
The procedure of installing spark plug is
opposite to take down it, please make sure that the
washer is connecting to the spark plug.
NOTES:
1) Do not make the spark plug too fastened for fear
of destroying the screw thread. Never make the
impurities come into the engine through spark plug
hole when taking down the spark plug.
2) The spark plug in this motorcycle is elaborate
selected and can meet most working. If the color of
spark plug is quite different from the standard plug,
you’d better contact with the Zhenhua dealer. For the
improper spark plug will effect the engine’s working.
3) Use the spark plug specified on the VECI label or
will invite trouble for your operating, so you’d better
contact with the Zhenhua dealer before choosing it.
ENGINE OIL
Using a good quality engine oil and periodical
replacement of engine oil will extend your engine’s
life. Check engine oil level daily and replace engine
oil periodically are two most important tasks to be
carried out for maintenance items.
CHECKING ENGINE OIL LEVEL
Checking the oil level after the engine stopped
working for several minutes, the motorcycle should
be placed on the plain ground. Insert the dipstick
①
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