Periodic Maintenance and Adjustment 8-12
Inspection
Spark plug is an important engine
component.The spark plug can illuminate
the whole situation of the engine
The Ceramic thermal insulator on the edge
of center electrode should show the light
brown color.
Do not inspect the issues by yourself as
below:
Regularly check the spark plug,because of
the heat and sediment will gradually
damaged and corrode spark plugs. If the
electrode corrosion too severe, or carbon
sediment and other sediment too much,you
should change a appointed spark plug
the specified spark plug
C7HSA（NGK）
Installation
1.Use the thickness gauge measuring
electrode gap, if necessary ,adjust the gap
to a specified distance
clearance of spark plug
0.6-0.7mm （0.024-0.028in）
○
a
Clearance of spark plug
2.Clean the surface and the adjacent parts
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