Disassemble the upper cover of cylinder head. Adjust valve and rocker arm gaps.
When engine is hot:
Intake : 0.25 mm
Exhaust : 0.35 mm
When engine is cold :
Intake : 0.30 mm
Exhaust : 0.40 mm
WARNING :
Adjustment of valves by unexperienced personel may cause serious
damages to your engine. !
14
VALVES
Summary of Contents for D 3100 Series
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