Generic Trigger SM 50ccm - Page 82

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9.3.3 Inspection
Inspect wear and tear of the worm wheel and worm gear.
Severe wear and replace.
Inspect wear and tear of the camshaft.
Severe wear and replace.
Measure the outer diameter of the piston.
Allowable limit ：2.45mm.
9.3.4 Assembly
Assembly of the oil pump is conducted in the reverse order of disassembly.
Note：
9.3.5 Installation
Install the oil pump body, oil tube sleeve and tight wire fixing
set of the oil pump.
Fix the tight wire of throttle.
Install the oil pump cover.
Install the drive gear set of oil pump.
When in assembly，inspect and ensure there's no oil
leaking in each part of the oil pump.
The oil seal should be in good shape.
After assembly，the gear wheel and gear should be
flexible in rotation without clamping stagnation.
外径
outer diameter
oil tube sleeve
oil pump body
tight wire fixing se
t
of the oil pump
tight wire fixing se
t
of the oil pump
oil tube sleeve
oil pump body
drive gear set