Jianshe JS125-6B, Maintenance Manual

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GENERAL INFORMATION
5
Gaskets Oil seal and O-rings
1. Replace all gaskets, oil seals and O-rings when
overhauling the engine. All gasket surfaces, oil seal
lips and o-rings surface must be cleaned.
2. Properly oil all mating parts and bearings during
reassembly. Apply grease to the oil seal lips.
Caution
Lock washer/plates and cotter pins
1.Replace all lock washer/plates and cutler pins after
removal. Bend lock tabs along the bolt or nut flats
after the bolt or nut has been tightened to specification.
Bearings and oil seals
Install bearings and oil seals so that the manufactures
marks of numbers are visible. When in-stalling oil
seals, apply a light coating of lightweight lithium base
grease to the seal lips. Oil bearings liberally when
installing, if appropriate.
Circlips
Check all circlips carefully before reassembly. Al-
ways replace piston pinclips after one use.
Replace distorted circlips, when installing a circlip
make sure that the sharp edged corner is positioned
opposite the thrust it receives view. Shafe.
Do not use compressed air to spin the bearings dry.
This will damage the bearing surfaces.