CHAPTER 3B ENGINE 50cc/80cc
ATV SERVICE MANUAL09.0
Remove three fixed screws in oil pump body.
Disassembly oil pump.
Checking
Check the gap between oil pump body and
external rotator.
Used limited: 0.12mm(0.005inch)
Check the gap between inner rotator and external
rotator.
Used limited: 0.12mm(0.005inch)
Check the gap between surface of rotator and
body.
Used limited: 0.2mm(0.008inch)
Assembling
Assemble inner and outer rotators and oil pump
shaft.
Be careful of alignment between pump bearing
unfilled corner and inner rotator unfilled corner.
CHAPTER 3B ENGINE
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