Sym Wolf SB 250 Ni Service Manual page 94

4. Lubrication System / Clutch / Transmission
Oil pump disassembly
Remove oil pump cover. (screw×1)
Disassemble oil pump.
Oil pump inspection
Check the clearance between oil pump body
and outer rotor.
Service limit: under 0.25 mm
Check clearance between inner and outer
rotors.
Service limit: under 0.20mm
Check the unevenness between rotor face
and pump body.
Service limit: under 0.12 mm
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