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10. Disassembly/installation of engine
Preparing documents -----------10.1
Failure diagnosis ---------------10.2
Engine ----------------------------10.3
Engine suspension standing clamp------10.3
10.1 Preparing documents
Work Instructions
Make motorcycle not tilt in removing motor.
Remove motor when maintain crankshaft and final drive shaft.
When maintaining magnetogenerator, camshaft, carburetor, driving wheel, clutch, driven wheel and oil pump, the
motor can stay at the frame and needs not to be removed.
Preparing Principles
Motor is not only kinetic resource of motorcycle, but also driving part and main rear suspension device. On one
hand, the motor with rotating action output by crankshaft, getting slowed by clutch and V shape tape stepless speed
variator, can drive rear wheel directly; on the other hand, the motor acts as girder rocker arm.
Locking torque force:
Engine stationary axis 55-62 N·m
Rear shock absorber standing bolt
（
upper
）
37-44 N·m
Rear shock absorber standing bolt
（
lower
）
22-29 N·m
10.2 Failure diagnosis
Swinging motor
Swinging or bended of girder rocker arm
Loose motor driving device
Loose motor suspension bolt
