Maintenance Of Rear Transmission Device - ZONGSHEN ZS250GY-3 Service Manual

3 The cause,trouble description and repair method of rear transmission device
Table 4-4
Component
Cause
Description
Gear teeth are
drive
worn.
sprocket
wheel
The spline teeth
of gear are worn.
Gear teeth are
worn.
drive
sprocket
wheel
The spline teeth
of gear are worn.
Drive chain is too
dirty or has bad
lubrication.
Drive chain is too
tight.
drive chain
Drive chain is too
loose.
Chain is worn.
drive chain Drive chain box
box
is damaged.
improper
adjustment of left
and right adjuster
adjuster
Adjuster is
damaged.
rubber Rubber cushion
cushion is worn.

Maintenance of Rear Transmission Device

Trouble description Trouble description
of component
Drive chain Drive chain has
disengages from strange sound and is
gear. easy to break off.
strange sound Drive chain is easy
from drive chain to break off.
Drive chain Drive chain has
disengages from strange sound and is
gear. easy to break off.
strange sound Drive chain is easy
from drive chain to break off.
Drive chain has
strange sound.
improper Drive chain has
tightening strange sound.
adjustment of
chain
improper Drive chain has
tightening strange sound or is
adjustment of easy to break off.
chain
Drive chain Drive chain is easy
disengages from to break off.
gear.
s o u n d f r o m d r i v e
chain box
Rear wheel Drive chain is easy
inclines. to break off.
Adjuster cannot be Drive chain is easy
adjusted. to break off.
Rubber cushion is strange sound from
damaged. rear wheel
of motorcycle
Wholly replace drive and driven
sprocket wheel and drive chain.
Wholly replace drive and driven
sprocket wheel and drive chain.
Wholly replace drive and driven
sprocket wheel and drive chain.
Wholly replace drive and driven
sprocket wheel and drive chain.
Clean and lubricate chain.
Adjust the tightness of drive
chain to 15mm~25mm
Adjust the tightness of drive
chain to 15mm~25mm
Wholly replace drive and driven
sprocket wheel and drive chain.
Replace drive chain box.
Readjust left and right adjuster
and keep t he left mark the
same as the right mark.
Replace adjuster.
Replace rubber cushion.
Repair method
23