Fault diagnosis and on - board maintenance
a.
Fault diagnosis
Problem
Cause
Treatment method
Leakage in front shock absorber
Front shock absorber jamming
and not working
Front shock absorber softened
Front shock absorber hardened
Main spring damage
Dust cover damage
Long - term wear
Replace the dust cover
b.
On - board maintenance
1.
Park the vehicle on a flat pavement, use the main support.
Make sure the vehicle is securely supported to avoid the danger of overturning.
●Hold the bottom end of the fork with both hands and shake it back and forth.
27
The oil seal is damaged
The inner wall of the aluminum barrel is worn
The outer wall of the shank tube is worn
The seal is damaged
The bolts are loose
The inner reed is damaged
The inner wall of the aluminum barrel is worn
The outer wall of the shank tube is worn
The piston assembly is damaged
The working cavity is made of sediment
The main spring is damaged
The seal is damaged
The front shock absorb-
er shall not be disas-
sembled or repaired to
avoid affecting the
performance. If the
front fork is found to be
damaged or not work-
ing smoothly, contact
Yadea dealer for
inspection or replace-
ment.
2.Raise the front wheels 30-45mm off the ground using supports under the body.
3.Check steering assembly
●Loose → Adjust steering rudder.
Vehicle body parts
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