Fault diagnosis and maintenance
a.Front wheel inspection
Do not attempt to straighten the
deformed front axle.
Front axle bending limit
0.25mm
b.Tire inspection
Front wheel out - of -
roundness limit
4.Bearing inspection
●Front wheel bearing
If the front wheel bearing can be shaken in
the hub there is difficulty in the tire running
→ replace the front wheel bearing
●Oil seal
5.Shaft ring check
Wear of shaft ring →
Replace the shaft ring and oil seal (whole set)
1
Maximum loss of roundness：
0.20mm
2.Disc brake disc thickness
Disc brake disc thickness does not meet the
requirements → Replacement
Disc brake disc thickness:3.5mm
Minimum thickness limit:3.0mm
24
Front axle
Place the front axle on a flat surface and rotate
the check.
Deformation → Replacement
1.Tyre
Tire pressure (250KPa) does not comply with the
regulations → Adjust
Wear/damage → Replacement
2.Rim
Damaged/deformed tyre bearing → Replacement
3.Front wheel out - of - roundness
Front wheel out - of - roundness exceeds
the service specification → Replacement
longitudinal1.0mm
horizontal1.0mm
Wear/damage → Replacement
c.Check disc brake
1.Disc brake disc out of roundness
Disc brake roundness does not meet specifications →
Replacement
Vehicle body parts
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