Jianshe JS125-6B Maintenance Manual page 129

Inspection
1. Inspection:
Front wheel shaft (check with dial indicator)
Crooked Replace
Warning
Be sure not to straighten the crooked front wheel shaft
2. Inspection:
Tire
Wear/Damage
Warning
Never try to repair the tire by yourself
3. Measure:
Wheel runout
Vertical: 1.0mm
Over specified limit
4. Inspection:
Wheel bearing
The bearing moving in the hub or rotating unstably
Replace
Oil seal
Wear/Damage
119
Crook limit: 0.25mm
Replace
Rim runout limit:
Lateral: 0.5mm
Replace
Replace
CHASSIS