Inspection - Yamaha YB50 Service Manual

FRONT WHEEL
REMOVAL
1. Remove:
• brake caliper
• Axle
• Wheel
NOTE:
Do not press the brake lever when the wheel
is removed from the scooter, otherwise the
brake blocks will be closed under force.

INSPECTION

1. Measure:
• Bend of wheel axle
Outside specified value
Bend limitof wheel axle
0.25 mm
s WARNING
s
Do not try to straighten a bent axle
2. Measure:
• Run out of wheel
Outside specified value
Run-out limit:
Vertical: 1.0 mm
Lateral: 1.0 mm
3. Inspect:
• Wheel Cracks/Marked/Deformed
Change
4. Inspect:
• Wheel bearings
Bearings allow play on the wheel hub or
the wheel turns abruptly
5. Inspect:
• Speedometer gear unit
Wear/Damage
6-2
CHAS
Change
Change
Change
Change