Yamaha YP250 Mobility Scooter User Manual


 
7-3
FRONT WHEEL AND BRAKE DISC
CHAS
CAUTION:
YP******
FRONT WHEEL DISASSEMBLY
1. Remove:
SBearing
1
SSpacer
Remove the bearing using a general bear-
ing puller
2
.
Handle the wheel with care not to damage
the brake disc. If the brake disc is damaged,
replace.
YP700020
FRONT WHEEL INSPECTION
1. Inspect:
SFront wheel axle
(by rolling it on a flat surface)
Bends ! Replace.
Do not attempt to straighten a bent axle.
Wheel axle bending limit:
0.25 mm
2. Inspect:
SFront tire
Wear/damage ! Replace:
Refer to “TIRE INSPECTION” in CHAP-
TER 3.
SFront wheel
Refer to “WHEEL INSPECTION” in
CHAPTER 3.
3. Measure:
SFront wheel runout
Over the specified limits ! Replace.
Front wheel runout limits:
Radial
1
: 2.0 mm
Lateral
2
: 2.0 mm
4. Inspect:
SFront wheel bearings
Bearings allow free play in the wheel hub
or the wheel does not turn smoothly ! Re-
place.
SOil seals
Wear/damage ! Replace.