Yamaha YFM90RA Model Vehicle User Manual


 
6 - 3
CHAS
FRONT AND REAR WHEELS
EBS00383
CHECKING THE WHEELS
The following procedure applies to both of the
front and rear wheels.
1. Check:
wheel
2. Measure:
wheel runout
Over the specified limit
Replace the
wheel or check the wheel bearing play .
3. Check:
wheel balance
Out of balance
Adjust.
WARNING
_
After replacing the tire, ride conservatively
to allow the tire to be properly seated in the
rim. Failure to do so may cause an accident
resulting in machine damage and possible
operator injury.
Wheel runout limit
Radial
: 2.0 mm (0.08 in)
Lateral : 2.0 mm (0.08 in)
EBS00385
CHECKING THE FRONT WHEEL HUBS
The following procedure applies to both of the
front wheel hubs.
1. Check:
front wheel hub
Cracks/damage
Replace.
2. Check:
wheel bearings
Wheel hub play/wheel turns roughly
Replace.
a. Clean wheel hub exterior.
b. Drive bearing out by pushing spacer aside
and tapping around perimeter of bearing
inner race. Use soft metal drift punch and
hammer. The spacer “floats” between
bearings. Remove both bearings as
described.
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