Yamaha SR250G Service Manual page 58

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CHAPTER 5. CHASSIS
FRONT WHEEL
Removal
1. Disconnect the brake and speedometer
cable at the front brake lover.
2.
Remove
the cotter
pin from the front
axle
3. Remove the front axle nur
4 Remove the front wheel exle by
simultansously twisting and pulling out
'on the axle.
Then remove
the whee
assembly.
NOTE: —
———
Raise the front of the motorcycle by placing @
suitable stand uncer the engine
Front Axle
Remove any corrosion from axle with emery
cloth. Then place it on a surface plate and
check forbencing, If dent, replace.
Checking Brake Shoe Wear
1, Measure the outside dismeter at the
brake shoes with slide calipers.
Front brake shoo diameter:
152 mm (5.98 in)
Replacement limit
148 mm (5.83 in) min.
Memes ype
2. Remave any glazed areas from brake
shoes using coarse send paper.
Brake Drum
Oil or scratches on the inner surface or the
brake drum will impair braking performance
or result apnormal noises.
Remove oil by wiping with a rag soaked in
Inequer thinner or solvent.
Remove scratches by lightly and evenly
polishing with emery cloth.
Brako Shoo Plate
Remove the camshaft and grease, If the cam
face is wom, replace
NOTE:
Before removing the cam lever, put a match
mark on the cam lever and camshaft to In
dicate the'r positions fur easy assembly
Replacing Wheel Bearings
If the bearings a'low play in the whee! hub or
wheel does not turn smoothly. replace the
peerings as follows
1. First clean the eutside of the wheel hub.
2. Drive the bearing out sy pushing the
spacer aside (the spaver "floats" be-
tween the bearings) and tapping around
the perimeter ef the bearing inner rece
with a soft metal drift pin and hammer.
Either or both bearings can be removed
1n this manner
3. To instal) the whoo! bearing, reverse the
above sequence, Be sure to grease the
bearing before instalintion. Use a sanxet
that matches the outside race of the be-
aring as 6 tool to drive in the bearing
Front Wheel Installation
When installing front wheel, reverse the re
moval procedure taking care of the fullowing
point
1. Check for proper engagement of the
bass on the outer fork tube with the
loceting slot on the brake shoe plate.
2.
Always secure the front whee! axle as
follows:
a, Torque the axle nut.
Axle nut torque:
10.5 mekq (77 5 ft-lb)
card ol¢ pin.
b. Install a new cetter pin;

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