Yamaha YFM250XL(C) Service Manual page 232

7
FRONT WHEELS AND FRONT BRAKE
7 - 4
4.Inspect:
Brake linings
Glazed parts → Sand with coarse sandpa-
per.
5.Measure:
Brake lining thickness a
Out of specification → Replace.
Brake lining thickness:
4.0 mm (0.16 in)
<Wear limit>:
2.0 mm (0.08 in)
NOTE:
Replace the brake shoes as a set (with shoe
springs) if either is found to be worn to the
wear limit.
6.Inspect:
Shoe springs 1
Wear/Damage → Replace.
7.Measure:
Brake drum inside diameter a
Out of specification → Replace.
Front brake drum inside diame-
ter:
160 mm (4.3 in)
<Wear limit>:
161 mm (4.37 in)
8.Inspect:
Brake drum inner surface
Oil/Scratches → Remove.
Use a rag soaked in lacquer
Oil
thinner or a solvent.
Use a emery cloth (lightly
Scratches
and evenly polishing).
CHAS