Checking The Brake - Yamaha YJ125S Service Manual

REAR WHEEL AND REAR BRAKE
a
b
EAS00569

CHECKING THE BRAKE

The following procedure applies to all of the
brake shoes.
1. Check:
8 brake shoe lining
Glazed areas
Sand the glazed areas with course sand-
paper.
NOTE:
After sanding the glazed areas, clean the brake
shoe with a cloth.
2. Measure:
8 brake shoe lining thickness a
Out of specification
Brake shoe lining thickness limit
(minimum)
2.0 mm(0.08 in)
w
Do not allow oil or grease to contact the
brake shoes.
NOTE:
Replace the brake shoes as a set, if either is
worn to the wear limit.
3. Measure:
8 brake drum inside diameter b
Out of specification
Brake drum inside diameter limit
(maximum)
111 mm(4.37 in)
4. Check:
8 brake drum inner surface
Oil deposits
Remove the oil with a rag soaked in lac-
quer thinner or solvent.
Scratches
Lightly and evenly polish the scratches
with an emery cloth.
5. Check:
8 brake camshaft
Damage/wear
4-13
CHAS
Repair.
Replace.
Replace the wheel.
Clean.
Repair.
Replace.