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10-14 SERVICING INFORMATION
BRAKES
Complaint Symptom and possible causes Remedy
Insufficient brake
power
1. Leakage of brake fluid from hydraulic system
2. Worn pads
3. Oil adhesion of engaging surface of pads/shoe
4. Worn disc
5. Air in hydraulic system
6. Not enough brake fluid in the reservoir
Repair or replace.
Replace.
Clean disc and pads.
Replace.
Bleed air.
Replenish.
Brake squeaking 1. Carbon adhesion on pad surface
2. Tilted pad
3. Damaged wheel bearing
4. Loosen front wheel axle or rear wheel axle
5. Worn pads
6. Foreign material in brake fluid
7. Clogged return port of master cylinder
Repair surface with
sandpaper.
Correct pad fitting or
replace.
Replace.
Tighten to specified
torque.
Replace.
Replace brake fluid.
Disassemble and
clean master cylinder.
Excessive brake
lever stroke
1. Air in hydraulic system
2. Insufficient brake fluid
3. Improper quality of brake fluid
Bleed air.
Replenish fluid to specified
level; bleed air.
Replace with correct fluid.
Leakage of brake
fluid
1. Insufficient tightening of connection joints
2. Cracked hose
3. Worn piston and/or cup
Tighten to specified torque.
Replace.
Replace piston and/or cup.
Brake drags 1. Rusty part
2. Insufficient brake lever or brake pedal
pivot lubrication
Clean and lubricate.
Lubricate.