Suzuki RV125, Service Manual

Page: 206 / 251

SERVICING INFORMATION 7-7
BRAKES
Complaint Symptom and possible causes Remedy
Brake power insuffi-
cient
(FRONT) 1. Leakage of brake fluid
2. Worn brake pad
3. Oil on brake pad surface
4. Worn brake disc
5. Air in hydraulic system
Repair or replace.
Replace.
Clean brake disc and brake
pads.
Replace.
Bleed.
Brake power insuffi-
cient
(REAR) 1. Worn brake shoe
2. Oil in brake shoe surfaces
3. Excessively worn brake drum
4. Excessive brake pedal play Replace.
Clean.
Replace.
Adjust.
Brake squeaks.
(FRONT) 1. Carbon adhesion on brake pad surface
2. Tilted brake pad
3. Damaged wheel bearing
4. Worn brake pad
5. Foreign material in brake fluid
6. Clogged return port of master cylinder
7. Loose front or rear axle nut
Clean surface with sandpaper.
Readjust brake pad position or
replace.
Replace.
Replace.
Change brake fluid.
Disassemble and clean master
cylinder.
Tighten.
Brake squeaks.
(REAR) 1. Damaged wheel bearing
2. Brake shoe surface glazed
3. Loose rear axle nut
4. Worn brake shoe Replace.
Clean surface with sandpaper.
Tighten to the specified torque.
Replace.
Brake pedal stroke
excessive 1. Worn brake camshaft
2. Excessively worn brake shoes and/or brake drum Replace.
Replace.
Brake lever stroke
excessives 1. Air in hydraulic system
2. Insufficient brake fluid
3. Improper quality of brake fluid
Bleed.
Replenish fluid to specified
level and bleed air.
Replace with correct fluid.
Brake fluid leaks. 1. Loose connection joint
2. Cracked hose
3. Worn piston seal
4. Worn secondary cup Tighten.
Replace.
Replace.
Replace.
Brake drags. 1. Rusty part
2. Insufficient brake lever or brake pedal pivot lubrication Clean and lubricate.
Lubricate.