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C
H E C K
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B R A K E S |
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1. Pads worn down - replace pads
2. Air leak or insufficient fluid in
system or caliper.
3. Loose wheel bearing adjustment.
4. Damaged or worn caliper piston seal.
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1. Wheel bearings incorrectly adjusted.
2. Discs worn or corroded/pitted
3. Faulty Brake pads or incorrect installment.
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1. Frozen or seized pistons.
2. Brake fluid, oil or grease on linings.
3. Pads worn below specifications.
4. Proportioning valve malfunction.
5. Booster inoperative.
6. Leaking
booster vacuum check valve.
7. Restricted, dented, kinked or collapsed brake
lines or hoses.
8. Partial system failure.
9. Fading due to incorrect brake pads.
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1. Frozen or seized pistons.
2. Brake fluid, oil or grease on linings.
3. Loose caliper attachment.
4. Un-equalized front tyre pressure.
5. Unmatched tires on same axle.
6. Incorrect front end alignment.
7. Loose front end parts.
8. Faulty/incorrect pads
9. Restricted brake tubes or hoses.
10. Malfunctioning caliper assembly.
11. Inoperative combination valve.
12. Power brake unit malfunctioning.
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1. Excessive clearance between pad and caliper.
Back to top Heavy
Brake Drag
1. Frozen or seized pistons.
2. Operator riding brake pedal.
3. Incomplete brake pedal return due to linkage
interference.
4. Faulty booster check valve holding pressure in hydraulic
system.
5. Residual pressure in front brake hydraulic system.
6. Stuck
master cylinder piston.
7. Restricted brake lines or hoses.
8. Incorrect
parking brake adjustment.
9. Check valve in lines to front wheels.
Back to top Caliper
Brake Fluid Leak
1. Damaged or worn caliper
piston seal.
2. Scores in cylinder bore.
3. Corrosion build-up in cylinder
bore or on piston surface.
4. Metal clip in seal groove.
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Braking Effect When Pedal is Depressed
1. Piston and/or Pads not properly seated or positioned.
2. Air leak or insufficient fluid
in system or caliper.
3. Damaged or worn caliper piston seal.
4. Bleeder
screw open.
5. Air in hydraulic system or improper bleeding.
6. Hydraulic
leaks.
7. Master cylinder primary cup worn or damaged.
8. Master cylinder
bore corroded, worn or scored.
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