GreenWorks CU800 - Brake Grabs; Brake Squeal or Chatter; Leaking Brake Caliper; Leaking Master Cylinder

GENERAL INFORMATION CU800 Service Manual
54
6. Damaged front brake lever.
7. Damaged rear brake pedal.
8. Brake caliper not sliding correctly on slide pins.
9. Worn or damaged brake caliper seals.
1.20.4 Brake Grabs
1. Damaged brake pad pin bolt. Look for steps or cracks along the pad pin bolt surface.
2. Contaminated brake pads and disc.
3. Incorrect wheel alignment.
4. Warped brake disc.
5. Loose brake disc mounting bolts.
6. Brake caliper not sliding correctly on slide pins.
7. Mismatched brake pads.
8. Damaged wheel bearings.
1.20.5 Brake Squeal or Chatter
1. Contaminated brake pads and disc.
2. Incorrectly installed brake caliper.
3. Warped brake disc.
4. Incorrect wheel alignment.
5. Mismatched brake pads.
6. Incorrectly installed brake pads.
7. Damaged or missing brake pad spring or pad retainer.
1.20.6 Leaking Brake Caliper
1. Damaged dust and piston seals.
2. Damaged cylinder bore.
3. Loose caliper body bolts.
4. Loose banjo bolt.
5. Damaged banjo bolt washers.
6. Damaged banjo bolt threads in caliper body.
1.20.7 Leaking Master Cylinder
1. Damaged piston secondary seal.
2. Damaged piston snap ring/ snap ring groove.
3. Worn or damaged master cylinder bore.
4. Loose banjo bolt washers.
5. Damaged banjo bolt washers.
6. Damaged banjo bolt threads in master cylinder body.
7. Loose or damaged reservoir cap