GreenWorks CU800 - Faulty Brake; Shock Absorber Malfunction; Unstable Handling

TROUBLESHOOTING CU800 Service Manual
223
8.6 FAULTY BRAKE
POOR BRAKING EFFECT
Disc brake
1. Worn brake pads
2. Worn disc
3. Air in brake fluid
4. Leaking brake fluid
5. Faulty master cylinder kit cup
6. Faulty caliper kit sea
7. Loose union bolt
8. Broken brake hose and pipe
9. Oily or greasy disc/brake pads
10. Improper brake fluid level
8.7 SHOCK ABSORBER MALFUNCTION
Loss of damping function
Shock absorber
1. Bent or damaged damper rod
2. Damaged oil seal lip
3. Fatigued shock absorber spring
8.8 UNSTABLE HANDLING
UNSTABLE HANDLING
Steering column
Improperly installed or bent
Steering
1. Incorrect toe-in
2. Bent steering shaft
3. Improperly installed steering shaft
4. Damaged bearing
5. Bent tie-rods
Tires
1. Uneven tire pressures on both sides
2. Incorrect tire pressure
3. Uneven tire wear
Rim
1. Deformed wheel
2. Loose bearing
3. Bent or loose wheel axle
Frame
1. Bent
2. Damaged frame