mxu 400 Manuel atelier : Page 120

                  Troubleshooting


Problem: Suspension too soft
Condition                                      Remedy
 1. Spring(s) weak                             1. Replace spring(s)
 2. Shock absorber damaged                     2. Replace shock absorber
 3. Shock absorber preload too low             3. Adjust shock absorber preload
Problem: Suspension too stiff
Condition                                      Remedy
 1. A-arm-related bushings worn                1. Replace bushing
 2. Shock absorber preload too high            2. Adjust shock absorber preload
Problem: Suspension noisy
Condition                                      Remedy
 1. Cap screws (suspension system) loose       1. Tighten cap screws
 2. A-arm-related bushings worn                2. Replace bushings
Problem: Rear wheel oscillation
Condition                                      Remedy
 1. Rear wheel hub bearings worn - loose       1. Replace bearings
 2. Tires defective - incorrect                2. Replace tires
 3. Wheel rim distorted                        3. Replace rim
 4. Wheel hub cap screws loose                 4. Tighten cap screws
 5. Auxiliary brake adjusted incorrectly       5. Adjust brake
 6. Rear suspension arm-related bushing worn   6. Replace bushing
 7. Rear shock absorber damaged                7. Replace shock absorber
 8. Rear suspension arm nut loose              8. Tighten nut




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