zing 125 qe Workshop-manual : Page 117

          12. REAR WHEEL/BRAKE/SUSPENSION                                     ZING125

 TROUBLESHOOTING
 Rear wheel wobbling                    Poor brake performance
 · Bent rim                             · Improperly adjusted brake
 · Worn rear wheel bearing              · Worn brake linings
 · Loose or broken wheel spoke wires    · Contaminated or damaged brake linings
 · Faulty tire                          · Worn brake cam
 · Improperly tightened axle nut        · Worn brake drum
 · Loose rear fork pivot nut            · Improperly installed brake linings
                                        · Worn brake shoes at cam contacting area
                                        · Worn camshaft
 Soft suspension
 · Weak shock absorber spring
 · Improperly adjusted shock absorber
 · Damper oil leaks


 Hard suspension
 · Improperly adjusted shock absorber


 Rear suspension noise
 · Bent rear shock absorber
 · Loose shock absorber fasteners
 · Insufficient damper oil




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