88 OWNER’S MANUAL
TROUBLESHOOTING CHART
PROBLEM POSSIBLE CAUSE REMEDY
Knocking or shuddering
when applying the
brakes
Bulge in the rim or rim out of true
True wheel or take rim to a bicycle shop
for repair*
Brake mounting bolts loose Tighten bolts
Brakes out of adjustment
Centre brakes and / or adjust brake
block toe-in
Disk brakes: disk may be bent or blocks
not free
Seek advice at a bicycle shop
Forks loose in head tube Tighten headset
Wobbling wheel
Axle broken Replace axle
Wheel out of true True wheel
Hub cones loose Adjust hub bearings
Headset binding Adjust headset
* Repair of damaged front wheel rim not recommended. Replace wheel rim.
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