89OWNER’S MANUAL
TROUBLESHOOTING CHART
PROBLEM POSSIBLE CAUSE REMEDY
Gear shifts faulty
Derailleur cables sticking stretched /
damaged
Lubricate / tighten / replace cables
Front or rear derailleur not adjusted
properly
Adjust derailleurs
Indexed shifting not adjusted properly Adjust indexing
Slipping chain
Excessively worn / chipped chainring or
freewheel
Replace chainring, sprockets and chain
Chain worn / stretched Replace chain
Stiff link in chain Lubricate or replace link
Non compatible chain / chainring /
freewheel
Seek advice at a bicycle shop