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TROUBLESHOOTING
Gears/Chain:
Problem
Gear shi s not working
properly.
Slipping chain.
Chain jumping off
freewheel sprocket or
chain ring
Component
• Derailleur cables sticking or
stretched or damaged.
• Front or rear derailleur not
adjusted properly.
• Indexed shi ing not adjusted
properly
• Excessively worn/chipped
chain ring or freewheel
sprocket teeth.
• Chain worn/stretched.
• Stiff link in chain.
• Non-compatible chain,
chain ring or freewheel.
• Chain ring out of true.
• Chain ring loose.
• Chain ring teeth bent or
broken.
• Rear or front derailleur side-
to-side travel out of
adjustment.
Lubricant
• Lubricated, tighten, or replace
cables.
• Adjust derailleurs.
• Adjust indexing.
• Replace chain ring, sprockets
and chain.
• Replace chain.
• Lubricate or replace link.
• Seek advice at bicycle shop.
• Re-align if possible or replace.
• Tighten mounting bolts.
• Repair or replace chain ring
/set.
• Adjust derailleur travel.
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