Instructions / Assembly

92
DETAILED MAINTENANCE
Problem Possible Cause Remedy
Gear shifts not working properly - 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 sprocket teeth
- 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
Chain jumping off freewheel sprocket or
chainring
- Chainring out of true - Re-true if possible, or replace
- Chainring loose - Tighten mounting bolts
- Chainring teeth bent or broken - Repair or replace chainring/set
- Rear or front derailleur side-to-side
travel out of adjustment
- Adjust derailleur travel
Contatnt clicking noises when pedaling - Stiff chain link - Lubricate chain/Adjust chain link
- Loose pedal axle/bearings - Adjust bearings/axle nut
- Bent bottom bracket or pedal axle - Replace bottom bracket axle or pedals
- Loose crankset - Tighten crank bolts
Grinding noice when pedaling - Pedal bearings too tight - Adjust bearings
- Bottom bracket too tight - Adjust bearings
- Chain fouling derailleurs - Adjust chain line
- Derailleur jockey wheels dirty/binding - Clean and lubricate jockey wheels