Schwinn none Motorcycle Accessories User Manual


 
88
Problem
Gear shifts not working properly
Slipping chain
Chain jumping off freewheel
sprocket or chainring
Constant clicking noises when
pedaling
Grinding noise when pedaling
Possible Cause
- Derailleur cables
sticking/stretched/damaged
-Front or rear derailleur not adjusted
properly
- Indexed shifting not adjusted properly
- Excessively worn/chipped chainring
or freewheel sprocket teeth
- Chain worn/stretched
- Stiff link in chain
- Non compatible chain/chainring/
freewheel
- Chainring out of true
- Chainring loose
- Chainring teeth bent or broken
- Rear or front derailleur side-to-side
travel out of adjustment
- Stiff chain link
- Loose pedal axle/bearings
- Loose bottom bracket axle/bearings
- Bent bottom bracket or pedal axle
- Loose crankset
- Pedal bearings too tight
- Bottom bracket bearings too tight
- Chain fouling derailleurs
- Derailleur jockey wheels
dirty/binding
Remedy
- Lubricate/tighten/replace cables
-Adjust derailleurs
-Adjust indexing
-Replace chainring, sprockets and
chain
- Replace chain
- Lubricate or replace link
-Seek advice at a bicycle shop
- Re-true if possible, or replace
-Tighten mounting bolts
- Repair or replace chainring/set
- Adjust derailleur travel
- Lubricate chain / Adjust chain link
-Adjust bearings/axle nut
- Adjust bottom bracket
- Replace bottom bracket axle or
pedals
-Tighten crank bolts
- Adjust bearings
- Adjust bearings
- Adjust chain line
-Clean and lubricate jockey wheels