Apollo Radius User Manual

Page 69

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Problem

Possible Reason

Possible Solution

Grinding noise when

pedalling

Pedal bearings too tight

Bottom bracket bearings too

tight

Chain fouling derailleurs

Derailleur jockey wheels

dirty/binding

Adjust bearings

Adjust chain line

Clean and oil jockey wheels

Chain jumping off

Chainring out of true

Re-true if possible, or replace

chainwheel sprocket

Chainring loose

Secure mounting bolts

or chainring

Chainring teeth bent or

broken

Repair or replace chainring/

set

Rear to front derailleur

side-to-side travel out of

adjustment

Alter derailleur travel

Freewheel does not

freewheel

Freewheel internal pawl pins

are jammed

Lubricate. If problem

persists, replace freewheel

Incorrect gear shifting

Derailleur cables sticking/

stretched/damaged

Lubricate/tighten/replace

cables

Front or rear derailleur not

adjusted properly

Alter derailleurs

Indexed shifting not adjusted

properly

Alter indexing

Steering not accurate

Wheels not aligned in frame

Headset loose or binding

Front forks or frame bent

Align wheels correctly
Adjust/secure headset

Consult bicycle mechanic for

frame realignment

Knocking from rear end of

Broken suspension mount

repair/replace frame

suspension model

Worn suspension bushing

Replace worn components

Suspension dampers binding Loss of internal fluid

Internal rust

Damaged internal parts

Lubricate as necessary
Disassemble damper and

replace affected parts

Consult professional bicycle

mechanic

Updated 23/05/07

RAOM0507 Apollo Bicycle Company Pty. Ltd. ABN: 60 001 914 469