Unstable Steering - Yamaha TT600R Service Manual

UNSTABLE STEERING

Handlebar
Steering
Front fork
Tyres
Wheels
Frame
Rear arm
Rear shock absorber
Drive chain
UNSTABLE STEERING
PROBABLE CAUSES
•
Assembled crooked or incorrectly
•
Handlebar crown assembled incorrectly
•
Lower bracket crooked
•
Lower steering column installed incorrectly
(threaded ring nuts not tightened correctly)
•
Bearing or bearing tracks damaged
•
Oil level not the same in both tubes
•
Spring broken
•
Front fork crooked
•
Tyre pressure incorrect for type of road
•
Tyre pressure incorrect
•
Tyres worn non-uniformly
•
Wheels balanced incorrectly
•
Wheel deformed
•
Bearing loose
•
Wheel axle deformed or loose
•
Wheels excessively off-centre
•
Deformed
•
Head tube damaged
•
Ball track installed incorrectly
•
Bushes or bearings consumed
•
Deformed or damaged
•
Spring yielded
•
Spring preloaded
•
Oil leak
•
Chain set incorrectly
8-7
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TRBL
SHTG