12. The Front Wheel, Front Brake,
12-3
126
NIKOTA USA: PANTERRA SCOOTER SERVICE MANUAL
CHAPTER 12: THE FRONT WHEEL, FRONT BRAKE,
FRONT BUFFER AND THE FRONT FORK
Front Buffer and the Front Fork
Diagnosis
•The steering lever is too heavy
•The top race of the lever is too tight.
•The ball is broken in the steering
mechanism.
•Low tire pressure.
The steering lever is uneven
•The right and left shocks are uneven.
•The front fork is crooked.
•The front axle is bent.
Poor brake function
•Improper brake adjustment.
•Worn brake lining.
•Dirty brake lining.
•Worn camshaft of the brake lining.
•The brake hub is worn.
•Loose brake actuator arm.
Bad brake function (disk brake)
•Air is entering the brake system.
•Brake fluid is deteriorated.
•Dirty and failed brake disk liner and/or
brake disk.
•Worn brake pads.
•The oil seal and the piston are worn
(of the main cylinder).
•Clogged brake fluid passage.
•Deformed brake disk.
•One side of the brake caliper is worn.
The front wheel wobbles
•Deformed rim.
•Bearing of the front wheel is getting
slack.
•Deformed wheel rib.
•Uneven tire mounting or wear.
•Loose axle.
The front shock is too weak
•Spring is soft, worn or broken.
•Low oil level in fork.
The front shock is producing
abnormal noise
•Fork is misaligned.
•Bolt of the front fork is getting loose.
•Low oil level in fork.
Spanner wrench
Outer race puller 28x30mm
Compressor for the shock
absorber
Withdrawal tool for the ball bowl
Pliers for the inner retainer ring
Drive bar
Outer race driver 37x40mm
Dismantling lever 10mm
Bearing puller
Bearing puller bar 10mm
Spring compressor
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