Electrical Schemas - GAS GAS EC450 2009 User Manual

FAULT
17 Shock absorption too hard
18 Shock absorption too soft
19 The bike makes unusual noise
20 Handlebar shakes or excessively
vibrates
CAUSE
- Rear shock badly adjusted
- Front forks low oil.
- Front fork oil viscosity too low.
- Front forks twisted.
- Low tyre pressure.
- Rear shock absorber maladjusted.
- Drive chain incorrectly adjusted.
- Chain worn.
- Rear sprocket worn.
- Chain lubrication insufficient.
- Rear wheel misaligned.
- Oil front fork insufficient.
- Front fork spring weak or broken.
- Brake disk worn.
- Brake pads incorrect position or crystallised.
- Cylinder damage.
- Brackets, nuts, bolts not properly
tightened.
- Tyre worn, swing arm or needle bearing
worn.
- Rim off-centre.
- Rear wheel misaligned.
- Steering shaft play.
- Handlebar bracket loose, steering shaft
bolt loose.
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SOLUTION
- Adjust the rear shock.
- Add oil to the forks as required.
- Empty the fork oil and fill with oil of the recommended
viscosity.
- Change front fork. Go to a specialist workshop.
- Verify tyre pressure.
- Adjust the rear shock.
- Adjust the chain.
- Change the chain, rear sprocket and secondary
transmission pinion.
- Change the rear sprocket.
- Lubricate using a correct chain lubricant.
- Align the rear wheel. Go to a specialist workshop.
- Add oil to the forks as required.
- Replace the front fork spring.
- Replace the brake disk.
- Refit the pads or change them.
- Replace the damaged cylinder.
- Verify and adjust to the correct tightening torques.
- Change worn parts.
- Centre the rim.
- Verify the tension of the wheel spokes. Re-adjust if
necessary.
- Check the distance between steering shafts and adjust if
necessary.
- Tighten the handlebar bracket and the steering shaft bolt
to the correct tightening torques.