JTG JT250 2012, User Manual, Page: 89 / 222

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- Oil with excessively low density.
- Rear shock absorber badly adjusted. - Replace oil with correct density.
- Adjust rear shock absorber.
Handlebar vibration - Worn tyre, swinging arm or bearings
worn.
- Rim out of true.
- Badly aligned wheel.
- Steering shafts, handlebar supports or
fasteners with play. - Take bike to a specialised workshop.
- Take bike to a specialised workshop.
- Take bike to a specialised workshop.
- Tighten nuts and fasteners to
specified torque.
Brakes working badly - Pads worn
- Discs worn.
- Loss of brake fluid.
- Brake fluid in bad state.
- Master cylinder piston worn.
- System badly adjusted. - Change pads
-Change discs.
- Check circuits. Replace leaking parts
and top up fluid to the correct level.
- Remove brake fluid circuit and replace
with fresh fluid of the right type.
- Replace master cylinder piston.
- Adjust brakes.
Fusing bulbs - Voltage regulator problems. - Check connections. Check voltage
regulator and fuses.