JTG JT280 2012 User Manual page 89

Handlebar vibration
Brakes working badly
Fusing bulbs
- Oil with excessively low density.
- Rear shock absorber badly adjusted.
- Worn tyre, swinging arm or bearings
worn.
- Rim out of true.
- Badly aligned wheel.
- Steering shafts, handlebar supports or
fasteners with play.
- Pads worn
- Discs worn.
- Loss of brake fluid.
- Brake fluid in bad state.
- Master cylinder piston worn.
- System badly adjusted.
- Voltage regulator problems.
- Replace oil with correct density.
- Adjust rear shock absorber.
- 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.
- 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.
- Check connections. Check voltage
regulator and fuses.
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