Noisy Suspension - PIAGGIO MP3 500 i.e. SPORT Service Station Manual

MP3 500 i.e. SPORT Business_LT_ ABS-ASR_EU_USA (2015)
Troubleshooting
Possible Cause
Brake disc slack or distorted
Brakes overheating
Possible Cause
Defective plunger sliding
Brake disc slack or distorted
Clogged compensation holes on the pump
Swollen or stuck rubber gaskets
Steering and suspensions
Heavy steering
Possible Cause
Steering hardening
Excessive steering play
Possible Cause
Torque not conforming

Noisy suspension

Possible Cause
Faults in the suspension system
Check the brake disc screws are locked; measure the axial shift
of the disc with a dial gauge and with wheel mounted on the
BRAKE OVERHEAT
Check the brake disc screws are locked; use a dial gauge and
a wheel mounted on the vehicle to measure the axial shift of
STEERING HARDENING
Check the tightening of the top and bottom ring nuts. If irregu-
larities continue in turning the steering even after making the
above adjustments, check the seats in which the ball bearings
rotate: replace them if they are recessed or if the balls are flat-
EXCESSIVE STEERING CLEARANCE
Check the tightening of the top and bottom ring nuts. If irregu-
larities continue in turning the steering even after making the
above adjustments, check the seats in which the ball bearings
rotate: replace them if they are recessed or if the balls are flat-
NOISY SUSPENSION
If the front suspension is noisy, check: the efficiency of the front
shock absorber; the condition of the ball bearings and relevant
lock-nuts, the limit switch rubber buffers; and the movement
wheel hub, the brake calliper, the shock absorber disc in the
Operation
vehicle.
Operation
Check calliper and replace any damaged part.
the disc.
Clean carefully and blast with compressed air.
Replace gaskets.
Operation
tened.
Operation
tened.
Operation
bushings. In conclusion, check the tightening torque of the
attachment to the hub and the steering tube.
TROUBL - 55