Brakes Overheating; Excessive Steering Play; Noisy Suspension; Heavy Steering - PIAGGIO 2005 XEVO 400ie Workshop Manual

XEVO 400ie
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
Malfunctions 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
BRAKES OVERHEATING
Check the brake disc screws are locked; use a dial gauge and
a wheel mounted on the vehicle to measure the axial deviation
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
scooter.
Operation
Check calliper and replace any damaged part.
of 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.
Troubleshooting
TROUBL - 33