Noisy Suspension - VESPA GTV 125 Service Station Manual

Vespa GTV 125
Heavy steering
Possible Cause
Steering hardening
Excessive steering play
Possible Cause
Torque not conforming

Noisy suspension

Possible Cause
Malfunctions in the suspension system
Suspension oil leakage
Possible Cause
Seal fault or breakage
STEERING HARDENING
nuts. If irregularities continue in turning the steer-
check the seats in which the ball bearings rotate:
if they are recessed or if the balls are squashed,
EXCESSIVE STEERING CLEARANCE
nuts. If irregularities continue in turning the steer-
check the seats in which the ball bearings rotate:
if they are recessed or if the balls are squashed,
NOISY SUSPENSION
If the front suspension is noisy, check: the efficien-
the ball bearings and relevant lock-nuts, the limit
switch rubber buffers and the movement bushings.
In conclusion, check the tightening torque of the
wheel hub, the brake calliper, the shock absorber
disk in the attachment to the hub and the steering
OIL LEAKAGE FROM SUSPENSION
Replace the shock absorber Check the condition
Operation
Check the tightening of the top and bottom ring
ing even after making the above adjustments,
replace them.
Operation
Check the tightening of the top and bottom ring
ing even after making the above adjustments,
replace them.
Operation
cy of the front shock absorbers; the condition of
tube.
Operation
of wear of the steering covers and the adjust-
ments.
Troubleshooting
TROUBL - 7