Brakes Overheating - PIAGGIO X7 250ie Service Station Manual

Troubleshooting
Insufficient braking
Fluid leakage in hydraulic braking system

Brakes overheating

Clogged compensation holes on the pump
Re-inflated or glued rubber gaskets
Steering and suspensions
Heavy steering
Excessive steering play
TROUBL - 4
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INEFFICIENT BRAKING SYSTEM
Possible Cause
Inefficient braking system
Brake disc slack or distorted
BRAKES OVERHEATING
Possible Cause
Defective sliding of pistons
Brake disc slack or distorted
STEERING HARDENING
Possible Cause
Steering hardening
EXCESSIVE STEERING CLEARANCE
Possible Cause
Torque not conforming
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Operation
Check the pad wear (1.5 min). Check that the
brake discs are not worn, scored or warped. Check
the correct level of fluid in the pumps and replace
brake fluid if necessary. Check there is no air in
the circuits; if necessary, bleed the air. Check that
the front brake calliper moves in axis with the disc.
Failing elastic fittings, plunger or brake pump
seals, replace
Check the brake disc screws are locked; measure
the axial shift of the disc with a dial gauge and with
wheel mounted on the scooter.
Operation
Replace the calliper.
Check the brake disc screws are locked; use a dial
gauge and a wheel mounted on the vehicle to
measure the axial shift of the disc.
Clean carefully and blast with compressed air
Replace the calliper.
Operation
Check the tightening of the top and bottom ring
nuts. If irregularities continue in turning the steer-
ing even after making the above adjustments,
check the rotation seats and the steering fifth
wheels.
Operation
Check the tightening of the top and bottom ring
nuts. If irregularities continue in turning the steer-
ing even after making the above adjustments,
check the rotation seats and the steering fifth
wheels.
X7 250ie