Front Brake Pump - PIAGGIO X8 125 Workshop Manual

Braking system
DISC. IN THIS CASE; CAREFULLY CLEAN THE CALLIPER
AND DEGREASE THE BRAKE DISC.
Specific tooling
020329Y MityVac vacuum-operated pump
Locking torques (N*m)
Oil bleed screw
8 ÷ 12

Front brake pump

Removal
1) remove the front and rear handlebar covers;
2) placing a suitable container to catch the oil, dis-
connect the oil pipe from the calliper and work the
brake lever until no more oil comes out;
3) disconnect the oil pipe from the pump then un-
screw the two u-bolt clamping screws and remove
the pump.
- On refitting, tighten up the fitting to the specified
torque and bleed the system.
Locking torques (N*m)
Brake fluid pump-hose fitting
Overhaul
1) Remove the brake lever by loosening the fixing screw;
open the cover (2) and take out the diaphragm (3);
2) Remove the cap and unscrew the internal parts in the specified order;
3) Check that:
- The body of the pump shows no signs of internal damage or corrosion;
- The piston shows no sign of damage or abnormal wear;
- The piston return spring is in good condition.
Refitting
Reinstall the individual parts in the reverse order to the removal, paying attention to the correct posi-
tioning of the rubber parts in order to ensure leak tightness.
1. Tank cover screw
2. Tank cover
3. Diaphragm
4. Bellows
5. Seal ring
BRAK SYS - 212
16 ÷ 20
X8 125-200