Vespa GTS Super 300 ie - Service manual > Rear/Front brake calliper

Rear brake calliper

Braking System

N.B.

IF IT IS NECESSARY TO REPLACE OR SERVICE THE BRAKE CALLIPER, BEFORE REMOVING THE FITTINGS FIXING THE CALLIPER TO THE SUPPORT BRACKET, FIRST LOOSEN THE OIL HOSE FITTING AFTER HAVING EMPTIED THE SYSTEM OF THE CIRCUIT BEING EXAMINED.

Overhaul

Braking System

N.B.

WHEN REMOVING THE O-RINGS, BE CAREFUL NOT TO SCRATCH THE HALF CALLIPER SEATS

Braking System

Braking System

Locking torques (N*m)
Calliper coupling screw 30 ÷ 33 Nm

Refitting

Locking torques (N*m)
Calliper fixing screw 24 ÷ 27

CAUTION

ONCE REFITTING IS FINISHED, BLEED THE SYSTEM.

CAUTION

ALWAYS USE NEW COPPER WASHERS.

Locking torques (N*m)
Screw fixing the oil connection to the calliper 19 ÷ 24

Front brake calliper

Removal

N.B.

WHEN A PROCEDURE IS PLANNED INCLUDING THE SERVICE OR REPLACEMENT OF THE CALLIPER, FIRST LOOSEN THE FITTING CONNECTING THE PIPE TO THE BRAKE CALLIPER

Braking System

Overhaul

Braking System

Proceed as follows:

1) remove the two male hexagonal screws (1) and take out the two pads (10);

2) remove the two male hexagonal screws (2) and remove the reaction plate (3);

3) take out the fixed plate (4) from the guide;

4) remove the internal elements from the floating body (5) with the help of short blows of compressed air through the brake fluid pipe in order to facilitate the expulsion of pistons (6).

5) Check:

CAUTION

ALL THE INTERNAL COMPONENTS MUST BE REPLACED EVERY TIME THE CALLIPER IS SERVICED.

The brake pad check spring

  1. pad fixing screws
  2. reaction plate fixing screws
  3. reaction plate
  4. fixed plate
  5. floating body
  6. piston
  7. piston sealing rings
  8. guide protection rubbers
  9. brake pad check spring
  10. pads

Refitting

Insert the following on the front brake body:

Braking System

CAUTION

ALWAYS USE NEW COPPER WASHERS.

Locking torques (N*m)
Screws fixing the front calliper to the support: 24 ÷ 27 Screw fixing the oil connection to the calliper 19 ÷ 24

See also:

 Vespa GTS Super 300 ie - Service manual > Braking System

 Vespa GTS Super 300 ie - Service manual > Rear/Front brake disc

Rear brake disc Removal Remove the rear brake calliper. Remove the brake disc and the hub from the wheel axle To remove the brake disc from the hub, hold the unit firmly with a vice and operate on the 5 fixing screws indicated in the photograph

Maxi Scooters: