Important
The brake manufacturer advises against any servicing of the internal components of brake callipers or the master cylinder.
Incorrect overhaul of these critical safety components can endanger rider and passenger safety.
Before removing the parts in question, you must first carry out the following operations:

note
For the abs front braking system, also refer to sect. 7 - 5, Abs system operating information, sect. 7 - 6, System components, sect. 7 - 7, Abs components maintenance.
Unscrew and remove the special screw (22) fixing the pipes (33) to the rear brake calliper and the corresponding couplings (23).
Remove tube (33).
Undo the two fixing screws (12) of the rear brake calliper (15) to the calliper holder bracket and remove the brake calliper (15).
If it is necessary to remove the calliper holder bracket (a) refer to sec. 7 - 13, Removal of the rear wheel eccentric hub and rear wheel shaft.
Note
To replace the brake pads follow instructions in the paragraph "checking brake pad wear and changing brake pads" (sec. 4 - 3).
To remove the speed sensor (1), undo the retaining screw (2), having care not to damage the airgap spacer (8) and the washer (32).

Only the following parts should be renewed:
Refer to the exploded view at the beginning of this section for indications on renewal of the above components.
Refitting the rear brake control
Removal of the rear brake discReplacing the high and low beam bulbs
Before replacing a burnt-out bulb, make sure that the new
bulb complies with the voltage and wattage specified in the
"wiring diagram", page 179. Always test the new bulb
before refitting any parts you have removed.
Fig. 150 Shows the locations of the low beam bulbs (lo), high
beam ...
Swingarm
Swingarm pivot
Washer
Special screw
Bush
Sealing ring
Roller bearing
Special screw
Rear swingarm
Spacer
Bearing
Spacer
Spacer
Hose clip
Pin
Chain slider (lower)
Washer
O-ring
Calliper mounting bracket
Circlip
Spacer
Inner ring
Hub
Cable grommet
Ch ...
Parking
Park the stopped motorcycle on the side stand.
Turn the handle completely to the left or right.
If this operation is performed within 60 seconds after the
engine stop, the message "waiting for lock" (fig. 120) Will
appear on the display of the instrument panel for approx.
5 Seco ...