Warning
The clutch master cylinder manufacturer advises against servicing of the clutch master cylinder (1) due to the safetycritical nature of this component. Incorrect overhaul of this component could endanger rider safety.
Maintenance operations of the master cylinder are limited to replacing the following parts: control lever, reservoir unit, and master cylinder fasteners.

Loosen the special screw (1) by collecting the seals (2), to release the clutch master cylinder assembly (3) from the clutch control pipe (4).

Undo the fixing screws (v) of the mounting u-bolt (6) and then remove the clutch master cylinder unit (3) from the handlebar.

Refer to the exploded view at the beginning of this section for indications on disassembly and replacement of the master cylinder components.
Hydraulic clutch control
Refitting the clutch master cylinder assemblyOverhaul of the connecting rods
Make the following dimensional checks on the connecting rods:
Clearance with gudgeon pin on assembly.
In the event of excessive wear (sect. 3 - 1.1, Crankshaft), replace the
connecting rod.
The small end bushing must be in good condition and firmly driven into its seat.
Check for para ...
Refitting the front sprocket
Grease the o-ring (16) and install it on the front sprocket spacer (15).
Fit the spacer, from the o-ring side, on the secondary shaft and drive it fully
home against the inner ring of the bearing.
Check that the splines of the gearbox secondary shaft and the sprocket are in
perfect condi ...
Reassembly of the crankcase halves
If removed, apply threadlocker on the screw (36), insert it with the washer
(37) on the crankcase half and tighten it to The torque of 8 nm
(min. 7 Nm - max. 9 Nm) (sect. 3 - 3, Engine torque settings).
If removed, apply threadlocker on the dowel thread (35), tighten it to a
torque of 20 ...