Remove the lever from the shaft but leave it connected to the pedal.
At reassembly, position the gear change lever on the selector shaft as indicated in "Adjusting the position of the gear change pedal" in the "Settings and Adjustments" section.
Before refitting, apply mediumstrength threadlocker to the screw thread (1).
Remove the 2 retaining screws (2) and remove the sprocket cover.
At reassembly, insert the upper edge of the cover under the clutch drive tooth.
Unscrew the 3 screws (3) holding the clutch drive to the engine.
Remove the left-hand side cover and recover the bellows protection.