MV Agusta Brutale 990 R Workshop Manual page 263

Straighten the metal tongue with a flat-head drift and
hammer.
Unscrew the pinion wheel retaining nut.
Slacken the chain (see page 43), bring it forward and
slide it off the pinion wheel.
Effectuate this operation only if the pinion wheel has to
be substituted.
If the pinion wheel and crown wheel assembly have to
be substituted, it is advisable to operate by cutting the
chain (see page 53), to facilitate the operation.
For reassembly, insert the pinion wheel with the chain
already attached.
Insert a new washer on to the threaded cam shaft, tigh-
ten the nut and strongly tighten the prescribed coupling
using an average-strength threadlock fluid.
Hammer the new washer down onto the two opposite
faces of the hexagon.
Chain pinion wheel nut torque pressure:
140 N•m
Recommended thread-locking fluid:
Loctite 243
Suspension and wheels
- 69 -
F
140 N•m