Gear Control; Gear Interlock Plunger; Shift Drum - MV Agusta Brutale 990 R Service Manual

Gear control

If necessary, disassemble the gear command group
following the order shown in the figure.
Place the various components in an orderly way so as
to facilitate reassembling.
Check each component for wear of irregular traces on
its surface.
Carefully check the following components.

Gear interlock plunger

D
Make sure that the wheel rotates freely and does not
have excessive clearance

Shift drum

Check the shift drum: no signs of wear on the grooves
are allowed.
Fork pin-groove clearance for new parts: 0,15÷0,35 mm
Wear limit: 0,65 mm.
Groove width of a new drum: 7,05÷7,15 mm
Wear limit: 7,35 mm.
The new fork pin diameter is equal to 6,8÷6,9 mm
Wear limit: 6,7 mm.
Verify the working clearance between the fork pin and
the shift drum groove, measuring the dimensions with a
gauge.
If the value exceeds the service limits, compare the
standard value to choose the parts to be replaced.
Verify the gear locker pawl free movement.
Reassemble the various parts by acting in the opposite
way.
Degrease accurately and apply MEDIUM
THREAD BLOCKER to all the screws, before
reassembly. Lock all the screws at a 8 Nm
torque but the screw 1, needing a 25 Nm
torque.
ENGINE BLOCK
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