Place the shaft in a vice in such a way as to facilitate the disassembly operations.
Important
Take care not to invert the positions of the shims on reassembly: this would potentially lead to jamming when using the gear selector control, making it necessary to reopen the engine crankcase.
Disassembly of the gearbox secondary shaft
Remove the chain-side shim washer (26) and clutch-side shim washer (15) from the secondary shaft.

Withdraw the first speed driven gear (18) with the roller cage (17) and the shim (19).



Remove the fifth speed driven gear (20).

Use two flat blade screwdrivers to remove the circlip (7) taking care not to damage the shaft surface.
Remove the circlip (7) and the splined washer (6).


Withdraw the fourth speed driven gear (21) with the roller cage (4) and splined washer (12).
Remove the


Remove the third speed driven gear (22) with the roller cage (4) and the splined washer (6).


Remove the circlip (7) and remove the sixth speed driven gear (23).
Remove


Remove the circlip (7) and withdraw the splined washer (6) and the second speed driven gear (24).



Withdraw the roller cage (4) and the shim (3). All the components have thus been removed from gearbox secondary shaft (25).


Disassembly of the gearbox primary shaft
Remove the chain-side shim washer (11) and the clutch-side shim washer (1) from the primary shaft.

Remove the second speed driving gear (10). Use two screwdrivers to prise out the circlip (7) and the splined washer (6).
Important
Take care to avoid damaging the surface of the shaft while removing circlip (7).



Remove the sixth speed driving gear (9) with its roller cage (4). Remove the splined washer (6) and the circlip (7).



Withdraw the third and fourth speed driving gear (8).

Remove the circlip (7) and the splined washer (6).


Remove the fifth speed driving gear (5) with the roller cage (4).


Slide the shim (3) off the primary shaft (2).

Removal of the gearbox assembly
Overhaul of the gearboxRemoval of the water pump
Note
For clarity, the figures show the engine removed from the frame.
Loosen and remove the water pump cover (12) fixing screws (13) to the
generator cover (16).
Remove the water pump cover (12).
Clean the pump housing of any scale. Check the bearings wear by turning the
impeller s ...
Refitting the number plate holder
Place the number plate light (5), as indicated, on the number plate holder
plate (8) and tighten the screws (7) to a torque
of 2 nm +/- 10% (sect. 3 - 3, Frame torque settings).
Thread the number plate light wiring (c) into the opening in the number plate
holder plate as shown.
Fit ...
Abs diagnosis
Note
The on-screen icons used during this procedure are explained in a table at
the end of this section.
If the abs system is not working correctly, system diagnosis is possible
through the dds diagnosis instrument.
Turn on the dds diagnosis instrument (1) referring to the paragraph "tester ...