Use a gauge to measure the clearance between fork pin and the slot on the selector drum.
If the service limit is exceeded, determine which part must be replaced by comparing these dimensions with those of new components (sect. 3 - 1.1, Gearbox).
Also check the wear on the drum support pins; these must not show any signs of scoring, burrs, or deformation.
Turn the drum in the crankcase to establish the extent of radial play. If play is excessive, change whichever part is most worn.


Inspection of the gear selector forks
Reassembly of the gearbox shaftsRemoving the valve rocker arms
With the cylinder head in the condition described in the previous paragraph,
remove the rocker arms.
Unscrew the eight plugs (12) and recover the seals (15).
Using an m6 screw, withdraw the shafts (2) of the opening rocker arms (3) on
the exhaust and intake sides.
Remove the openi ...
Anti-pollution system and auto-adaptive strategy
Efficacy of the catalytic converter and oxygen sensors
To comply with current emissions legislation, the diavel is equipped with a
trivalent catalytic converter, which oxidises co
(carbon monoxide) and hc (unburnt hydrocarbons) and reduces nox (nitrogen
oxides).
The image shows the exhaus ...
Frame inspection
Frame
Rh subframe
Lh subframe
Grub screw
Nut
Special screw
Rubber pad
Nut
Special screw
Screw
Left-hand bracket
Hose clip
Hose clip
Right-hand bracket
Special screw
Cover
Handgrab
Slider
Reflector (rear)
Splashguard
Pin
Clip nut
Tool tray
Screw
...