Before removing the front forks, it is first necessary to remove the
following parts: 
Loosen the clamp screws (1) holding the fork legs to the steering head (3).
Loosen the clamp screws (2) and (26) securing the fork legs to the bottom yoke (4).
Withdraw the fork legs (5) and (6) downwards in order to carry out to all the necessary overhaul operations.

Steering head: front fork
Overhauling the front forksRefitting the timing belts
Rotate the pulleys on the timing belt driveshaft until the timing mark on the
outer roller is aligned with the mark on the
clutch-side crankcase cover.
In this condition, the horizontal cylinder piston will be at top dead centre.
Install in the alternator cover seat the tool code 88713.20 ...
Removal 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 ...
Testing the battery charging system
Note
The on-screen icons used during this procedure are explained in a table at
the end of this section.
You can determine the engine rpm required for generator to produce just
enough current to charge battery, feed the
injection ignition system and all electric items fitted to motorcycle. Wh ...