Check the engine oil level through the sight glass (1) on the right-hand side of the oil sump.
Stop the engine and allow a few minutes for the oil to settle to a steady level.
Oil level must be checked with the vehicle perfectly upright and the engine cold.
The oil must be between the min and max. Marks. If the level is low, top it up.
Remove the filler cap (2) and top up with the recommended oil.
Refit the filler plug (2).

Maintenance operations
Changing the engine oil and filter cartridgeRenewal of the cooling fan
Loosen the electro-fan retaining screws (15) and (17) and remove the
electro-fan (18) from the radiator.
Carry out the same procedure for the other radiator's electro-fan.
On refitting, position the coolant radiator fan (18) as shown on the fan support
(16), so that the three fan holes mat ...
Refitting the filler cap
Position seal (18) in tank cap (10) as shown and reassemble following the
removal procedure in the reverse sequence.
In particular tighten the screws (17) to a torque of 3 nm +/- 10% (sect. 3 - 3,
Frame torque settings).
...
Clutch lever
Lever (1) disengages the clutch. It features a dial adjuster (2)
for lever distance from the twistgrip on handlebar.
The lever distance can be adjusted through 10 clicks of the
dial (2). Turn clockwise to increase lever distance from the
twistgrip. Turn the adjuster counter clockwise to decrea ...