Ducati Diavel Workshop Manual page 78

Maintenance operations
placed on the floor.
Open the bleed valve (4) to allow fluid to escape.
Warning
During the filling operation, always keep the oil level above the MIN mark to prevent the formation of air bubbles in the
circuit.
Allow the fluid to flow from the bleed valve (4) until it changes colour. Retighten the bleed valve (4) and tighten to a
torque of 4 Nm ±10% (Sect. 3 - 3,
Draining the clutch hydraulic circuit
Warning
Clutch fluid will damage painted surfaces if spilled on them. It is also very harmful if it comes into contact with the skin or
with the eyes; In the case of accidental contact, wash the affected area thoroughly with plenty of running water.
Remove the dust cap to expose the bleed valve (4).
Connect a clutch circuit bleeding tool to the clutch transmission unit bleed valve (4).
Note
Follow the manufacturer's instructions when using a commercial clutch bleeding tool.
Remove cover (1) and membrane from the clutch fluid reservoir (2) by loosening the screws (3).
Open the bleed valve and pump with the bleeding tool until no more fluid emerges.
If you do not have a bleeding tool available, attach a length of transparent plastic tubing to the bleed valve (4) and insert
the other end of the tubing in a container of old clutch fluid placed on the floor.
Frame torque settings) and restore the correct level of oil in the tank.