Ducati Diavel
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Ducati Diavel Service Manual: Changing the coolant

Warning

This operation must only be carried out when the engine is cold. Attempting to change the coolant with the engine hot could lead to burns from hot coolant or scalding steam.


Place a container under the engine and place the motorcycle on its side stand.

Remove the expansion reservoir filler cap (1).

Changing the coolant


Loosen clip (2), disconnect the hose (3) and drain the coolant inside a container.

Changing the coolant


Loosen the cap (4) of the fluid exhaust hole placed on the pump cover.

Allow the coolant to drain off completely.

Screw plug (4) with a seal again in the fluid drain hole, and recover the new seal (5).

Tighten the plug (4) to a torque of 20 nm (min. 18 Nm - max. 22 Nm) (sect. 3 - 3, Engine torque settings).

Changing the coolant


Refill the circuit by pouring new coolant into the circuit via the remote filler cap (6).

Changing the coolant


Connect the pipe (3) by tightening the clamp (2) to a torque of 1 nm +/-10% (sect. 3 - 3, Frame torque settings).

Changing the coolant


Allow several minutes for the coolant to fill all the internal passages.

Start up the engine and allow the coolant to reach 110 C; run the engine for about 10 minutes.

Stop the engine and allow it to cool down so that all the air is expelled from the cooling circuit.

Warning

Keep your hands, clothing and tools well clear of the radiator fan at all times; this fan starts automatically without warning and could cause serious injury or damage.

Important

Check the cooling circuit for possible leaks.

Top up the coolant through the expansion reservoir filler to bring the level up to the max. Mark.

Tighten the cap (1) of the expansion reservoir.

Changing the coolant


Changing the coolant


Checking the coolant level
To the specified intervals in the "scheduled maintenance chart" (sect. 4 - 2) Check the coolant level contained in the expansion reservoir, on the right side of the vehicle. The coolant level mu ...

Changing the brake fluid
Warning Brake fluid is corrosive and will damage paintwork. Avoid contact with eyes and skin. In the case of accidental contact, wash the affected area thoroughly with plenty of running water. Ch ...

Other materials:

Adjusting the front fork
The front fork used on this motorcycle has rebound, compression and spring preload adjustment. The settings are adjusted using external adjuster screws. To adjust rebound damping (fig. 109); To adjust spring preload (fig. 109); To adjust compression damping (fig. 110). Park the mo ...

Carrying the maximum load allowed
Your motorcycle is designed for travelling over long distances with a full load in complete safety. Even weight distribution is critical to preserving these safety features and avoiding trouble when performing sudden manoeuvres or riding on bumpy roads. Warning Do not exceed the total permi ...

Refitting the gear selector lever
Position the gearbox drum selector fork in the centre of the gear rollers. Position the gear selector lever (21) together with control shaft, spring and plate into the chain-side crankcase half. Insert the screws (18) and (20) with the spacer (19). Temporarily fit gear change lever (or a ...

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