Ducati Diavel Service Manual: Removing 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 opening rocker arms (3).
Using the claw of the rocker arm spring tensioning kit 88713.2069 Installed between the spring and the inner wall of the cylinder head, move the straight end of the rocker arm return spring (19) and (18) and insert it in the drilled shaft.
Use the shaft to slide the end of the spring into its final position.
Using an m6 screw, withdraw the shafts (1) of the closing rocker arms on the exhaust and intake sides.
Remove the closing rocker arms (4) and (16), the springs (18) and (19) with the spacers (17).
Carry out the same operation to remove the closing rocker arms (4) and (16), the springs (24) and (25) with the spacers (23).
Remove the sealing rings (8) from the ends of the valve guides.
Repeat the same procedure for the other cylinder head.
Removing the valves
Raise the rocker arm (3) and remove the opening shim (5) from the valves with
a pair of pliers.
Push down the closing rocker arms (16) and (4) and the closing shim (7).
Remove the half r ...
Overhaul of cylinder head components
Cylinder heads
Remove any carbon deposits from the combustion chamber and its ducts.
Remove any scale from the coolant ducts.
Check for cracking and inspect the sealing surfaces for scoring, ri ...
Other materials:
Tips on how to select the sensitivity level
Warning
The 8 level settings of the dtc were calibrated using tyres of the
same make, model and size as those originally fitted to
the motorcycle.
The use of tyres of different size to the original tyres may alter the operating
characteristics of the system.
In the case of minor differen ...
Riding mode set indication
This function indicates the "riding style" set for the vehicle.
Three "riding modes" are available: sport, touring and urban.
Each riding mode can be changed using the "riding mode" function.
Note
The background of the riding mode (sport, touring or urban) is blue (1) if
currently set ridi ...
Overhaul of the cylinder barrel/piston components
Overhauling the cylinder
Check that the walls of the cylinder bore are perfectly smooth. Measure the
cylinder bore diameter at 50 mm from the top
face and determine the size class to which it belongs in accordance with the
values specified in sect. 3 -
1.1Cylinder/piston. Repeat measurement o ...