Ducati MONSTER 821 Workshop Manual page 917

Locate the cover (7) (or (20)) on the cylinder head, aligning it with the four fixing holes.
Start the special screws (5) and screw (19), after positioning the relevant O-Rings (6).
Working on vertical head cover, tighten screws (5) and special screw (19) to a torque of 10 Nm (Min. 9 Nm
- Max. 11 Nm), respecting the indicated sequence.
Working on horizontal head cover, the four cover screws are all alike and of type (5); tighten them to a
torque of 10 Nm (Min. 9 Nm - Max. 11 Nm), respecting the indicated sequence.
Remove excessive sealant from the area of application.
Repeat the same procedure for the other cylinder head.
If screw (22) has been removed, upon refitting, position washer (23) and apply the indicated threadlocker
on the screw, then tighten it to 8 Nm (Min. 7 Nm - Max. 9 Nm).
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