Ducati Monster 796 Workshop Manual page 168

Battery charging system
Remove the tank covers (Sect. 5 - 2, Removal of the fuel tank fairings).
Remove the fuel tank (Sect. 8 - 2, Refitting the fuel tank).
Remove the terminal protection caps and undo the screws (1) starting always from the negative terminal (-).
Remove the positive cable (2) and the ABS positive cable (3) from the positive terminal and the negative cable (4) from
the negative terminal in the ABS version.
Release the elastic strap (6) and remove the battery (7) by sliding it upward.
Refitting the battery
Install the battery (7) on the battery support, connect the positive cable (2) and the ABS positive cable (3) to the positive
terminal and the negative cable (4) to the battery negative terminal in the ABS version, starting always from the positive
one (+) and start the screws (1) in their threads.
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Tighten the terminal clamp screws (1) to a torque of 10 Nm 10% (Sect. 3 - 3, Frame torque settings) and apply grease
onto the battery terminals to prevent oxidation.
Fit the protective caps to the battery terminals.