Ducati Diavel ABS 2012 Owner's Manual page 183

Slide out the battery (8, fig. 152) from its housing and,
always starting from the negative terminal (-), loosen
the screws (9, fig. 152).
Remove the positive cable (10, fig. 152), the ABS
positive cable (11, fig. 152) from the positive terminal
and the negative cable (12, fig. 152) from the
negative terminal.
Warning
The battery produces explosive gases: keep it
away from heat sources.
Warning
Keep the battery out of the reach of children.
Charge the battery at 0.9 A for 5 -10 hours.
Charge the battery in a ventilated room.
Connect the battery charger leads to the battery
terminals: the red one to the positive terminal (+), the
black one to the negative terminal (-).
Important
Make sure the charger is off when you connect
the battery to it, or you might get sparks at the
battery terminals that could ignite the gases inside
the cells.
Always connect the red positive (+) terminal first.
9
8
12
10 11
fig. 152
181