Maserati Levante Owner's Manual page 314

Driving
If the locking mechanism of the trailer
tongue is NOT preloaded before the
installation, or in the locked position,
it must be preloaded.
The locked position
identified by the green mark of the
5
knob coinciding with the green mark
on the bar of the trailer tongue and by
the knob resting on the bar.
Should it be necessary to preload the
locking mechanism, proceed as
follows:
312
• remove the cap from the lock and
insert the supplied key;
• turn key clockwise until it stops, until
it stops;
• extract the knob following the
direction of arrow (1);
• turn the knob clockwise (2), until it
stops. The locking mechanism
remains preloaded even when the
knob is released.
can be
At this point the trailer tongue with
locking mechanism preloaded is ready
to be inserted in the seat on the cross
member of the car.
• Aim trailer tongue so that
delta-shaped inserts on tongue
parallel side are aligned with the
corresponding slots on seat bottom
edge, on cross member.
• Push the trailer tongue upwards: the
preloaded mechanism locks it
automatically in place.
WARNING!
To prevent injury to limbs, keep hands
away from the knob when inserting
the trailer tongue in the seat on the
cross member of the car.
Using the supplied key, lock the
mechanism .
• Turn key counter clockwise until it
stops and remove it.
• Fit the protection cap on the lock.