Mercedes-Benz GLE Coupe Operator's Manual page 216

Towing a trailer
214
corresponding spring cotter, the trailer may
come loose. There is a risk of an accident.
Always install and secure the ball coupling as
described. Before every journey, ensure that
the ball coupling is secured with the bolt and
the corresponding spring cotter.
G
WARNING
If the ball coupling is not installed and secured
correctly the trailer may come loose. There is
a risk of an accident.
Install and secure the ball coupling as descri-
bed in the ball coupling installation instruc-
tions. Make sure that the ball coupling is
installed and secured correctly before every
journey.
Pull protective cap : in the direction of the
X
arrow, out of the ball coupling recess.
Stow protective cap : so that it cannot be
X
thrown around.
Observe the loading guidelines (
and the safety notes regarding stowage
spaces ( page 279).
Y
Insert the ball coupling horizontally into ball
X
coupling recess ; in the direction of the
arrow until the holes in ball coupling = are in
line with the holes in ball coupling recess ?.
page 278)
Y
Slide bolt A into the hole in the ball coupling
X
recess and the ball coupling to the stop.