Mercedes-Benz GL-Class 2015 - Manual (Page 385)

! Please note the care instructions in the
trailer coupling manufacturer's operating
instructions.
The ball coupling must be cleaned if it
becomes dirty or corroded.
X Remove rust on the ball of the ball coupling,
e.g. with a wire brush.
X
Remove dirt with a clean, lint-free cloth or a
brush.
X After cleaning, lightly oil or grease ball cou-
pling :.
X
Check that the vehicle's trailer tow hitch is
working properly.
i You can also have the maintenance work
on the ball coupling and the trailer tow hitch
carried out by a qualified specialist work-
shop.
Interior care
Cleaning the display
!
For cleaning, do not use any of the fol-
lowing:
R
alcohol-based thinner or gasoline
R
abrasive cleaning agents
R commercially-available household clean-
ing agents
These may damage the display surface. Do
not put pressure on the display surface
when cleaning. This could lead to irrepara-
ble damage to the display.
X Before cleaning the display, make sure that
it is switched off and has cooled down.
X
Clean the display surface using a commer-
cially available microfiber cloth and
TFT/LCD display cleaner.
X
Dry the display surface using a dry micro-
fiber cloth.
Cleaning Night View Assist Plus
!
Never clean the camera lens. When clean-
ing the field of vision of the driving systems,
make sure that you do not spray glass
cleaner on the camera lens. If the camera
lens is dirty, visit a qualified specialist work-
shop.
X
Fold down the camera cover by recess :.
X
Use a soft cloth to clean the windshield in
front of camera ;.
Care
383
Maintenance
and
care
Z