Mercedes-Benz S-Class 2013 Owner's Manual page 415

Care
412
! 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.
Remove rust on the ball, e.g. with a wire
X
brush.
Remove dirt with a clean, lint-free cloth or
X
a brush.
After cleaning, lightly oil or grease the ball
X
coupling.
Check that the vehicle's trailer tow hitch is
X
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:
alcohol-based thinner or petrol
R
abrasive cleaning agents
R
commercially-available household clean-
R
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.
Before cleaning the display, make sure that
X
it is switched off and has cooled down.
Clean the display surface using a commer-
X
cially available microfibre cloth and TFT/
LCD display cleaner.
Dry the display surface using a dry micro-
X
fibre cloth.
Cleaning Night and Day View Assist
Cleaning the camera behind the wind-
screen
! 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.
Fold down the camera cover by recess :.
X
Use a soft cloth to clean the windscreen in
X
front of camera ;.