Replacing The Wiper Blades - Mercedes-Benz Unimog Operating Instructions Manual

Maintenance
300
After each period of use:
X
Clean the stub of front PTO shaft : with a
soft cloth.
X
Lightly grease the stub of front PTO
shaft :.
X
Push the cover onto front PTO shaft :.
X
Check that it is positioned correctly. Twist
the cover in place.
Have PTO shaft : transmission checked and
repaired at a qualified specialist workshop.

Replacing the wiper blades

Important safety notes
G
WARNING
If you use the steps and grab handles at the
front of the cab when replacing the wiper
blades, you could slip and/or fall. There is a
risk of injury.
When replacing the wiper blades, always use
secure climbing aids, e.g. a suitable ladder.
G
WARNING
If the windscreen wipers begin to move while
you are changing the wiper blades, you can be
trapped by the wiper arm. There is a risk of
injury.
Always switch off the windscreen wipers and
ignition before changing the wiper blades.
! Only touch the wiper blade on the wiper
arm. Otherwise, you could damage the
wiper blade.
The windscreen will no longer be wiped prop-
erly if the wiper blades are worn. This may
prevent you from observing the traffic condi-
tions.
Windscreen wiper blades
General notes
! Vehicles with external sun visors: do
not fold up the wiper arm. Otherwise, you
could damage the external sun visors.
! When installing the new wiper blades, pay
careful attention to the different lengths:
left wiper blade 900 mm
R
right wiper blade 1000 mm
R
The wiper system can otherwise be dam-
aged.
Removing
X
Apply the parking brake.
X
Shift into neutral.
X
Move the windscreen wiper to the side, to
its end position ( Y
X
Switch off the engine.
X
Remove the key from the ignition lock.
X
Unscrew nut ; on wiper blade ?.
X
Raise wiper arm =.
X
Pull out bolt A.
X
Left windscreen wiper: remove roller :.
X
Both windscreen wipers: remove wiper
blade ?.
X
Carefully lift wiper arm = off the wind-
screen.
Fitting
X
Carefully lift wiper arm = off the wind-
screen.
X
Insert new wiper blade ?.
X
Left windscreen wiper: insert roller :.
X
Both windscreen wipers: insert bolt A.
X
Screw on new nut ;.
X
Tighten nut ; so that wiper blade ? can
still move in wiper arm =.
X
Fold wiper blade ? onto the windscreen.
page 88).