Trailer; Trailer Coupling - Mercedes-Benz Unimog Operating Instructions Manual

Avoid inhaling ammonia vapours. Only fill the
®
AdBlue tank in well-ventilated areas.
®
AdBlue should not come into contact with
skin, eyes or clothing, and should not be swal-
®
lowed. Keep AdBlue
dren.
If you come into contact with AdBlue
observe the following:
immediately wash AdBlue
R
with water and soap.
®
if AdBlue comes into contact with your
R
eyes, rinse your eyes with clean water
immediately. Consult a doctor without
delay.
if you have swallowed AdBlue
R
ately rinse your mouth with water and drink
plenty of water. Consult a doctor without
delay.
change clothing that is soiled with AdBlue
R
immediately.
®
AdBlue is not refilled as part of the mainte-
nance work. Top up the tank regularly during
vehicle operation or at the latest when the
first event message is displayed on the on-
board computer.
Additional information on AdBlue
in the "Service products" section
( Y page 365).
Before filling the tank
®
Example: AdBlue U 318 tank
out of the reach of chil-
®
,
®
from your skin
®
, immedi-
®
is included
®
Example: AdBlue
®
If AdBlue tank = still contains sufficient
®
AdBlue , pressure compensation may result
when unscrewing cap :. AdBlue
out. For this reason, take care when unscrew-
ing cap : from AdBlue
spills out, immediately wash the affected area
with plenty of water.
A special tank filler neck prevents AdBlue
®
tank = from mistakenly being filled with die-
sel fuel.
X
Switch off the engine.
X
Remove the key from the ignition lock.
X
Apply the parking brake.
X
Switch off the auxiliary heating
( Y page 102).
X
Lockable cap: lift up lock cover ; on blue
cap :.
X
Unlock blue cap : with the separate key.
X
All vehicles: slowly turn blue cap : to the
left and remove.

Trailer

Trailer tow hitch
The trailer coupling is one of the vehicle com-
ponents with particular significance for road
safety. Please comply precisely with the man-
ufacturer's operating, care and maintenance
instructions.
Only tow vehicles that do not have technical
problems. The permitted weight and load val-
ues that must not be exceeded are to be
Trailer
U 218 tank
®
may spill
®
tank =. If AdBlue
219
®
®
Z