Useful Information; Important Safety Notes; Overview - Mercedes-Benz Unimog Operating Instructions Manual

Overview

228

Useful information

These Operating Instructions describe all the
models and standard and optional equipment
of your vehicle that were available at the time
of going to print. Country-specific differences
are possible. Bear in mind that your vehicle
may not be equipped with all the functions
described. This also applies to safety-relevant
systems and functions.
Read the information on qualified specialist
workshops ( Y page 30).

Important safety notes

G
WARNING
The hydraulic system is under high pressure
and the hydraulic fluid may be hot. If work on
the hydraulic system is carried out incor-
rectly, high-pressure hydraulic fluid may spray
out. There is a risk of injury.
Only have work on the hydraulic system car-
ried out at a qualified specialist workshop.
H
Environmental note
Environmentally compatible hydraulic fluids
must be separately stored, collected and dis-
posed of in accordance with waste manage-
ment laws.
! Only switch on the hydraulic system when
it is connected to an item of attached
equipment. There is otherwise a risk of
damage to the hydraulic system.
Overview
Types of hydraulic system
The hydraulic system can consist of several
independent circuits:
working hydraulics circuit I, with or without
R
snow plough load relief
working hydraulics circuit II, vehicles with
R
gear pump
front working hydraulics circuit II, vehicles
R
with positioning pump
side and rear working hydraulics circuit II,
R
vehicles with positioning pump
power hydraulics circuit III/IV
R
Hydraulic system controls
Operating lever
u button, to change direction
:
F button, to set engine speed
;
Yellow button, to adjust settings
=
Black button, to call up menus
?
Red button, to call up the float setting
A
function ( Y page 246) or snow plough
load relief ( Y page 248)
To lower the control system:
B
Red hydraulic connection 2 or, if simulta-
neously pressing white button G, yellow
hydraulic connection 6
To move the control system to the
C
right:
Green hydraulic connection 4 or, if simul-
taneously pressing white button G, blue
hydraulic connection 8
To raise the control system:
D
Red hydraulic connection 1 or, if simulta-
neously pressing white button G, yellow
hydraulic connection 5