Mercedes-Benz Actros 2017, Operating Instructions Manual

Page: 378 / 436

Engine
Starting and stopping the engine with
the cab tilted
G
WARNING
There are moving components in the engine
compartment. Certain components may con-
tinue to move or suddenly move again even
after the ignition has been switched off, e.g.
the radiator fan. There is a risk of injury.
If you have to carry out work in the engine
compartment:
R
switch off the ignition
R
never touch the dangerous areas surround-
ing moving components, e.g. the rotation
area of the fan
R
remove jewellery and watches
R
keep items of clothing and hair, for exam-
ple, away from moving parts.
G
WARNING
Certain engine components can become very
hot. There is a risk of injury when carrying out
work at the engine.
Where possible, allow the engine to cool down
and only touch the components described
below.
Be aware of the road and traffic situation when
working on public roads and secure your posi-
tion accordingly.
Before the engine is switched on
X Apply the parking brake.
X Switch the ignition lock to the drive position.
X Shift into neutral.
X Tilt the cab forwards (electrohydraulic
(
Y
page 374) or mechanical hydraulic
(
Y
page 373) cab tilt system).
Starting the engine
X
Press external engine start/engine stop
:
until the engine starts.
Starting the engine and increasing the
engine speed
X Hold down external engine start/engine
stop
:
until the desired engine speed is ach-
ieved.
After about 3 seconds, the engine speed
increases. After external engine start/engine
stop
:
has been released, the engine con-
tinues to run at the speed currently set.
The engine speed can be increased up to the
limiting speed.
Stopping the engine
X Press external engine start/engine stop
:
again.
X
Tilt the cab back to the driving position.
Bleeding the fuel system
Bleeding the fuel system without fuel
prefilter on chassis frame (OM 460
only)
! Do not bleed the fuel system with several
starting procedures. You could otherwise
damage the starter motor.
X Apply the parking brake.
X
Switch the ignition lock to the drive position.
X
Shift into neutral.
X Tilt the cab forwards (electrohydraulic
(
Y
page 374) or mechanical hydraulic
(
Y
page 373) cab tilt system).
X
Unscrew the fuel tank filler cap.
376
Engine
Breakdown assistance