SAFETY
16
Operating instructions • Semitrailer • 505369471-04 • 02/2019
► Observe the following danger areas
and instruct unauthorised persons to
leave these areas:
Hazard area Danger
Between the tractor
unit and trailer, espe-
cially when coupling/
uncoupling and hitch-
ing/unhitching
Persons can be
crushed or run over.
The trailer can tip
over or tilt up.
Loading and unload-
ing area
There is a risk of in-
jury on loose or un-
even ground or on
slopes.
Between the vehicle
frame and the load
There is a risk of
crushing.
Connection between
the tractor unit and
trailer
There is a risk of in-
jury when coupling/
uncoupling and hitch-
ing/unhitching the
trailer from the tractor
unit due to improper
operation when open-
ing and closing the
connections of the
compressed air hose
connectors and
cables.
Area approx. 5 m
around the vehicle
(manoeuvring area)
There is a risk of acci-
dents.
Under the vehicle The vehicle can move
due to a defect or
when starting up and
injure persons.
2.8 Protective and safety
devices
Depending on the equipment, the trailers
are equipped with the following protective
and safety devices.
► Check the function of the protective
and safety devices regularly.
► Have defective components repaired
only by authorised specialist work-
shops or by KRONE.
Component Function
Automatic anti-block-
age system (ABS)
Prevents blockage of
the wheels when
braking
Automatic load-de-
pendent brake power
regulation (ALB)
Regulates the braking
effect depending on
the load status
Electronic brake sys-
tem (EBS)
Braking assistance
system, which con-
tains/comprises the
brake components
and connected driving
dynamics systems of
the vehicle
Roll stability support
(RSS)
Prevents the trailer
from tipping over
Hazard lights Serve to indicate a
traffic hazard
Wheel chocks Prevent accidental
rolling away when
parking/unhitching
Side collision protec-
tion
Prevents cyclists and
pedestrians from
passing under the
trailer in case of acci-
dent
Underrun protection Prevents under-run-
ning in case of rear-
end collisions
Indicators and control
displays
Serve to monitor and
make settings for the
trailer; optional sys-
tems differ according
to the manufacturer
2.9 General safety instructions
The basic safety instructions include all
safety measures sorted according to the
theme, and must always be observed.
Pneumatic dangers
There is a risk of injury due to pressure in
the pneumatic system.
► Do not open any components of the
pneumatic system if there is pressure
in the lines.
► Check the hose connections of the
pneumatic system regularly.
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