TROUBLESHOOTING IN THE EVENT OF FAULTS
Operating instructions • Load Carrier • 505410638-02 • 07/2019
105
9 Troubleshooting in the
event of faults
WARNING
Risk of accident due to instability and
rolling away!
Unintentional trailer movements can
cause serious injury and property dam-
age.
► Secure the trailer against rolling away
by applying the parking brake.
► Use the wheel chocks to prevent the
trailer from rolling away.
► Park the trailer on a solid surface to
avoid sinking in or tipping.
► Ensure stability when the trailer is un-
hitched. If necessary, use additional
supports.
WARNING
Risk of accident and material damage
caused by improperly performed
troubleshooting and repair work!
Improperly performed troubleshooting and
repair work affect safety and may lead to
serious injuries and property damage.
► Only have necessary repair work per-
formed by an authorised specialist
workshop.
► Only use original spare parts and
spare parts authorised by KRONE.
► Observe the instructions concerning
troubleshooting issued by the suppli-
ers of the installed components.
► Verify functionality after installing/re-
pairing components.
The following overview will help to determ-
ine possible faults and their causes and to
perform measures to eliminate them. In
case of faults that cannot be fixed:
► Visit an authorised specialist work-
shop.
► Contact the customer service depart-
ment of Fahrzeugwerk Bern-
ardKRONEGmbH & Co.KG (see "12.2
Customer service and support", pg.120).
Troubleshooting overview
Fault Cause Solution
Electrical com-
ponents are not
working
Supply and control
connections are in-
terrupted
► Check that the supply and control connections
between the tractor unit and trailers are properly
connected.
Pneumatic
components
are not working
Leaks on compon-
ents
► Check the components for damage and leaks.
► Have repairs/replacements performed by a spe-
cialist workshop.
Brake system
fault
Leaks on the brake
cylinder, leaks on
the brake calliper
► Check the brake cylinders for function and leaks.
► Check the brake callipers for function and leaks.
► Have repairs/replacements performed by a spe-
cialist workshop.
► In addition to the operating instructions for the
KRONE Trailer Axle, also observe the operating
instructions for the tractor unit and the trailer.
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