MAINTENANCE AND REPAIR
Operating instructions • Semitrailer • 505369471-04 • 02/2019
179
Assembly group
Maintenance work
Monthly Every
six
months
Yearly
Container lock
"10.2.14 Container
lock", pg. 181)
► Perform a visual inspection for wear
and damage.
X
Lubrication points
(see "10.2.7 Lubric-
ating the trailer",
pg. 180)
► Top up the grease on all the lubrica-
tion points.
► Pay attention to the lubrication points
shown in the applicable operating in-
structions.
X
10.2.4
Wheels and tyres
► Check the tightening torques of the
wheel nuts. The tightening torque de-
pends on the rim design.
► Observe the supplier documentation.
► Perform a visual inspection for wear
and damage:
○
Check the tread depth of the tyres reg-
ularly.
○
Check the tyres for damage.
► Check the tyre inflation pressure regu-
larly according to the manufacturer
specifications and correct if necessary.
The tyre inflation pressure depends on
the technical characteristics of the tyre.
► Observe the supplier documentation.
► Drive only with approved rim and tyre
combinations.
► Observe the seasonal tyres (summer
or winter tyres) for the trailer.
10.2.5
Axle and suspension
► Perform a visual inspection for wear
and damage.
► Have defective or damaged compon-
ents replaced.
► Check the tightening torque of the fix-
ing bolts.
► Observe the maintenance instructions
from the axle manufacturer.
10.2.6
Brake system
!
WARNING
Risk of accident caused by defective
brakes!
A failure or defect of the brake system can
lead to serious accidents.
► Drive only with properly functioning
brake system.
► In case of defect or wear, park the
trailer immediately.
► Abnormalities or malfunctions of the
brake system must be immediately re-
paired by an authorised specialist
workshop.
► Have the trailer towed if necessary.
Checking the axles/brake system
► Check all bolted connections on new
trailers after repairs, after the first trip
or at the latest after 1,000 km.
► Retighten bolted connections with the
tightening torques specified by the
manufacturer.
► Observe the maintenance instructions
of the installed supplied components.
► Immediately consult an authorised
specialist workshop if there are defects
with the brake or ABS/EBS system
(see "9.2 Fixing braking abnormalities",
pg. 171)
.