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294 Driving mode
If the tipper semitrailer is fitted with a two-line
system, connect the pressure line to connection
2
and the return line to connection 1. If the
return line is not coupled or coupled incorrectly,
it can result in damage to the tipper semitrailer's
hydraulic system.
If the tipper semitrailer is fitted with a one-line
system, connect the hydraulic line to connection
2
on your vehicle. Connection
line remains free in this case.
Connecting
Make sure that the operating pressure of the
#
trailer hydraulic system matches that of the
hydraulic system of the tractor/semitrailer
combination. Select the high or low pressure
setting on the changeover unit for the operat‐
ing pressure (
page 290).
/
Ensure that the control lever in the cab is in
#
the centre position (STOP) (
Ensure that power take-off for the hydraulic
#
pump is disengaged (
/
Loosen dust caps from the connections on
#
the vehicle and from the hydraulic lines.
Connect the hydraulic lines to the sockets
#
and tighten them hand-tight.
Run a function check after connecting the
#
hydraulic lines.
Disconnecting
Ensure that the control lever in the cab is in
#
the centre position (STOP) (
Ensure that power take-off for the hydraulic
#
pump is disengaged (
/
Place a cloth or a suitable receptacle under
#
each connection to take up the drops of
hydraulic fluid.
Loosen and disconnect the hydraulic lines on
#
the connections.
Fasten the dust caps on the connections on
#
the vehicle and the hydraulic lines.
Correctly dispose of collected hydraulic fluid.
#
Operating the hydraulic system
Tipping
Engage the power take-off for the hydraulic
#
pump (
page 307).
/
The chassis is lowered automatically. This
increases stability. The display shows the
Û symbol for vehicle frames below driving
level.
#
#
1
for the return
or
#
page 290).
/
page 307).
#
Lowering the tipper body
#
#
page 290).
/
page 307).
#
#
#
Maintaining and caring for the hydraulic sys‐
tem
Cleaning
Observe the following notes:
R
R
Ensure that the low-speed splitter box is
selected.
Pull up and hold the pull ring on the control
lever in the cab (
page 292).
/
Pull the control lever back gently. To stop the
tipping movement, move the control lever into
the centre position (STOP).
The further back you pull the control lever,
the faster the tipping speed of the tipper
body.
The z indicator lamp lights up in the dis‐
play if the tipper body is raised.
Pull the pull ring upwards and the control
lever in the cab back to the end position. The
control lever is engaged. The tipper body will
stop tipping automatically after the control
lever reaches the end position. The z indi‐
cator lamp lights up in the display if the tipper
body is raised.
To stop the tipping movement, pull the pull
ring upwards and move the control lever in
the cab to the centre position (STOP).
When the control lever in the cab is engaged
in the end position, pull the pull ring upwards
and move the control lever in the cab into the
centre position (STOP).
Push the control lever forward gently. To stop
the lowering movement, move the control
lever into the centre position (STOP).
The further forward you push the control
lever, the faster the speed of the tipper body
lowering movement.
When the tipper body is fully lowered, the
z indicator lamp goes out in the display.
Move the control lever in the cab into the
centre position (STOP).
Deactivate the power take-off (
Raise the vehicle frame to driving level
(
page 262).
/
Cleaning the vehicle exterior (
High-pressure cleaning (
/
page 307).
/
/
page 315)
page 314)
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