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Rules of use
conduit,
the
system will switch to normal op-
eration mode (disconnection or
interruption of the air conduits
causes the trailer control valve
to automatically move to the ma-
chine braking position).
• If the brakes do not react after con-
necting the pneumatic hoses, this
may indicate a low pressure in the
tank. For the system to work, it must
be filled with the correct pressure.
• Connect the hydraulic brake system
hose terminated in the socket (4) -
figure (4.3).
When connecting the trailer with the
overrun brake, it is only necessary to
adjust the height of the drawbar eye in re-
lation to the transport hitch, connect the
hydraulic tipping system and the electrical
installation cable.
CONNECTING OF THE HYDRAULIC
SYSTEM
• Depending on the configuration of the
trailer, connect the hydraulic system
connections (3) - figure (4.3) to the
appropriate tractor sockets.
The cables used to connect
CAUTION
Pay attention to the compatibility of oils in the tractor
hydraulic system and in the hydraulic system of the
trailer system.
brake
release
individual systems have been
marked with labels.
CONNECTING THE LIGHTING ELEC-
TRICAL INSTALLATION
• Connect the main cable (2) - figure
(4.3) supplying the lighting electrical
installation (7-pin).
ADDITIONAL INFORMATION
• After completing the connection of
all cables make sure that they will
not get entangled in moving parts of
the tractor or trailer during operation.
Secure cables if necessary.
• Perform daily inspection of the trailer.
• If the trailer is functional, you can
start working.
• Immediately before driving, remove
the wheel chocks and release the
machine parking brake.
Turn the crank handle an-
ti-clockwise as far as it will go.
PRONAR T672ECO
Chapter 4
4.5
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