Disconnecting Of The Trailer - PRONAR T679/4M User Manual

Chapter 4

4.2 DISCONNECTING OF THE TRAILER

DANGER
It is forbidden to disconnect the trailer with the load
box raised.
When disconnecting the trailer from the tractor, take
particular care. Ensure good visibility. Unless it is
necessary, do not stay between the machine and the
tractor.
Before disconnecting wires and drawbar eye, close
tractor cab and secure it against unauthorized ac-
cess. The tractor engine must be turned off.
In order to disconnect the trailer from the
tractor, perform the following actions in
order.
• Place the trailer on a hard and flat
surface.
• Immobilize tractor with parking brake,
turn off tractor engine.
• Close the tractor cabin and secure it
against unauthorized access.
• Place chocks under the trailer wheel
to secure the machine against rolling
away - figure (4.2).
• Lower the trailer parking stand and
secure it with the bolt - figures (4.3)
and (4.4).
Switch off the tractor engine. Close the
tractor cabin and secure it against
unauthorized access.
• Disconnect the hydraulic system
hoses from the tractor. Secure the
4.4 PRONAR T679/4M
2
Figure 4.2 Correct wedge setting
(1) locking wedges,
CAUTION
In the case of a double conduit pneumatic system,
first disconnect the conduit marked red and then the
conduit marked yellow.
It is forbidden to disconnect the trailer when the ma-
chine is loaded.
ends of the cables with the caps and
hang them on the hanger.
• Disconnect the electric cable.
• Disconnect pneumatic system con-
duits and mount in proper place on the
trailer applies to versions of trailers
with pneumatic braking system.
• Disconnect the hydraulic brake system
hose and hang it on the hanger (ap-
plies to trailer version with hydraulic
Rules of use
1
609 H.02-1
1
(2) wheel axle