PRONAR PT512 Operator's Manual page 76

Pronar PT512
Turn off the engine. Close the tractor cab and secure it against access by
unauthorized persons.
Disconnect hydraulic tipping system lines from the tractor.
Disconnect the electric cable.
Disconnect the pneumatic system lines (applies to twin-line pneumatic
systems).
Disconnect pneumatic system lines (applies to single-line pneumatic systems).
Disconnect the hydraulic brake system lines (applies to trailers with hydraulic
braking system).
Disconnect the support's hydraulic lines.
Protect the ends with covers. Place the connectors in appropriate sockets.
Insert the chocks under the trailer's wheel.
Unlock the tractor hitch, disconnect the trailer's drawbar from the hitch and
drive the tractor away.
DANGER
Exercise caution when disconnecting the trailer from the tractor. Ensure good visibility.
Unless it is necessary, do not enter between a tractor and the trailer.
Before disconnecting the lines and drawbar eye, close the tractor cab and secure it
against access by unauthorized persons. Turn off the engine.
Disconnect the pneumatic line marked as red.
Disconnect the pneumatic line marked as yellow.
Disconnect the pneumatic line marked as black.
Disconnect the electric connector cable.
Disconnect the hydraulic line.
The wheel chocks must be inserted so that one is in front of the wheel,
and the second one behind it – see chapter 2, figure (2.1).
4.8
CHAPTER 4