horsch Leeb 6 GS, Operating Instructions Manual, Page: 62 / 154

62
3.15.3 Disconnecting the brake
system
1. Secure the machine against unintended
rolling away. Use the parking brake and
wheel chocks for this purpose.
2. Pneumatic dual circuit brake system:
2.1
Disconnect the coupling head of the
supply line (red).
2.2 Disconnect the coupling head of the
brake line (yellow).
WARNING
Danger of crushing, cutting, being pulled
in, being caught and impact caused by
accidently rolling machine after the ser-
vice brake has been released!
Pneumatic dual circuit brake system:
¾
Always disconnect the coupling head of the
supply line (red) first, and the coupling head
of the brake line (yellow) after.
The service brake of the machine will only
change to braking position, after the red coupling
head has been disconnected.
Strictly adhere to this sequence, as other-
wise the service brake will be released and
the unbraked machine may start to move.
When the machine is unhitched or torn
off, the supply line to the trailer brake
valve will be vented.
The trailer brake valve will automati-
cally switch over and operate the service
brake system in dependence on the
automatic load dependent brake pres-
sure control.
3.15.4 Parking brake by means of
spring brake cylinder
The GS crop protection sprayer is equipped with
a spring brake cylinder.
If the system is depressurized by a loss of air
(leakage, etc.) the service brake is automatically
operated.
3.16 Drawbar
Positively secure the coupling bolt after
it has been connected to the tractor.
The drawbar ist equipped with a ball head K80 4 t
for lower link hitching.