horsch LEEB 4 LT, Operating Instructions Manual

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3.20 Pneumatic brake system ......................58
3.20.1 Automatic load dependent
brake pressure regulator (ALB) .......60
3.20.2 Connecting the brake system .........60
3.20.3 Disconnecting the brake system .....61
3.21 Drawbar ................................................61
3.22 Automatic Ackerman steering ...............62
3.22.1 Adjusting the mechanical
steering end stop ............................62
3.23 Suspension ...........................................63
3.24 Hydraulic support..................................63
3.25 Working platform with ladder ................64
3.26 Fresh water tank ......................................................64
3.27 Main control terminal ............................65
3.28 Multi-function handle ............................66
3.28.1 Assignment of multi-function handle ... 67
3.29 PTO-shaft pump (optional) ...................68
3.30 NightLight (optional) .............................69
3.31 Hydraulic compressor ...........................70
4. Design and Function of the Spraying
Boom ...........................................................72
4.1 Folding boom control ..............................72
4.1.1 BoomControl .....................................72
4.1.2 BoomControl modes .........................73
4.2 Folding and unfolding .............................73
4.3 Folding variants - folding boom ..............75
4.4 Adjusting the spraying height..................76
4.5 Transport lock .........................................76
4.6 Slope compensation / pendulum lock .....78
4.7 Collision protection .................................78
4.8 Spraying line ...........................................79
4.8.1 Circulation system ............................79
4.8.2 Cleaning nozzle tube and nozzles ....79
4.9 Nozzle body ............................................80
4.9.1 Single nozzle body with
pneumatic control valve ....................80
4.9.2 Multiple nozzle body manual 3-fold ..80
4.9.3 Multiple nozzle body pneumatic........81
4.9.4 Border nozzles, electric (option) .......81
4.10 Assembling and cleaning nozzles.........82
4.10.1 Assembling nozzles ........................82
4.10.2 Changing nozzles ...........................82
4.10.3 Cleaning nozzles ............................82
4.10.4 Disassembling the diaphragm
valve in case of dripping nozzles ....82
5. Commissioning .......................................83
5.1 Check suitability of the tractor ................83
5.2 Safeguarding tractor / machine ..............84
5.3 Initial commissioning of the service
brake system ..........................................85
5.4 Assemble the wheels ..............................85
5.5 Adjusting the hydraulic system
on the hydraulic valve block ...................85
6. Transport travels ....................................86
6.1 Safety notes............................................86
6.2 Transport lock .........................................87
6.2.1 Folding boom rest .............................87
6.2.2 Package lock ....................................88
6.2.3 Locking of slope compensation ........88
6.2.4 Locking of parallelogram...................89
7. Coupling and uncoupling the machine ...89
7.1 Coupling the machine .............................90
7.2 Uncoupling the machine .........................91
7.2.1 Manoeuvring the uncoupled machine .....91
8. Working with the machine .....................93
8.1 Preparing for spraying ............................94
8.2 Preparing the spraying mixture...............95
8.2.1 Calculating filling / refilling quantities ...97
8.2.2 Filling table for residual areas ...........98
8.3 Filling with water .....................................99
8.3.1 Filling the spraying mixture tank
through the filler connection............100
8.3.2 Direct filling (external filling) ............100
8.3.3 Filling through the filling dome ........101
8.3.4 Filling the fresh water tank
through the filler connection ...........101
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