Operating manual
Rear disc mowers with central suspension
- with hydro-pneumatic or spring suspension
- 1 -
Table of contents
page
1.
DEVICE IDENTIFICATION ................................................................................................................. 2
2.
INTRODUCTION .................................................................................................................................... 2
3.
INTENDED USE ...................................................................................................................................... 3
3.1.
Technical data ........................................................................................................................................ 4
3.2.
Construction and operation .................................................................................................................... 8
3.3.
Equipment and spare parts ................................................................................................................... 14
4.
SAFETY RULES AND WARNINGS ................................................................................................... 15
4.1.
General rules ........................................................................................................................................ 15
4.2.
Transport.............................................................................................................................................. 17
4.2.1.
Placing the mower onto a transport vehicle ................................................................................................ 17
4.3.
Operating elements .............................................................................................................................. 17
4.4.
The articulated telescoping shaft ......................................................................................................... 17
4.5.
Residual risk ........................................................................................................................................ 18
4.5.1.
Residual risk assessment ............................................................................................................................ 19
4.6.
Warning signs and their meanings ....................................................................................................... 19
4.7.
Operation and construction of the hydraulic safety device ................................................................. 24
5.
OPERATION OF THE MOWER ......................................................................................................... 25
5.1.
Connecting the mower to the tractor ................................................................................................... 25
5.2.
Connecting the articulated telescopic shaft (ATS) .............................................................................. 26
5.3.
Preparing the mower for operation – mowers with hydro – pneumatic suspension ............................ 26
5.3.1.
Gas pressure in the accumulator and in the entire system for each mower model ..................................... 28
5.4.
Preparing the mower for operation – mowers with spring suspensions .............................................. 28
5.5.
Operating the mower ........................................................................................................................... 29
5.5.1.
Basic mowing information ......................................................................................................................... 29
5.5.2.
Mower positioning during directional changes........................................................................................... 30
5.5.3.
Mower clogging .......................................................................................................................................... 30
5.6.
Preparing the mower for transport ....................................................................................................... 30
5.7.
Preparing the mower for transport on public roads ............................................................................. 32
5.8.
Changing the mower position from transport to operating position .................................................... 33
6.
ASSEMBLY AND SETTINGS .............................................................................................................. 34
6.1.
Installing the cutting blades ................................................................................................................. 34
6.2.
Blade replacement ............................................................................................................................... 35
6.3.
Setting width adjustment ..................................................................................................................... 35
6.4.
Setting mowing height ......................................................................................................................... 39
6.5.
Use and adjustment of the load reducing chain ................................................................................... 39
6.6.
Adjustment of the gap between the cover and the roller of the scarifier ............................................. 40
6.7.
Replacement of the flails of the scarifier ............................................................................................. 40
6.8.
Adjustment of the pressure between the rollers ................................................................................... 41
6.9.
Maintenance ........................................................................................................................................ 41
6.9.1.
Checking the blades and blade holders ....................................................................................................... 41
6.9.2.
Checking the tautness of the chain of the chain drive of the scarifier and rollers....................................... 42
6.9.3.
Everyday maintenance ................................................................................................................................ 42
6.9.4.
Storing of machine ..................................................................................................................................... 42
6.9.4.
End of season maintenance ......................................................................................................................... 43
7.
LUBRICATION...................................................................................................................................... 43
7.1.
The cutterbar ........................................................................................................................................ 43
7.2.
Miter gears ........................................................................................................................................... 44
7.3.
Roller gear ........................................................................................................................................... 45
7.4.
Chain drives of the roller and the scarifier .......................................................................................... 46
8.
MALFUNCTIONS AND THEIR CORRECTION ............................................................................. 47
9.
MOWER REPAIR AND DISPOSAL ................................................................................................... 48
9.1.
Repair .................................................................................................................................................. 48
9.2.
Disposal ............................................................................................................................................... 48
10.
WARRANTY CARD .............................................................................................................................. 48
11.
WARRANTY CONDITIONS................................................................................................................ 49
11.1.
Warranty claims procedures ........................................................................................................... 49
11.2.
Record of warranty repairs ............................................................................................................. 50
