2. SE 75-20 April 2008 1 Product information

3. SE 75-20 April 2008 2 Key product features Machine concept Technical data Hitching mechanism Intake device –Ridge intakeRidge intake –Windrow-intakeWindrow-intake –Carrot shareCarrot share 1st main web 2nd main web and deviner web 1st Separator with twin scraper roller1st Separator with twin scraper roller 2nd separating unit –Version UBVersion UB –Version SBVersion SB –Version NBVersion NB Roller precleaning Sorting Stone box Picking Table Trash return belt Final Conveyor Web Moving floor bunker Axle List Three-speed gearbox Control terminal Video system Hydraulic system

4. SE 75-20 April 2008 3 Machine concept Side-pulled potato harvester Top-of-the-line machine for high acreages Optimal visibility of the digging equipment Extremely gentle separation of haulm and harvested produce as well as effective separation of clods and stones Highest possible protection of the harvested produce due to slight drops in the machine and a soft hopper floor Very large manoeuvrability also enables use on difficult terrain Simple operation, setting and maintenance

5. SE 75-20 April 2008 4 Technical data Machine dataLength [cm]790 Width [cm]300 Height [cm]310 Weight [kg]3800 1st main webWidth [cm]75 Length [cm]140 2nd main webWidth [cm]75 Length [cm]195 Deviner webWidth [cm]85 Length [cm]370 1st separatorWidth [cm]90 Length [cm]150 2nd separatorWidth [cm]65 Length [cm]127 POB web Width [cm] 58 Trash conveyor belt Width [cm] 28 Moving floor bunkerContent [kg]2000

6. SE 75-20 April 2008 5 Hitching mechanism Hitching above –Drawbar rigid –Drawbar with overrunning brake device –Compressed-air braking system or hydraulic braking system selectable on all types

7. SE 75-20 April 2008 6 Hitching mechanism Hitching at the bottom or selectable at the top at the drawbar mouth (40-mm eyelet) Selectable drawbar eyes –(1) Drawbar mouth coupling (40-mm eyelet) –(2) hitch or piton fix (50-mm eyelet) –(3) ball coupling (option 65) –All drawbar eyes are height adjustable for the adjustment to different tractors 2 1 3

8. SE 75-20 April 2008 7 Hitching mechanism The following principle is generally applicable: –Hydraulic lateral adjustment of the drawbar as standard –Central run of the PTO shaft enables: Smooth running of the drive train Small bends Long service life –option wide angle PTO shaft (option 292) –option hydraulic support foot (option 60)

9. SE 75-20 April 2008 8 Ridge intake Drawn ridge intake with large, spring-loaded disc coulter and haulm feed rollers ensures trouble- free digging Possible intake widths (coulter clearance) –540 mm –580 mm –620 mm Additional 2nd disc coulter, right (option 115) –In digging conditions with a high proportion of haulm, the risk of clogging is considerably reduced 2 haulm deflector slides (option 119) 1 haulm deflection slide (option 120)

10. SE 75-20 April 2008 9 Diablo roller Note: Intake 540 mm: Diablo roller width 410 mm Intake 580, 620 mm: Diablo roller width 450 mm Diablo roller functions: Smooth introduction of the diablo into the machine Guiding the intake Determining the digging depth

11. SE 75-20 April 2008 10 Share blade Share angle adjustment of share blade –Adjustability of the setting angle –Version 2-blade share Optimal for heavy ground conditions –Version 3-blade share Optimal for medium and light ground conditions –stone protection (option 110) with shear bolt

12. SE 75-20 April 2008 11 Ridge intake Simple adjustment of digging depth via adjusting spindle Diablo pressure regulation (option 112) –The contact pressure of the diablo roller on the ridge is adjustable –No unnecessary soil compaction –Pressure setting at the control terminal Diablo centring (option 63) –Automatic alignment of the intake on the ridge –Driving inaccuracies are compensated automatically –Increases operating comfort substantially –Sensors with contactless operation

13. SE 75-20 April 2008 12 Windrow-intake Windrow intake with share blade As a refitting kit (option 271) Installed at the factory (option 272) –Consisting of support wheels, hydraulic depth adjustment, adjustable brush belt speed –Suitable for very light types of soil Swath intake with rotor shaft As a refitting kit (option 278) Installed at the factory (option 279) –Comprises rotor shaft, support wheels, hydraulic depth adjustment, adjustable brush belt speed –Minimum soil intake through driven rotor shaft

14. SE 75-20 April 2008 13 Windrow-intake Rapid changing frame (option 286) –Considerably reduces conversion times between ridge intake and swath intake –Easy assembly of a swath intake purchased later –All hydraulic connections are provided with quick-release connectors

15. SE 75-20 April 2008 14 Carrot intake Carrot intake (option 285) –Large distance-adjustable support wheels –Mechanical depth adjustment –Single or double row carrot share –Please indicate the required row widths and distances when ordering

16. SE 75-20 April 2008 15 1st main web Short 1st main web with many benefits: –Well-matched to different types of soil –Minimum roll angle of the harvested produce –Short bend length, thus low weight and easy to assemble –Pitch: 32, 35, 40, 44, 50 mm optional machine drive slow and normal, with normal optional 1st main web fast Main web drive under the rod (standard) –Independent of pitch –Designed for extremely difficult operating conditions –Utilization of other main web pitches is trouble-free –optional positive drive, drive underneath the rods, a larger corrugated disk, pitch-independent

17. SE 75-20 April 2008 16 3-speed gearbox (option) Option 205 with separate hydraulics, option 206 without separate hydraulics Reduction of the input r.p.m. from the tractor to 80% or 60% Easy changing of the speed range by connecting the PTO shaft All mechanically driven units (1st main web / 2nd main web / haulm web / etc.) are reduced in speed Optimal adjustment of the machine to sensitive harvested produce Motor of the tractor can operate at the optimal operation point 100% 80% 60%

18. SE 75-20 April 2008 17 1st main web Patented high cam belt –Protection of the harvested product –Long service life of the riveting joint Main web with offset rods (option 151) –Prevents backward rolling on hilly surfaces –Improves soil entrainment on light soils Robust main web drive below the belt –With staggered rods (option 151) –Independent of pitch –Utilization of other main web pitches is trouble-free

19. SE 75-20 April 2008 18 1st main web Main web connectors with wear bushes ensure long service life of the connector Main web agitator –Improves the sifting performance of the first main web –Mechanical drive –Strength is adjustable –Electric adjustment via control terminal (option 132 )

20. SE 75-20 April 2008 19 1st main web Triangular rollers in the sifting channel (option 129) –Additional improvement of sifting performance –Continuously in use –No adjustability Switchable triangular rollers (option 130) –Additional improvement of sifting performance –Simple adjustment of the intensity via lever

21. SE 75-20 April 2008 20 1st main web Oscillating device (option 133) –Mechanical drive –Oscillator arms carry out ellipsoidal movements and loosen the soil ridge Stainless steel plates in the swing frame (option 126) –Soil adhesion is substantially reduced –Product protection due to reduced friction effect

22. SE 75-20 April 2008 21 2nd main web and deviner web Patented unit –Sifting, separating and conveying in one operation –Minimum drop with the transition to the 2nd main web –The harvested product is more or less conveyed "in portions" in fans –Concurrent side rods of the 2nd main web ensure a smooth transport and an optimised protection of the harvest. Lateral soil accumulation is prevented. –Joint of 2nd main web with replaceable wearing bushings –Different main web pitches can be selected 28, 32, 35, 40, mm –optional positive drive, drive underneath the rods, a larger corrugated disk, pitch- independent

23. SE 75-20 April 2008 22 2nd main web and deviner web Features of the deviner web –Deviner web with soft PU carriers for optimal protection of the produce –Possible carrier distances 245 mm –Differential speed between 2nd main web and deviner web is adjustable >> Additional improvement of sifting –Deviner web is secured via safety clutch (option 202) Series with separator type NB

24. SE 75-20 April 2008 23 2nd main web and deviner web Efficient separation of clinging potatoes via 6 stripper combs –Fine dosable adjustability via grid –Lower 3 scraper combs in the package with central adjustment –3 scraper shafts can support the separation –Double protection of the combs ensures a long service life

25. SE 75-20 April 2008 24 1st separator with twin scraper roller Effective separation of haulm residues and small clods Hedgehog available in different rod pitches –35 mm –40 mm (standard) High operational safety - not any scrapers - mutual roller cleaning Optional spiral roller Height adjustment of the twin scraper roller –Optimal adjusting to harvesting conditions –Adjustment via adjusting screw –Adjustment of the picking platform via cable (option 229)

26. SE 75-20 April 2008 25 1st separator with twin scraper roller Inclination settings –Optimal adjustment of the separation effect to soil and harvested produce –Adjustment via adjusting screw –Electrical adjustment at the control terminal (option 228) is recommended on sloping ground Drive of the unit –Safe, mechanical drive via gearwheel and V-belts

27. SE 75-20 April 2008 26 2nd separator UB All-purpose separator Best separating features on cloddy soils Hedgehog optionally available in two versions. –Slat conveyor –Bar conveyor Standard drive –Mechanical hedgehog –Finger belt hydraulically with variable speed adjustment Stripping roller or optional trash web extension Electrical inclination adjustment (option 226)

28. SE 75-20 April 2008 27 2nd separator SB Best separating features for stony soils Standard drive –Mechanical hedgehog –Hydraulic brush belt with infinitely variable speed adjustment Standard trash conveyor extension –All stones and misrouted potatoes arrive at the trash conveyor. –No stripping roller required Electrical angle adjustment (option 226)

29. SE 75-20 April 2008 28 Sorting Sorting (option 212) 4 sorting rollers for reliable separation of: –Undersized produce –Fine haulm and small clods Roller distances selectable 25, 30, 35 or 40 mm Collecting container for assorted produce (option 213) –Central planting at the side of the field –Emptying onto the ground Sorting roller not attached (option 214)

30. SE 75-20 April 2008 29 Sorting Bunker for small potatoes with cart elevator (option 230) The harvested produce which has been sorted out drops into the bunker for small potatoes. Emptying through cart elevator with infinitely variable speed adjustment Operation via separate control box

31. SE 75-20 April 2008 30 Stone box Stone box (option 224) –Capacity approx. 700 kg –Filling via favourably arranged opening channels –Mechanical emptying via foot pedal on the picking platform –Hydraulically operated emptying from the seat of the tractor (option 225)

32. SE 75-20 April 2008 31 Picking Table Almost horizontal picking table ensures best working conditions for picking personnel –582 mm wide Hydraulic drive with variable speed setting enables optimal adaptation to harvest quantity and trash proportion Warning device in the driver's cabin as standard Opening chute on the right Additional easy pick chutes (option 232)

33. SE 75-20 April 2008 32 Trash return belt Return of the trash to the main channel (option 231) The trash can also be returned to the field by flipping over a swivelling flap.

34. SE 75-20 April 2008 33 Final Conveyor Web Minimum drops with the filling of the moving-floor bunker Final conveyor web rigid (standard) Final conveyor web is lifted and lowered hydraulically (option 221) Automatic final conveyor web (option 222) –If the pile increases in the bunker, the final conveyor web lifts automatically in small steps. –Enhanced produce protection due to steady, low drop –Considerably reduces strain on the driver –Control via proximity sensor

35. SE 75-20 April 2008 34 Bagging assembly Dual potato hopper (option 223) –To install a bagging assembly to bag in the bunker

36. SE 75-20 April 2008 35 Moving floor bunker Optimal product protection due to soft cloth floor Short unloading times due to undulating floor contour Hydraulic floor drive Outlet height 3.85 m Hydraulic raising The parallelogram mounting offers various advantages: –Almost constant transferring widths at different excavation heights –Gentle gradient supports careful, rapid emptying

37. SE 75-20 April 2008 36 Moving floor bunker Filling optimization (option 253) –Increase of the impact force due to higher bunker capacity (+ approx. 300 kg) Automatic bunker filling (option 258) –Bunker floor pulls forward automatically –Manual operation is not necessary Big-Bag feature (option 249) (during the filling process, the Big- Bag must be placed on the ground!)

38. SE 75-20 April 2008 37 Moving floor bunker Divided bunker (option) –Only with SE 75-30 (option 235) –Only possible in connection with previously described sorting –Capacity 3000 or 1000 kg –Loading belt is arranged below the POB web

39. SE 75-20 April 2008 38 Moving floor bunker Potato outlet at the moving-floor bunker for box filling / gravity braking (option 254) –1.20 or 2.20 m, selectable –Additional product protection due to additional upholstery (option 256) –Hydraulic folding device (option 255) Enables the swivelling of the device from the discharge current Optimal filling of residues of very high transport vehicles

40. SE 75-20 April 2008 39 Axle Robust axle construction –Adjustable to different row widths –Axle for row width below 75 cm and row width 90 cm (option 55) –Different sizes of tyres can be selected Hydraulic steering axle (option 51) –High manoeuvrability reduces turning manoeuvres –Automatic axle self-centring (option 52) Maximum reduction of strain on the driver The wheels move to the straight-ahead position at the push of a button

41. SE 75-20 April 2008 40 tyres The following sizes of tyres are available at the factory –12.5/80-18/AS (a) –500/45-22.5 (b) –16.0/70-20/AS (c) –16.0/70-20/Flot (d) –500/60-22.5 (e) –600/50-22.5 (f) Choice of combinations OptionComment A--2 each as standard equipment a + b72(a) right, (b) left c or d812 e + c or d82(e) right, (c or d) left b902 E932 f972 f + doptional(f) right, (d) left f + eoptional(f) right, (e) left

42. SE 75-20 April 2008 41 Control Terminal Main Control Terminal –Ergonomic arrangement of the adjustment parts –Control terminal and intake device are at the same time visible with the arrangement shown in the cabin Additional control terminal for bunker emptying –Operation of all machine functions necessary for the bunker emptying such as: Raise/lower bunker Bunker web Steering axle Drawbar steering

43. SE 75-20 April 2008 42 Video system (option) Optimal view into all machine areas without direct view Coloured representation on the monitor Important aids for utilization of the optimal machine capacity Sequence of the camera views is freely selectable Automatic run can be programmed

44. SE 75-20 April 2008 43 Video "Miniplexer" option 298 2 cameras, 1 monitor Central feed on Miniplexer Automatic switching 7 sec. (fix) Cable and holder installed

45. SE 75-20 April 2008 44 Video "Multiplexer" option 299 3x camera and 1x 8“ monitor central feed on Multiplexer programmable image sequence/mirror function Cable and holder installed Attachments incl. cables for existing camera (option 300)

46. SE 75-20 April 2008 45 Video "Eco" Economy system (option 297) –1x colour LCD monitor 5“ –2x colour camera with 20 m connecting cable –Installation accessories for all components –Monitor, glare/sun protection Sales also through spare parts dept. No installation at the factory / only loosely included in the delivery No accessories available (lines, etc.)

47. SE 75-20 April 2008 46 Hydraulic system Hydraulic system with tractor supply –Standard availability for operation in open centre; closed centre and load sensing –Oil heating and energy consumption are substantially reduced in load sensing operation (optional)

48. SE 75-20 April 2008 47 Thank you for your attention!