horsch Maestro 16 SX Operating Instructions Manual
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horsch Maestro 16 SX Operating Instructions Manual

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OPERATING INSTRUCTIONS
Maestro 16 SX
TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS
READ CAREFULLY PRIOR TO STARTING UP!
KEEP OPERATING INSTRUCTIONS IN A SAFE PLACE!
60026387 • 01 • 03/2021 • en

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  • Page 1 OPERATING INSTRUCTIONS Maestro 16 SX TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS READ CAREFULLY PRIOR TO STARTING UP! KEEP OPERATING INSTRUCTIONS IN A SAFE PLACE! 60026387 • 01 • 03/2021 • en...

  • Page 3: Table Of Contents

    Table of contents Table of contents 1 Introduction ............................Foreword ..............................Notes on representation........................... 1.2.1 Warning notes ..........................1.2.2 Instructions ..........................2 Safety and responsibility ........................10 Intended use ............................10 Operating Instructions ..........................10 Qualification of personnel ........................10 2.3.1 Groups of operators........................
  • Page 4 Table of contents 5 Attachment............................31 Overview..............................31 Aluminium clips............................32 Lighting..............................33 Instruction stickers ........................... 34 Hydraulics ..............................39 5.5.1 Marking of hydraulic hoses ......................40 6 Operation.............................. 41 Tractor change ............................41 Connecting / Parking ..........................41 6.2.1 Connecting ..........................
  • Page 5 Table of contents 10.3 Operating the metering system ........................ 94 10.3.1 General notes ..........................94 10.3.2 Changing and adjusting components ................... 94 10.3.3 Adjusting the metering unit ......................98 10.3.4 Cleaning the metering unit......................102 10.3.5 Troubleshooting........................... 104 11 Single-disc fertiliser coulter........................106 12 Metering unit............................111 12.1 Rotors ..............................
  • Page 6 Philipp Horsch Hubertus Bultmann Geschäftsführer Leiter Forschung & Entwicklung Translation of EC Declaration of Conformity The manufacturer HORSCH Maschinen GmbH, Sitzenhof 1, D-92421 Schwandorf hereby declares that the product Drill unit Type: Maestro 16 SX this declaration refers to, conforms with all relevant fundamental health and safety requirements of the EC directive 2006/42/EC.
  • Page 7 Please enter the corresponding data into the following list upon reception of the machine: Serial number: Machine type: Year of construction: Initial use: Accessories: Dealer address Name: Road: Place: Phone: Cust. No. Dealer: Cust. No. HORSCH 60026387 • 01 • 03/2021 • en...

  • Page 8: Introduction

    Observe the safety notes! HORSCH will not assume liability for any damage or malfunctions resulting from fail- ure of complying with the operating instructions. Any person commissioned to performing tasks on or with the machine must read and apply the operating instructions.

  • Page 9: Instructions

    Introduction | 1 CAUTION Highlights a danger that can lead to injury if not avoided. Read all warning notes in these operating instructions! 1.2.2 Instructions NOTE Identifies important notes. Instructions for actions and their elements are marked by different symbols: ü...

  • Page 10: Safety And Responsibility

    • carrying out maintenance and/or repair work on a machine that has not been shut down or is not secured against restarting HORSCH does not assume any liability for damages resulting from the unintended use of the machine. 2.2 Operating Instructions...

  • Page 11: Groups Of Operators

    • Operation • Maintenance • Troubleshooting and repair Furthermore, for certain activities the corresponding personnel must have been Operator trained by trained by service personnel from HORSCH. HORSCH This refers to the following activities: • Loading and transport • Commissioning •...

  • Page 12: Personal Protective Outfit

    2 | Safety and responsibility 2.4 Personal protective outfit Missing or incomplete protective equipment increases the risk of health damage. Personal protective equipment includes, e.g.: Tight fitting clothes / protective clothing, possibly a hair net Safety shoes Safety gloves Safety goggles to protect the eyes against dust or spray, when working with fertil- iser or liquid fertiliser.

  • Page 13: Safety In Operation

    Ø The machine must only be put into operation after receiving instructions by employees of the authorized dealer or a HORSCH employee. All protective features and safety equipment, such as detachable protective devices (wheel chocks, etc.), must be correctly in place and reliably functioning before the machine is put into operation.

  • Page 14: Hitching And Uncoupling

    2 | Safety and responsibility 2.6.3 Hitching and uncoupling Faulty coupling of the machine to the pulling tool of the tractor causes dangers, which could result in severe accidents. Ø Strictly comply with all operating instructions: • These operating instructions •...

  • Page 15: Propshaft / Pto-Shaft

    Safety and responsibility | 2 4. Before unhitching the machine secure it against rolling away and apply the parking brake. 2.6.6 Propshaft / PTO-shaft Persons can be caught, pulled in and seriously injured by the rotating PTO-shaft or propshaft. Before switching on the PTO-shaft: Ø...

  • Page 16: Technical Limiting Values

    2.7 Changing equipment / wear items Ø Only pulling tools may be attached that meet the technical requirements ac- cording to these operating instructions. HORSCH does not assume any liability for damages resulting from the attachment of non-fitting pulling tools as well as incorrect mounting.

  • Page 17: Fertiliser And Dressed Seed

    Structural changes not approved by HORSCH may affect the functionality and opera- tional safety of the machine and will void any warranty claim. HORSCH is not liable for damages to life and limb as well as property damages res- ulting from unapproved retrofitting and conversions.

  • Page 18: Spare Parts

    Spare parts and accessories which are not delivered by us have not been tested or approved by us. The installation or use of other than HORSCH products can therefore negatively af- fect the design characteristics of the machine and thus impair the safety of man and machine.

  • Page 19: Danger Zone

    Safety and responsibility | 2 2.13 Danger zone The area indicates the danger zone of the machine: The danger zone around the machine poses the following hazards: • Accidental operation of the hydraulics can trigger dangerous movements of the machine. •...

  • Page 20: Safety Stickers

    2 | Safety and responsibility 2.14 Safety stickers Safety stickers on the machine warn of hazards at dangerous points and are an im- portant part of the safety equipment of the machine. Missing safety stickers increase the risk of severe or even fatal injuries. 1.
  • Page 21 Safety and responsibility | 2 Shut the engine down and pull off the key before starting maintenance and repair work. 00380294 Do not climb on rotatable parts. Use mounting steps provided for this purpose. 00380299 In order to prevent eye injuries, do not look directly at the beam area when the radar sensor is switched on! 00380894 In case of a negative drawbar load the drawbar may jerk...

  • Page 22: Positions Of Safety Stickers

    2 | Safety and responsibility Keep sufficient distance to hot surfaces. 04001453 Danger of poisoning – No drinking water! 04002623 2.14.1 Positions of safety stickers The positions of the safety stickers depend on the equipment. Safety stickers with the addition "2x" can be found on either side of the machine. 60026387 •...

  • Page 23: Commissioning

    3 Commissioning NOTE These work activities may be carried out only by persons trained by HORSCH for this purpose. WARNING Increased danger of accidents during commissioning. Ø Observe the notes in the Safety chapter and familiarise yourself with the ma- chine! 3.1 Delivery...

  • Page 24: Installation

    3 | Commissioning 3.3 Installation Instruction of the operator and initial installation of the machine will be carried out by our service engineers or distributors. Any preceding use of the machine is prohibited! The machine can only be released for operation after the instruction session conduc- ted by service technicians or sales partners and after the operating instructions have been read.

  • Page 25: Technical Data

    4 Technical data 4.1 Technical data Maestro 16.70 SX 16.75 SX 16.80 SX 16.30" SX Transport width (m) 3.00 Transport height (m) 4.00 Length (m) 8.00 Weight incl. seed wagon (kg) 9600 Hopper capacity seed wagon seed/fertil- 2,000 / 6,000 iser (l) Filler opening seed wagon seed (m) 0.8 x 0.66...

  • Page 26: Type Plate

    The type plate with the CE marking is located on the frame or the hopper of the ma- chine. Data on the type plate: Sitzenhof 1 Made in Germany D-92421 Schwandorf Maschinen GmbH www.horsch.com A-0: A-1: A-2: A-3: Model designation Serial number...
  • Page 27 Technical data | 4 Ø Verify the suitability of the tractor before commissioning. The tractor must meet the following requirements to be able to use the machine as intended: Implement attachment Maestro 16.70 SX / 16.75 SX / 16.80 SX / 16.30"...

  • Page 28: Calculating The Ballasting

    4 | Technical data 4.3.1 Calculating the ballasting The permissible total weight, the permissible axle loads and the tyre load bearing ca- pacity must not be exceeded when mounting or connecting implements. The front axle of the tractor must always be loaded with at least 20 % of the curb weight of the tractor.
  • Page 29 Technical data | 4 Calculations 1. Calculation of minimum front ballasting with rear implement: ∙ ( + ) − ∙ + 0,2 ∙ ∙ Enter the result into the table. 2. Calculation of minimum rear ballasting with front implement ∙ − ∙...
  • Page 30 4 | Technical data The calculated values must not exceed the permissible values: Actual value as Permissible value Two-times the calculated from operating permissible tyre instructions load bearing ca- pacity Minimum front bal- = _____ kg V min lasting (for rear implements) Minimum rear ballast- = _____ kg H min...

  • Page 31: Attachment

    5 Attachment 5.1 Overview 1 Implement attachment 6 Drill unit 2 Hose bracket 7 Fertiliser distributor tower 3 Support 8 Seed hopper 4 Wheels undercarriage 9 Fertiliser hopper 5 Support wheels Drill unit 6 Fertiliser coulter Radar sensor – position? Hand washing tank WARNING Danger of injury...

  • Page 32: Aluminium Clips

    5 | Attachment 5.2 Aluminium clips The aluminium clips are plugged on the piston rods of hydraulic cylinders depending on the operating states. Different aluminium clips The thickness of the clips differs according to colour: Colour blue yellow black Silver Thickness 7 mm 10 mm...

  • Page 33: Lighting

    Attachment | 5 5.3 Lighting 7-pin plug Rear light, right Lamp, blinker Lamp, tail light Lamp, brake light Rear light, left Lamp, brake light Lamp, tail light Lamp, blinker Number Designation Colour Function yellow Blinker left 54 g white Earth green Blinker right 58 R...

  • Page 34: Instruction Stickers

    5 | Attachment 5.4 Instruction stickers 1. Clean soiled stickers. 2. Damaged or illegible stickers must be replaced immediately. 3. Apply the specified stickers to spare parts. Always plug in all hydraulic lines. Other- wise components could be damaged be- cause of interconnected hydraulic func- tions.
  • Page 35 Attachment | 5 Pressure display for fan drive 00384068 00384068 Pressure gauge (1) MTS (Main Tank Supply) (2) Overpressure fan 00386231 Preload pressure on the coulter discs (single coulter disc) min. 100 bar. 00385802 Ensure leak tightness of seed hopper and the entire pneumatic system to avoid leaks.
  • Page 36 5 | Attachment Lashing points Hook fastening gear (lashing belts, chains, etc.) here. Loading work only by operators trained by HORSCH! 60010418 00385757 60010418 Jack lifting point 00385971 00385971 Retighten the wheel nuts bolts for the first time after 50 km or 10 hours – see maintenance overview.
  • Page 37 Attachment | 5 Tighten with the appropriate torque. 60030941 Check the tyre pressure at regular inter- vals, adapt if necessary - see mainten- ance overview. 00384081 Tighten with the appropriate torque. 00385488 00385488 Speed PTO shaft 1,000 rpm 00385581 Attach the scales here when calibrating. 00380879 60026387 •...
  • Page 38 5 | Attachment Turn the switch-over ball valve to the re- spective position before activities. (1) Field work (2) Road transport and flaps 60007781 Pressure gauge for AutoForce 2-sectional (1) Section 1: Area outside the tracks (2) Section 2: Area near the tracks 00385972 Fan speed setting (1) Fan fertiliser...

  • Page 39: Hydraulics

    Attachment | 5 Ensure correct installation of the rotor. It is important for the cut-outs to point downward in the metering unit (1). 60018860 Filling auger (1) Activating (2) Deactivating 00385661 5.5 Hydraulics WARNING Risk of serious accidents and injuries from unintentional hydraulic movements! Ø...

  • Page 40: Marking Of Hydraulic Hoses

    5 | Attachment NOTE Ø Operate the machine with mineral-based hydraulic oil. Do not mix mineral oils with organic or ester oils. The hydraulic circulation of the tractor must contain mineral-based hydraulic oil. Ø Oil purity acc. to ISO 4406: 18/16/13 Ø...

  • Page 41: Operation

    6 Operation WARNING Ø Whenever working on the machine pay attention to the associated safety notes in the chapter "Safety and Introduction" as well as the accident preven- tion regulations! 6.1 Tractor change When changing the tractor, the machine must be adapted to the tractor. Ø...
  • Page 42 6 | Operation DANGER Serious accidents from loss of stability! Machines with pneumatic brake: Ø Do not move the machine without a brake line connected. Ø When connecting always connect the yellow connection (brake line) first. WARNING With negative drawbar load the machine may tilt back and cause severe injury to persons.

  • Page 43: Transport Position

    Operation | 6 Support The support is height-adjustable. 1. Unfold the crank and select the desired gear (1): • without load: Pull the crank out for fast gear. • with load: Push the crank in for slow gear. 2. Turn the crank in the desired direction (2). 3.
  • Page 44 6 | Operation Make the following additional adjustments before road travel: Connecting the machine, see section Connecting. Twin disc fertiliser coulter: Turn the fertiliser coulter at the connecting point to the frame upward. 1. Folding the machine in, see section Folding in. 2.

  • Page 45: Parking

    Operation | 6 6.2.3 Parking DANGER Serious accidents from loss of stability! Ø Park the machine only on a level and firm ground. Ø Secure the machine with wheel chocks against rolling away before unhitch- ing. Ø Secure the machine with the parking brake against rolling away before un- hitching.
  • Page 46 6 | Operation 7. Unplug the brake lines, ISOBUS and lighting and hook in the bracket. Attach the cover caps if so equipped. 8. Unhitch the machine. Machines with drawbar eye: • Adjust the height of the drawbar by cranking the support so that the machine can be picked up.

  • Page 47: Folding

    Operation | 6 6.3 Folding WARNING Serious crushing due to lowering / dropping machine parts Ø No persons may stay under raised machine parts. Ø Order persons to leave the danger zone around the machine. Make sure be- fore folding that no persons are present in the danger zone. Ø...

  • Page 48: Folding In

    6 | Operation Lock valve closed 4. Turn on the drill controls. 5. Unfolding the machine. Refer to the drill controls operating instructions. 6. Open the lock valve on the drawbar. 7. Adjust both support wheels to the required height by means of the screw ad- justments and secure with locking nuts: 6.3.2 Folding in WARNING...
  • Page 49 Operation | 6 Lock valve closed 4. Switch on the E-Manager. 5. Folding in of the machine. Refer to the drill controls operating instructions. 6. To observe the transport width (3 m), fully retract both support wheels using the screw adjustments and secure with locking nuts: CAUTION Danger of damage to the machine Ø...

  • Page 50: Use In The Field

    6 | Operation View from the tractor cabin 6.4 Use in the field 6.4.1 Work instructions NOTE Please note: Ø To control the seed refer to the operating instructions for the drill controls. Ø The machine must be in horizontal position when used in the field. Ø...

  • Page 51: Position Of Control Units During Use In The Field

    Operation | 6 In the drill controls one can set a delay for seed metering after fertiliser metering so that seed and fertiliser will be in the ground at the same time. The delay is factory- set to “0”. The delay can be set in 0.1 second steps up to a value of max. 2 seconds. Once use in the field has been started a warning tone will sound from the start of fertiliser metering to the start of single grain metering.

  • Page 52: Checks

    6 | Operation 6.4.2 Checks The working quality essentially depends on the adjustments and checks made prior to and during use, as well as on regular care and maintenance of the machine. Ø Carry out all maintenance tasks and adjustments before starting to work. NOTE Ø...
  • Page 53 Operation | 6 Ø Check the quality of the seed, see chapter Metering system single grain Air- Seed Speed, Checking section. Ø Have the fitting metering discs been selected and installed in all metering Drill unit units? Ø Have all metering units been correctly adjusted? Ø...

  • Page 54: Pneumatic System

    7 Pneumatic system 7.1 Overview Without micro-granular compound facility 1 Overpressure/MTS fan (left hopper 5 Fertiliser fan side) 2 Air distributor overpressure/MTS with 6 Fertiliser metering unit lever 3 Distributor overpressure/seed bar 7 Fertiliser distributor tower frame 4 Central distributor (MTS) With micro-granular compound facility 60026387 •...

  • Page 55: Tank

    Pneumatic system | 7 Overpressure/MTS fan Fertiliser/micro-granular compound air distributor Air distributor overpressure/MTS Micro-granular compound metering with lever auger Distributor overpressure/seed bar Distributor tower for micro-granular frame compound Central distributor (MTS) Fertiliser metering unit Fertiliser/micro-granular compound 10 Fertiliser distributor tower Pressure gauge 1 AutoForce 2/4-sectional 5 Central distributor/MTS fan...
  • Page 56 7 | Pneumatic system Railing with folding mechanism 1 Locking bolt Unfolding railing Ø Use the lever to fold up the railing. Ø Let the locking pin (1) engage. Folding the railing in CAUTION Damage to the machine caused by collision. Ø...

  • Page 57: Central Distributor (Mts)

    Pneumatic system | 7 NOTE During transportation over long distances or on very bumpy roads, the fertiliser in- side hopper may solidify. Before starting work, the fertiliser must be free flowing. Fertiliser should only be filled in when the machine is in the field or it may have to be loosened again, e.g.
  • Page 58 7 | Pneumatic system Gate valve blind plug Gate valve 1. Remove the blind plug on both sides (9) and push in the gate valve (10). 2. Open the maintenance flaps and remove any contamination. 3. Remove seed from the area of the maintenance flaps. 4.

  • Page 59: Combination Fan

    Pneumatic system | 7 NOTE Ø On all outlets, either a hose must be connected to the metering unit or a blind plug inserted. Air losses in the area of the central distributor may cause serious drilling er- rors! Error messages in the drill controls may be caused by air losses in the MTS System or in the ! 7.4 Combination fan The combination fan simultaneously generates overpressure for the metering system...

  • Page 60: Fertiliser Equipment

    7 | Pneumatic system 7.5 Fertiliser equipment The fertiliser equipment enables simultaneous and direct fertiliser placement while drilling. The equipment consists of: • Pressure hopper • Metering unit with fall sluice • Fan • Distributor tower with hoses • Fertiliser coulter Fall sluice In the fall sluice the metering unit injects the fertiliser into the air flow (see chapter Metering unit).

  • Page 61: Fertiliser Fan With Direct Drive

    Pneumatic system | 7 Distributor tower with fertiliser hoses 7.5.1 Fertiliser fan with direct drive The hydraulic fan is directly driven by the tractor hydraulics. The tractor must be equipped with a flow control valve to control the fan speed. The leak oil line must be connected to the tractor free of pressure! The hydraulic pump must deliver sufficient oil to prevent the fan speed from drop- ping, even when the tractor speed drops or other hydraulic functions are activated.

  • Page 62: Fertiliser Fan With Pto-Shaft Pump

    7 | Pneumatic system Checks and maintenance WARNING Risk of injury from running fan. Ø Never operate the fan without protective grille. Ø Remove the protective grille only after the fan has stopped. Ø Shut down the fan drive before starting with maintenance work and secure against restarting.
  • Page 63 Pneumatic system | 7 NOTE Ø Allow the PTO-shaft pumps to warm up prior to use in the field for approx. 5 min at idle speed. Ø Fasten the pump with the bracket firmly but stress-free to the tractor, other- wise the pump or the gear could get damaged. Ø...
  • Page 64 7 | Pneumatic system Fan speed adjustment The rotational speeds for both fans are adjusted with a hand wheel. Due to the additional cooling function, the fertiliser fan must always run at min. 3000 rpm. The fan for the metering system fan can be regulated to lower the speed for differ- ent seed types.

  • Page 65: Fan Speeds

    12 km/h 15 km/h Machine Maestro 16 SX Maestro 16 SX with contact fertil- iser Table 2: Maximum fertiliser quantities in kg/ha Depending on the type of fertiliser, the max. possible quantity may even be less. 60026387 • 01 • 03/2021 • en...

  • Page 66: Checks And Maintenance

    7 | Pneumatic system 7.5.5 Checks and maintenance WARNING Risk of injury from running fan Ø Deactivate the fan drive before beginning with maintenance work and secure it against restarting. NOTE Ø The fan speed setting for fertiliser placement must be checked on all coulters before starting work and also at regular intervals when working on large areas.
  • Page 67 Pneumatic system | 7 Clamping taper When tightening the screws, especially with a new assembly, the fan wheel will move towards the housing in the direction of the protective grid. 1. Align a loose flange closer to the hydraulic motor, the gap between impeller and intake side must remain as small as possible.
  • Page 68 7 | Pneumatic system 7.5.5.2 Troubleshooting Fault Possible cause Remedy Bearing damage on fan • Normal wear • Replace bearing • Fan did run with ex- • Never run the fan cessive power without connected pneumatic hoses • Unbalance in impeller wheel •...

  • Page 69: Drill Unit

    8 Drill unit NOTE Any changes and settings made on the assembly groups of the drill unit, which in- fluence the placement of seed or fertiliser, have an effect on the quality of the seed. Ø The placement of seed and fertiliser must therefore be checked when starting work, when making changes to settings and, when working on larger areas, also regularly in between.
  • Page 70 8 | Drill unit Readjusting coulter discs This pre-tension will reduce due to wear and the discs will no longer have contact. In this case the discs must be replaced or readjusted: Coulter disc adjustment 1. Unscrew the depth guide wheels. See the depth guide wheels section. 2.
  • Page 71 Drill unit | 8 Coulter discs Clearing unit The support skid is especially suitable for sandy soils as well as small seeds (rape, sugar beets, etc.). Support skid The clearing unit can be installed or removed without dismantling the coulter discs: 1.
  • Page 72 8 | Drill unit Coulter disc Trap roller Clearing unit / support skid 1. Adjust the position of the trap rollers if the coulter discs are worn: 60026387 • 01 • 03/2021 • en...

  • Page 73: Depth Guide Wheels

    Drill unit | 8 Ø 381 m Ø 370 m Ø 350 m Ø 330 mm 2. When replacing the coulter discs move the trap roller down again (position 1). 8.1.2 Depth guide wheels During sowing the depth guide wheels must rest against the coulter disc and clean them.
  • Page 74 8 | Drill unit Variants Two additional variants of the depth guide wheels are available as option: Standard design Depth guide wheel with spokes The soil can escape more easily from the depth guide wheel in case of block- ages due to sticky conditions. However, the wheels are not suitable on stony soils or with long-stem harvest residues.

  • Page 75: Trap Rollers

    Drill unit | 8 NOTE Ø Check the seed placement whenever changing the depth setting. Ø If the seed placement is adjusted deeper, you must check the coulter pres- sure. If necessary, you must increase the coulter pressure in order to assure the drilling depth.

  • Page 76: Press Rollers

    8 | Drill unit NOTE Ø Never work without trap roller! Serious drilling errors may occur if the grains are not pressed against the soil by the trap roller! Ø Check the position and function of the trap rollers regularly. Wear When new, the trap roller runs with the lowest setting (approx.
  • Page 77 Drill unit | 8 WARNING Danger of injury caused by rotating press rollers Ø Do not step on the rotating press rollers. 1. Slightly lift the machine. Adjusting the consolidation 2. Pull the adjustment lever back out of the locking gate and engage it in the new position.
  • Page 78 8 | Drill unit Always adjust the same gap width on all press rollers. 1. Loosen the screw, take off press roller and spacer bushing (c). 2. Assemble spacer bushing and press roller in reverse order. 3. Tighten the screws with 200 Nm. •...
  • Page 79 Drill unit | 8 NOTE Ø Always use the finger press wheel in combination with the rubber press roller to limit the submersion depth. Finger press wheel • Compaction through coulter discs and depth guide rollers are removed. Rubber narrow / spike press wheel •...
  • Page 80 8 | Drill unit Mounting finger and spike The finger or spike press wheels are mounted offset to the rubber press rollers: press wheels Direction of travel 1 Finger / spike press wheel 2 Fertiliser coulter 3 Rubber press roller 1.

  • Page 81: Clearing Stars (Option)

    Drill unit | 8 The rollers shall run symmetrically over the seed furrow. 4. Adjust the distance of the spike or finger press wheels using the sleeves sup- plied. Distances (a) and (b) must be equal. The press roller must turn freely and may not collide with other components.
  • Page 82 8 | Drill unit 8.1.5.1 Clearing stars for single disc coulter Adjusting the working depth WARNING Serious crushing due to lowering / dropping machine parts. Ø Support the raised machine by appropriate means. Ø Do not work under the raised machine without proper safeguards. The position of the clearing starts is set on the hole pattern via the adjustment bolts.
  • Page 83 Drill unit | 8 Limit toward the top (hard soil conditions) 3. Align and insert the adjustment bolt so that the upper bolt (1) points to the in- side and the lower bolt (2) to the outside: Limit toward the bottom (soft soil conditions) 4.
  • Page 84 8 | Drill unit Fixed position 5. Align and insert the adjustment bolt so that both bolts point to the inside. 60026387 • 01 • 03/2021 • en...

  • Page 85: Coulter Pressure

    9 Coulter pressure During drilling the weight of the frame presses the coulter discs into the ground un- til the depth guide rollers rest on the ground. Hydraulic coulter pressure The hydraulic cylinders for the coulter pressure transfer additional pressure on the drill units, see chapter Hydraulics.
  • Page 86 9 | Coulter pressure Item 2 springs 4 springs 10 kg 20 kg 23 kg 46 kg 30 kg 60 kg 45 kg 90 kg Direction of travel Positions 1-4 1. Lift the machine. 2. Pull the bolt out of the spring holder. 3.

  • Page 87: Airspeed Single Grain Metering System

    10 AirSpeed single grain metering system 10.1 Overview Metering system 1 Seed supply 2 Pneumatic hose vacuum 3 Pneumatic hose seed acceleration 4 Row Module Planter (RMP) 5 Engine 6 Barrel transition 7 Metering unit 8 Pneumatic hose pressure compensation 10.2 Components 10.2.1 Motor / motor control Row Module Planter (RMP)

  • Page 88: Metering Unit

    The two LEDs on the housing indicate the motor status: • lit continuously: no fault • flashing: motor fault NOTE Ø In the event of a motor fault, enter the error code in the HORSCH Error codes app and follow the corresponding action instructions. 10.2.2 Metering unit CAUTION Risk of crushing on the metering unit! Ø...
  • Page 89 AirSpeed single grain metering system | 10 8 Metering disc mounting 11 Grain discharge point / transfer point to barrel 9 Intake valve and seed depot 12 Mounting and transition of barrel 10 Separator 13 Metering disk sealing lip with notch 14 Ejection wheel The generated overpressure presses the grains against the rotating metering disc...
  • Page 90 10 | AirSpeed single grain metering system Check the setting 4. Sow for a length of approx. 50 m before each check. 5. Switch off the fan and remove the removable half of the housing. 6. Check filling of the metering disc and adjust the position of the grain feed gate: 1 Setting OK 2 Close the grain feed gate more or position it downward.

  • Page 91: Barrel

    AirSpeed single grain metering system | 10 10.2.3 Barrel After the grain transfer in the metering unit the grain drops through the barrel to the ground. The sensor is the basis for monitoring the drilling process. The sensor detects each grain and reports it to the computers.
  • Page 92 10 | AirSpeed single grain metering system WARNING Risk of accident Ø Secure the machine against lowering and unexpected movements. Ø Staying under unsecured raised machine parts is prohibited. Ø Carry out work on raised machine parts only if they are mechanically suppor- ted with suitable means.
  • Page 93 AirSpeed single grain metering system | 10 Because of its shape, the Barrel has an important function with grain placement. The Barrel must not be damaged or soiled. Dust deposits in the sensor window can adversely affect the signals on the sensor. This can be the reason for incorrect data (faults) in the computer.

  • Page 94: Operating The Metering System

    10 | AirSpeed single grain metering system 10.3 Operating the metering system 10.3.1 General notes The parts inside the metering unit are precision parts! 1. Negative impact such as contamination, leaks, moisture or wear compromise the quality of the seed. 2.
  • Page 95 AirSpeed single grain metering system | 10 Adjusting the metering The retainer of the metering disc can be adjusted axially so that the metering disc has the correct distance to the housing and to the separator. disc The metering disc must be locked with the rotary handle. 1.
  • Page 96 10 | AirSpeed single grain metering system 4. Insert the required metering disc so that the separator rests against the edge of the disk: 5. Hold the metering disc against it and turn the rotary handle toward the left to the stop position (3).
  • Page 97 AirSpeed single grain metering system | 10 Ejection wheel Colour Number of teeth Suitability for metering discs with number of holes green white 1. Push on the ejection wheel when changing it so that the side shown points to- ward the outside: 1.

  • Page 98: Adjusting The Metering Unit

    10 | AirSpeed single grain metering system 10.3.3 Adjusting the metering unit Before starting drilling some adjustments must be made to the metering unit, these may need to be adapted later during drilling. NOTE The data in the tables are guide values. Depending on seed, working speed and other factors further adaptations may be necessary for fine tuning.
  • Page 99 AirSpeed single grain metering system | 10 Maize with average grain size Example (see Settings table) • Metering disc 01240750 • Grain feed gate: Position 5-6 • Ejection wheel: Number of teeth 7 (01240781) • Separator: 1-0 (01240800) • Overpressure: 30-40 mbar Check the settings on the metering unit before filling in the seed: 3 Checking the settings •...
  • Page 100 10 | AirSpeed single grain metering system 30 x 2.5 mm 01240725 – 01 Sunflowers 2 - 4 20 – 30 7 (01240781) 1-1 ** 1 row of holes Sugar beet (60029336) 1 row of holes (01240800) 30 x 3.0 mm 01240730 –...
  • Page 101 AirSpeed single grain metering system | 10 48 x 5.0 mm 60020765 Beans Ø > 7 mm 5 - 6 30 - 50 (01242681) 1 row of holes (01240800) 48 x 6.0 mm 60020762 Beans Ø > 7 mm 5 - 6 30 - 50 (01242681) 1 row of holes...

  • Page 102: Cleaning The Metering Unit

    10 | AirSpeed single grain metering system 1. Drive the travel distance with constant speed (approx. 50 m). 2. After the acceleration phase the grains should have been placed at normal working speed. 3. Open seed furrows of various rows (distributed across the entire working width) over a length of at least 10 m.
  • Page 103 AirSpeed single grain metering system | 10 4. Carefully clean the barrel from the top and bottom with the cleaning brush provided (4). Do not damage the lens of the sensor during this process. Do not use any pointed or sharp objects for cleaning! NOTE Drilling errors, up to stopping of the metering unit, may occur if the metering sys- tem is not cleaned on a regular basis!

  • Page 104: Troubleshooting

    10 | AirSpeed single grain metering system 10.3.5 Troubleshooting Seed problems and errors may develop, amongst others, during grain pick-up (1), on the separator (2), at grain dispensing (3), at the seals (4) or on the Barrel: Possible problems and suggested solutions have been compiled in the Troubleshoot- ing table.
  • Page 105 AirSpeed single grain metering system | 10 Metering disc jammed If the cotter pin on the rotary handle has been shorn off or is missing, the metering disc is pushed against the housing and will jam against it. 1. Access the function for clearing or reverse rotation of the motor in the drill controls (Diagnostics area –...

  • Page 106: Single-Disc Fertiliser Coulter

    11 Single-disc fertiliser coulter The single-disc coulter is suitable for all soil grades (degrees of fertility), especially on dry soils that can be easily pushed. The fertiliser discs run at an angle of 8° to the drill units. The fertiliser is placed ap- prox.
  • Page 107 Single-disc fertiliser coulter | 11 100 mm Fastening screw 1. Loosen the fastening screw (5) and unscrew the stop (1). 2. Set the stop position to the desired position and tighten the screw again. Hydraulics The depth guide wheels should rest on the ground with as little pressure as possible when working in the field.
  • Page 108 11 | Single-disc fertiliser coulter Preload pressure sticker on pressure gauge If preloading is not sufficient through the rubber bearings, the depth guide rollers do not rest securely on the ground. Continuous contact with the ground is not ensured then. 3.
  • Page 109 Single-disc fertiliser coulter | 11 Maintenance Ø Check fertiliser pipes for dirt and blockage. Ø Check the wear of the scrapers or fertiliser pipes and replace if necessary. Replacing the fertiliser pipe with scraper 1. Open the nut (1), remove the fertiliser pipe and washers (2-4). 2.
  • Page 110 11 | Single-disc fertiliser coulter NOTE Ø Adjust the depth guide wheels as close to the coulter discs as possible. How- ever, they should contact the coulter discs too tightly. Check: Lift and release the depth guide wheels. They must drop down by their own weight.

  • Page 111: Metering Unit

    12 Metering unit The HORSCH metering unit consists of only a few individual parts and can be dis- mantled without tools. Metering unit Housing Drive motor Discharge flap with sealing lip Rotor Side cover with roller bearing Side cover for pressure hopper with scraper plate...

  • Page 112: Rotors

    12 | Metering unit 12.1 Rotors Different rotors are available for the various fertilisers in powder or granulate form. The selection of individual rotors for various applications, working widths and deliv- ery volumes is described in the drill controls instructions. The cell rotors are arranged according to their delivery rate per revolution.

  • Page 113: Adjusting The Sealing Lip

    Metering unit | 12 Ø When the hopper is full, fertiliser residues may be found under the gate valve. Remove the fertiliser from inside the metering unit before the installation. Ø Install the new rotor. Ø Check the settings of sealing lip and the concentricity of the rotor. Ø...

  • Page 114: Maintenance Of Metering Unit

    12 | Metering unit Ø Take out the rotor. Ø Insert the side cover with the new sealing lip. Tighten the sealing lip only far enough to still allow it to slide. Ø Move the lip, so that it projects approx. 1 mm into the roller recess. Ø...

  • Page 115: Plug Assignment On Motor

    Metering unit | 12 12.2.1 Plug assignment on motor In case of cable break or repair work on the plug, the cables can be connected by soldering. However, the use of crimping contacts is recommended. Cable blue white brown green yellow 60026387 •...

  • Page 116: Optional Equipment

    13 Optional equipment 13.1 Micro-granular compound facility With the micro-granular compound facility additional granulate, e.g. pesticides or fertiliser, is placed. Depending on equipment and setting, the granulate can be placed with the grains into the seed furrow, or on the surface. The system consists of a pressure hopper, a metering unit with metering auger and an electric drive.
  • Page 117 Optional equipment | 13 Hopper blocked, metering auger removed Seed calibration The calibration sequence and the input on the terminal is identical with the calibra- tion for seed/fertiliser. NOTE The metering units must first run in during initial use. Ø During initial use repeat calibration after one hour running. NOTE The metering augers must run in before calibration or before filling with seed/gran- ulate.
  • Page 118 13 | Optional equipment 16. Drilling can be started if the appropriate speed range is displayed after enter- ing the weight. 17. If the indicated speed range is not suitable for drilling, the metering auger may need to be replaced and the calibration process repeated. Adjusting the air volume The required air quantity, i.e.

  • Page 119: Autoforce

    Optional equipment | 13 With optional equipment granulate can also be placed on the surface behind the press rollers. Ø Reconnect the hose for this purpose: 1 Connection for placement in seed furrow 2 Connection for placement on surface For wider distribution granulate can be directed onto a deflector plate. Ø...

  • Page 120: Brake System

    13 | Optional equipment 13.3 Brake system DANGER Uncontrolled rolling of the machine may cause severe injuries by crushing or rolling over. Ø Park the machine only on level ground with sufficient load bearing capacity. Ø Towed machine: Engage the tractor brake before releasing the brake. Ø...
  • Page 121 Optional equipment | 13 1 Coupling head provision - yellow Coupling head provision - red 2 Brake valve unit 3 Air vessel 4 Drain valve 5 Cylinder spring accumulator 6 Relay valve The tractor must always be secured with the parking brake when connecting. Connecting the brake 1.
  • Page 122 13 | Optional equipment Spring accumulator brake cylinder DANGER Serious accidents through the pretensioned spring Ø Never open the spring accumulator brake cylinder by force nor dismantle it! Mechanical release fixture The parking brake may need to be released without the required pressure being available in the air vessel.
  • Page 123 Optional equipment | 13 Ø Clean the filters in the coupling heads whenever required, but at least once every year. Ø To ensure the function of the valves, anti-freeze should be added to the com- pressed air. Follow the operating instructions of the tractor! Ø...

  • Page 124: Filling Auger

    13 | Optional equipment 13.4 Filling auger WARNING Danger of severe injury caused by the rotating auger. Ø Never reach into the rotating auger! Ø Operate the screw only by one person. Ø Operate the auger only when the swivelling parts has been unfolded and locked.
  • Page 125 Optional equipment | 13 Unfolding WARNING Danger of injury caused by the dead weight of pipe or funnel. Ø Hold the swinging part when opening the interlocking. WARNING Danger of crushing on the pipe connecting flange. Ø Do not hold the pipe by the connecting flange when swinging out! 1.
  • Page 126 13 | Optional equipment Filling 1. Switch on the hydraulic drive on the tractor: Switch on the filling auger 2. Run the tractor with raised engine speed. 3. Switch on the hydraulic motor by the three-way valve. 4. Fill fertiliser into the hopper. Watch out for foreign particles! 5.

  • Page 127: Agitator Shaft

    Optional equipment | 13 13.5 Agitator shaft WARNING Danger of injury Ø Open the flap for residual quantity emptying only when the machine has been shut down and secured against restarting. Ø Never operate the agitator shaft with the discharge flap open. Ø...

  • Page 128: Troubleshooting

    14 Troubleshooting Fault Possible cause Remedy Too many faults Working speed too high Reduce working speed. Required grain frequency (grains/s) Reduce working speed. too high Overpressure too low Increase the pressure. Check lines and connections for leaks. Grain feed gate set incorrectly Set the grain feed gate correctly.
  • Page 129 Troubleshooting | 14 Fault Possible cause Remedy Variation coefficient too high Required grain frequency (grains/s) Reduce working speed. (display in the drill controls) too high Overpressure set incorrectly Adapt the fan speed. Too many missing/double seeds Check the area of grain dispensing in the metering unit and Barrel for sharp edges.
  • Page 130 14 | Troubleshooting Fault Possible cause Remedy Irregular fertiliser distribution Fan speed set incorrectly Adjust setting and measure trans- verse distribution. Air losses – pressure hopper lid, fall Eliminate leakages. sluice, calibration cover, tower or hoses leaking Fan suction filter blocked Clean the suction area.

  • Page 131: Care And Maintenance

    The machine has been designed and built to offer maximum performance, economy and operator friendliness under a vast variety of operating conditions. Prior to delivery, the machine was checked at the factory and by the HORSCH sales partner to ensure the optional condition of the machine.

  • Page 132: After 10 Operating Hours

    15 | Care and maintenance 15.1.1 After 10 operating hours Maintenance location Work instructions Retighten all screw and plug- Even firmly tightened screw and hydraulic connections may loosen. in connections as well as the hydraulic connections. Retighten all wheel nuts initially after 10 hours or 50 km.

  • Page 133: During The Season

    Care and maintenance | 15 15.1.3 During the season Maintenance location Work instructions Interval Machine in general Frame and frame connecting Check condition and firm seating daily parts Drill unit Clamping plates of the drill When the rows are adjusted, retighten all screws, see section Clamp- 40 h units ing plates (torque 180 Nm).
  • Page 134 15 | Care and maintenance Rotor Check for sticking cells and clean. daily Motor bearing and housing Check for condition and smooth running. prior to use cover Distributor tower Check distributor and hoses for damage and blockage, clean the dis- prior to use tributor.

  • Page 135: At The End Of The Season

    Care and maintenance | 15 Safety installations Lighting and warning boards Check condition and function daily Warning and safety stickers Check that they are in place and legible 40 h 15.1.4 At the end of the season Maintenance location Work instructions Complete machine Perform care and cleaning work;...

  • Page 136: Wheels

    Ø Check the wheel nuts regularly for tight fit. Ø Check the tyre pressure regularly while the tyres are cold. Ø Pay attention to the chapter Maintenance. Ø Use only tyres and rimes approved by HORSCH. 15.2.1 Changing wheels WARNING Traffic and work accidents from improper mounting! Ø...
  • Page 137 Care and maintenance | 15 00385971 5. Loosen the wheel nuts by half a turn. 6. Lift the axle with the jack until the wheel is clear. 7. Adjust the tripod trestle to the correct length and put it under the axle. 8.

  • Page 138: Lubricating The Machine

    15 | Care and maintenance 15.3 Lubricating the machine Ø Lubricate the machine regularly and after each wash with a suitable grease gun. This ensures operability and reduces repair costs and downtimes. CAUTION Handling lubricants Lubricants and mineral oil products are no danger to health as long as they are used as instructed.

  • Page 139: Clean The Machine

    Care and maintenance | 15 15.4 Clean the machine Ø Clean the machine thoroughly at regular intervals and after the end of the sea- son. Ø Wear the necessary protective outfit when performing any work to protect your health and safety. Ø...

  • Page 140: Machine Storage

    15 | Care and maintenance NOTE Ø Do not clean electrical components, hydraulic cylinders and bearings with a high pressure cleaner or direct water jet. Housings, screw fittings and bearings are not waterproof under high pressure. Ø Clean every day when in use. 15.5 Machine storage The following steps must be followed if the machine is to be shut down for a longer period of time:...

  • Page 141: Disposal

    Attention must be paid to all valid regulations! Decommissioning and waste disposal must only be carried out by operators who have been trained by HORSCH. Contact a waste disposal company, if this should be necessary. 60026387 • 01 • 03/2021 • en...

  • Page 142: Appendix

    17 Appendix 17.1 Selecting the metering auger Metering augers in different sizes are available for different granulates/types of fruit and placing quantities. The volume is embossed on the auger shaft for differenti- ation. Metering auger Size in cm³ NOTE Ø Select the metering augers according to the following table. Ø...

  • Page 143: Tightening Torque

    Appendix | 17 17.2 Tightening torque NOTE Ø The tightening torques only serve as guidelines and are generally valid. Actual data given at the corresponding points in the operating instructions have pri- ority. Ø Screws and nuts must not be treated with lubricants, since this would change the friction value.

  • Page 144: Inch Screws

    17 | Appendix 2.00 1160 1360 3.00 1000 1570 1840 2.00 1200 1700 1990 3.50 1500 2130 2500 2.00 1060 1670 2370 2380 17.2.2 Inch screws Tightening torques – inch screws in Nm Screw diameter Strength 2 Strength 5 Strength 8 No marks on head 3 marks on head 6 marks on head...

  • Page 145: Adapting The Propshaft

    Appendix | 17 17.3 Adapting the propshaft 17.3.1 Determine the operating lengths 1. Connect the machine to the tractor. 2. Position machine and tractor toward each other to achieve the smallest oper- ating length of the propshaft. 3. Slide one half of the propshaft onto the PTO-shaft of the tractor until the lock engages: 4.
  • Page 146 17 | Appendix 6. Mark the inner protection half of the propshaft. In the shortest operating state the distance to the safety funnel must be at least 40 mm: min. 40 mm 7. Hold the propshaft halves against each other and transfer the dimension to the outer protective sleeve: 8.

  • Page 147: Shortening The Propshaft

    Appendix | 17 17.3.2 Shortening the propshaft 1. Unlock the safety funnel with a suitable tool, e.g. a screwdriver: 2. Pull off the safety funnel: 3. Pull off the inner protective tube: 60026387 • 01 • 03/2021 • en...
  • Page 148 17 | Appendix 4. Loosen the mounting screws on the elastic element all the way around: 5. Unhook the elastic element with a suitable tool: 60026387 • 01 • 03/2021 • en...
  • Page 149 Appendix | 17 6. Twist the elastic element and the outer protective tube against each other to unlock it: 7. Remove the outer protective tube together with the elastic element. 8. Shorten the inner and outer protective tube: Inner protective tube Outer protective tube 60026387 •...
  • Page 150 17 | Appendix 9. Propshafts with sealing ring Remove the screws on the sealing ring and take off the sealing ring from the outer profile tube: 10. Shorten the inner and outer tube profile by the same length as the respective protective tube.
  • Page 151 Appendix | 17 Fasten the sealing ring 14. Slide the inner protective tube onto the profile tube: 15. Slide on the safety funnel until it engages: 16. Push the outer protective tube together with the elastic element fully onto the other profile tube: 60026387 •...
  • Page 152 17 | Appendix Position of outer protective tube – not engaged 17. Twist the elastic element and the outer protective tube against each for both components to engage: Position of outer protective tube - engaged 60026387 • 01 • 03/2021 • en...
  • Page 153 Appendix | 17 18. Tighten the mounting screws: 19. Hook in the elastic element again using a suitable tool: 20. Lubricate the outside surface of the inner protective tube. 21. Push both propshaft haves together. 22. Lubricate the propshaft at all lubrication points. ð...

  • Page 154: Mechanical Telescopic Axle (Workshop Work)

    17 | Appendix 17.4 Mechanical telescopic axle (workshop work) WARNING Traffic and work accidents from improper mounting! Ø Have the mounting and adjustment work performed by a qualified shop. For transporting the machine, the telescopic axle is fully pushed in (transport width 3 m);...
  • Page 155 Appendix | 17 60026387 • 01 • 03/2021 • en...
  • Page 156 Notes 60026387 • 01 • 03/2021 • en...
  • Page 158 All details on technical specifications and illustrations are approximate and non-binding. Subject to technical product revisions.

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