horsch Maestro RV Series Operating Instructions Manual
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horsch Maestro RV Series Operating Instructions Manual

horsch Maestro RV Series Operating Instructions Manual

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OPERATING INSTRUCTIONS
Maestro RV
TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS
READ CAREFULLY PRIOR TO STARTING UP!
KEEP OPERATING INSTRUCTIONS IN A SAFE PLACE!
ART.:
8043
0233
ISSUE:
03/2019

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Summary of Contents for horsch Maestro RV Series

  • Page 1 OPERATING INSTRUCTIONS Maestro RV TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS READ CAREFULLY PRIOR TO STARTING UP! KEEP OPERATING INSTRUCTIONS IN A SAFE PLACE! ART.: 8043 0233 ISSUE: 03/2019...
  • Page 3 HORSCH: ..............Confirmation of receipt of machinery Warranty claims become only effective when the first use of the machine is reported to HORSCH Maschinen GmbH within a week. www.horsch.com under SERVICE PARTNERBEREICH an interactive PDF form is available for down- load for this purpose (not available in all languages).
  • Page 4 EG-Konformitätserklärung HORSCH Maschinen GmbH Sitzenhof 1, D-92421 Schwandorf erklärt hiermit in alleiniger Verantwortung als Hersteller, dass das nachfolgend genannte Produkt: Sämaschine Maschine: Typ: Maestro RV den einschlägigen grundlegenden Sicherheits- und Gesundheitsanforderungen der Richtlinie 2006/42/EG entspricht. Schwandorf, 05.03.2018 Klaus Winkler Dokumentationsbevollmächtigter...

  • Page 6: Table Of Contents

    Table of contents Operation .............37 Introduction ...........4 Connecting/Parking ........37 Foreword ............4 Connecting ...........37 Notes on representation .........4 Transport position .........39 Service............5 Parking ............40 Warranty claim processing ......5 Folding ............42 Consequential damage........5 Unfolding ............42 Safety and responsibility ......6 Use in the field ..........44 Intended use ...........6 Pneumatic system ........48 Qualification of personnel .......7...
  • Page 7 Troubleshooting .........85 Care and Maintenance .......88 Maintenance intervals........89 Storage ............89 Lubricating the machine .......90 Maintenance overview ........91 Waste disposal ...........96 Appendix .............97 Tightening torques ........97 Mounting position of the support wheels ..99 Index ............100...

  • Page 8: Introduction

    DANGER to the safety notes! Highlights a danger that will lead to death or HORSCH will not assume liability for any dam- severe injury if it is not avoided. age or malfunctions resulting from failure of complying with the operating instructions.

  • Page 9: Service

    Service Consequential damage HORSCH Company would like you to be com- The machine has been manufactured by pletely satisfied with your machine and our HORSCH with greatest care. However, despite services. the intended use deviations in placing quantity up to total failure may be caused by e.g.: If you encounter any problems, please feel free to contact your sales partner.

  • Page 10: Safety And Responsibility

    HORSCH does not assume any liability for Please read and comply with the following safety damages resulting from the unintended use of notes, before you start to use the machine! the machine.

  • Page 11: Qualification Of Personnel

    The person is acquainted with the function of ¾ service personnel from HORSCH. This refers to the machine within the scope of its work and the following activities: is able to assess and avoid any work related dangers.

  • Page 12: Children In Danger

    Children in danger Safety in traffic Children are not able to assess dangers and may DANGER behave unpredictably. Children are therefore especially endangered: No passengers are allowed to ride on the machine! Keep children away from the machine. ¾ Especially before drive off and before trigger- ¾...

  • Page 13: Safety In Operation

    The machine must only be put into operation ¾ in severe accidents. after receiving instructions by employees of the authorized dealer or a HORSCH em- Caution with negative drawbar load! ployee. ¾ In combination with a seed wagon and an The machine registration form must be com- ¾...
  • Page 14 Use only appropriate means when searching Caution when unhitching! ¾ for leaks. Repair any damage immediately! Only park the machine on a firm and level ¾ Oil sprays can cause injuries and fire! surface. Power sockets and connectors on the hydrau- ¾...
  • Page 15 Use in the field What to do in case of voltage flashover Voltage flashover generates high electric volt- ages on the outside of the machine. This results DANGER in extreme voltage differences at the ground No passengers are allowed to ride on the around the machine.

  • Page 16: Fertiliser And Dressed Seed

    Caution! Danger of injury caused by projecting ¾ parts (e.g. coulters)! HORSCH is not liable for damages to life and limb as well as property damages resulting from Assume ergonomic working postures with any ¾ unapproved retrofitting and conversions.

  • Page 17: Care And Maintenance

    Conform to prescribed schedules for repetitive ¾ by an operator who has been trained by tests or inspections. HORSCH for this purpose. Service the machine according to the ¾ ¾ maintenance plan, see chapter Care and maintenance.

  • Page 18: Danger Zone

    Danger zone Failing to pay attention to the danger zone can The area marked red indicates the danger zone result in severe or even fatal physical injuries. of the machine: Do not stand under lifted loads. Lower such ¾ loads to the ground first. Instruct persons to leave the danger zone ¾...

  • Page 19: Safety Stickers

    Safety stickers Safety stickers on the machine warn of hazards Clean soiled safety stickers. ¾ at dangerous points and are an important part Damaged or illegible safety stickers must be ¾ of the safety equipment of the machine. Miss- replaced immediately. ing safety stickers increase the risk of severe or Affix the specified safety stickers on spare ¾...
  • Page 20 Loading hook; hook the load suspension gear (chains, ropes etc.) into this loading hook during loading. Position of safety stickers (depending on equipment)

  • Page 21: Commissioning

    These work activities may be carried out only by Attach lifting tackle only at the marked points. ¾ persons trained by HORSCH for this purpose. Installation WARNING Instruction of the operator and initial installation Increased danger of accidents during commis- of the machine will be carried out by our service sioning.

  • Page 22: Technical Data

    Technical data Maestro RV - Tractor attachment 8.70 - 75 - 80 RV 12.45 - 50 RV Transport width (m) 3.00 3.00 Transport height (m) 3.40 3.40 Transport height with bout marker (m) 3.85 3.85 Length (m) 2.90 2.90 Length with bout marker (m) 3.60 3.60 Weight from (kg)
  • Page 23 Maestro RV on Pronto AS 8.70 - 75 - 80 RV 12.45 - 50 RV Transport width (m) 3.00 3.00 Transport height (m) 3.40 3.40 Transport height with bout marker (m) 3.85 3.85 Length without Pronto AS (m) 2.90 2.90 Length with bout marker Pronto AS (m) 3.60 3.60...
  • Page 24 Maestro RV on FOCUS TD 3-point 8.70/75/80 RV 12.45/50 RV Transport width (m) 3.00 3.00 Transport height (m) 3.40 3.40 Length without Focus TD (m) 2.90 2.90 Transport length with Focus TD (m) 11.20 11.20 Weight without Focus TD from (kg) 2 000 2 600 Weight with Focus TD from (kg)

  • Page 25: Type Plate

    Maestro RV on FOCUS ST 3-point 8.75 RV 12.50 RV Transport width (m) 3.00 3.50 Transport height (m) 3.60 3.60 Length without Focus ST (m) 2.90 2.90 Transport length with Focus ST (m) 11.20 11.20 Weight without Focus ST from (kg) 2 000 2 600 Weight with Focus ST from (kg)
  • Page 26 Maestro 8 RV 2130 2990 2870 3530 6790 5920 (without bout marker)
  • Page 27 Maestro 12 RV 2130 2990 2870 3140 6790 5890 (without bout marker)

  • Page 28: Requirements For The Tractor

    Requirements for the tractor WARNING Risk of accident! Observe the permissible values of the tractor ¾ for axle loads, total weight, tyre load bearing capacity and air pressure. Verify the suitability of the tractor before com- ¾ missioning. The tractor must meet the following require- ments to be able to use the machine as intended: Implement attachment Three-point Cat.
  • Page 29 Electrics / Control system Electric power supply 12 V Lighting Socket, 7-pin, see chapter Lighting Control ISOBUS socket Hydraulics Maximum system pressure 210 bar Oil grade Mineral hydraulic oil Delivery rate 25 l/min at 120 bar Number of dual-acting control units Pressureless return flow (max.

  • Page 30: Calculating The Ballasting

    Calculating the ballasting Required data: The permissible total weight, the permissible axle loads and the load bearing capacity of the tyres must not be exceeded when mounting or hitching up implements. The front axle of the tractor must always be loaded with at least 20 % of the curb weight of the tractor.
  • Page 31 1. Calculation of minimum front ballasting 4. Calculation of the actual total weight with rear implement: • (c + d) - T • b + 0.2 • T • b Enter the result of the calculated total weight and a + b V min the permissible total weight from the operating instructions of the tractor into the table.

  • Page 32: Attachment

    Attachment Overview Maestro RV 5 Drill unit with seed container 1 Fertiliser distributor tower 6 Radar sensor (when connecting to a tractor) 2 Fan - vacuum 7 Supports 3 Implement attachment 4 Hydraulic cylinder Folding WARNING Danger of injury Do not look into the near-area of the radar ¾...

  • Page 33: Hydraulics

    Hydraulics WARNING Unintentional hydraulic movements may lead to severe accidents and injuries! Secure or lock the control units on the tractor. ¾ Instruct persons to leave the operating range ¾ of foldable machine parts. Switch all control units to the locked position ¾...
  • Page 34 Folding Pronto AS attachment Focus attachment 00380881 Hydraulic coupling Hydraulic coupling Pressure accumulator Pressure gauge Restrictor ø 1.5 mm Hydraulic cylinder Folding Coulter pressure/vacuum for tractor attachment G 1/4" G 3/8" G 3/8" Block 00111240 G 1/4" G 3/8" Leak oil connection Fan hydraulic coupling Coulter pressure hydraulic valve block Coulter pressure hydraulic line...
  • Page 35 Coulter pressure/vacuum for Pronto AS attachment G 1/4" G 3/8" G 3/8" Block 00111240 G 1/4" G 3/8" 00380881 Coulter pressure preload hydraulic coupling Coulter pressure hydraulic line Leak oil hydraulic coupling Coulter pressure/hopper hydraulic line Coulter pressure pressure gauge hydraulic coupling Vacuum fan (for Pronto AS pressure gauge) Vacuum measuring hose...
  • Page 36 Bout marker for Pronto AS attachment Pronto AS connection position Shut-off valve, double acting Bout marker, right, hydraulic cylinder Bout marker, left, hydraulic cylinder Restrictor ø 1 mm Bout marker for tractor attachment Connection to tractor control unit Shuttle valve Shut-off valve, double acting Bout marker, right, hydraulic cylinder Bout marker, left, hydraulic cylinder...

  • Page 37: Marking Of Hydraulic Hoses

    Marking of hydraulic hoses Pressure gauge Symbols on the handles of the hydraulic cou- plings indicate the function of the respective hoses: Coulter pressure Unfolding / Folding NOTE The following hydraulic movements are carried out via the hoses marked with Lift •...

  • Page 38: Aluminium Clips

    Aluminium clips NOTE The aluminium clips are placed on the piston Pay attention to the ratio on the machine, see ¾ rods of hydraulic cylinders, depending on the Depth setting. operating states, see chapter Operation. Different aluminium clips The thickness of the clips differs according to colour: Colour blue...

  • Page 39: Lighting

    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 Plugs and cable assignment No. Desig. Colour Function yellow Blinker left 54 g white Earth green Blinker right 58 R...

  • Page 40: Instruction Stickers

    Instruction stickers Clean soiled stickers. ¾ Damaged or illegible stickers must be re- ¾ placed immediately. Apply the specified stickers to spare parts. ¾ Preload the folding hydraulics with min. Maximum tyre pressure 3.0 bar 100 bar in the field. The locking bows of the adjustment bolts The return flow pressure at the fan drive must point upwards.

  • Page 41: Operation

    Operation Connecting The machine must be properly connected before Whenever working on the machine any machine movements. pay attention to the associated safety notes in the chapter “Safety and Depending on the design, the Maestro RV has prevention of accidents” as well as the following different connection options: the accident prevention instructions! Connecting to the seed wagon of the Pronto...
  • Page 42 Connecting to seed wagon Connecting to tractor 1. Clean the towing facilities of seed wagon 1. Clean the towing facilities of tractor and ma- and machine and check for wear. chine and check for wear. 2. Move the seed wagon to the machine. 2.

  • Page 43: Transport Position

    Make the following adjustments before road Transport position transport: 1. Lift the towed machine up against the stop WARNING position. Danger of road accidents caused by losing the 2. Fold and secure the supports if so equipped. machine or machine parts. 3.

  • Page 44: Parking

    Parking Parking when connected to seed wagon (uncoupling from seed wagon) Unfold the seed bar. DANGER Keep the control unit for wings until a folding Serious accidents from loss of stability! pressure of > 100 bar is indicated on the Park the machine only on a flat, paved sur- pressure gauge.
  • Page 45 Parking outdoors Parking in combination with seed wagon CAUTION WARNING Damages from rain water entering the metering Risk of accident due to seed wagon tipping over units and downpipes The machine may cause a negative drawbar Park the machine unfolded also in combina- ¾...

  • Page 46: Folding

    Folding Unfolding Connecting to tractor WARNING Dropping or lowering machine parts can cause 1. Lift the machine completely. severe crushing injuries etc.! 2. Unfold the machine to the stop position. No persons may stay under raised machine ¾ Check the pre-tensioning pressure for the parts! folding cylinder in the pressure gauge (mini- Order persons to leave the danger zone around...
  • Page 47 Folding Connecting to seed wagon Lock the container cover with the snap Connecting to tractor locks. Switch on the E-Manager and select hy- Lock the container cover with the snap draulics Lift in the display. locks. Lift the machine completely. Lift the machine completely.

  • Page 48: Use In The Field

    Use in the field For settings to the fans and the drill unit, ¾ please follow the notes in the corresponding chapters. Please note When connecting to a seed wagon: ¾ Pressure gauge for folding pressure (tractor connection) Remove the spacers from the hydraulic cyl- inders.
  • Page 49 In transport position the drill units hang down. Setting the Lift/Lower control unit The plate (a) is positioned in front of the sensor Do not operate the control unit at full flow rate, since (b), the work signal is not active. the fan speed would otherwise drop too far.
  • Page 50 Adjusting the support wheels NOTE The support wheels can be adjusted at 5 differ- ent heights: Drilling error through incorrectly adjusted sup- port wheels! If the support wheels are adjusted too far down- ward, the seed bar is too high and the parallelo- grams are hanging clearly downward.
  • Page 51 Position of control units during use in the field Connecting to tractor Floating position Locked position Supply Position Control unit Folding Bout marker Connecting to Pronto 6 AS Position Floating position Locked position Supply Control unit Hydraulic valve block Bout marker Connecting to Focus Floating position Locked position...

  • Page 52: Pneumatic System

    Pneumatic system Pressure gauge The pressure gauge serves the purpose of ad- justing and controlling the vacuum. Fan - vacuum The hydraulic fan for vacuum generation is di- rectly driven by the tractor hydraulics. The tractor must be equipped with a flow control valve to control the fan speed.

  • Page 53: Fertiliser Distributor Tower

    Fertiliser distributor tower Maintenance note The fan can be swivelled backward for mainte- For fertiliser distribution the system is equipped nance and inspection. with a distributor tower. NOTE All components (lids, hoses, etc.) must be leak tight. Even slightest leaks and air losses will Observe the safety and warning notices, see ¾...

  • Page 54: Fan - Fertiliser

    Fan - fertiliser See operating instructions for seed wagon con- cerning the pneumatic system for the fertiliser equipment. Fan speeds Fan (6″) with pressure tank: 4,000 rpm • Fan (6″) with injector: 4,500 rpm • Coulter pressure hydraulic cylinder Coulter pressure When increasing the coulter pressure by 1 bar, the coulter discs are pressed into the soil with approx.
  • Page 55 Front possibility = Pos. 1 Rear possibility = Pos. 4 Item 2 springs 4 springs 20 kg 40 kg 34 kg 62 kg 62 kg 130 kg 90 kg 170 kg Pressure gauge for coulter pressure (tractor connection) NOTE Refer to the associated operating instructions for the AutoForce coulter pressure control.
  • Page 56 NOTE Adjust the same position on all springs! ¾ Check the placement behind the tractor tracks ¾ when starting work, see chapter Inspection.

  • Page 57: Single Grain Metering

    Single grain metering Components Seed hopper NOTE The seed hopper has a capacity of 70 litres. Any changes and settings made on the assem- The lid closes the hopper and protects the seed bly groups of the drill unit, which influence the against contamination.

  • Page 58: Coulter Discs

    Maintenance Loosen the screws (1) and take them off to- ¾ gether with the coulter disc. The plastic parts of drill units, the seed Remove the spacer disc(s) (2). hoppers, parts of the metering device and the ¾ Fasten the coulter disc again with the screw downpipe must not be sprayed with oil, rust ¾...
  • Page 59 The clearing unit or support skid can be disman- tled without removing the coulter discs: Slide a larger slotted screwdriver between ¾ clearing unit and leaf spring and press the leaf spring forward (1). Pull out the clearing unit or support skid (2). ¾...
  • Page 60 Coulter system 15″ Adjust the position of the trap rollers if the ¾ coulter discs are worn: The coulter system 15″ contains coulter discs with a diameter of 15″ (381 mm) and the marking 1 on the matching parts. ″ Coulter disc diameter 15 ø...
  • Page 61 Coulter system 16″ (Brazil) Adjust the position of the trap rollers if the ¾ coulter discs are worn: The coulter system 16″ contains coulter discs with a diameter of 16″ (406 mm) and the marking 2 on the matching parts. Coulter disc diameter 16″...

  • Page 62: Depth Guidance Wheels

    Depth guidance wheels Variants Two additional variants of the depth guide During drilling the depth guide rollers must touch wheels are available as option: and clean the coulter discs. The position of the wheels to the coulter discs must be adapted, e.g. when readjusting the coulter discs.

  • Page 63: Trap Rollers

    Trap rollers Lift the machine. ¾ Remove the lock from the adjustment bolt ¾ Once the grain exits the downpipe, it is imme- (1), insert the bolt at the desired position (see diately picked up by the trap roller and pushed scale) and secure it again.
  • Page 64 NOTE Heavily stuck up trap rollers can affect the place- ment of the seeds in the furrow and thus cause uneven distribution. The trap rollers may need to be placed in ¾ parking position under wet drilling conditions and sticky soils. Turn the trap roller around and insert it into ¾...

  • Page 65: Press Rollers

    Press rollers Variants Select between different press rollers depending With their V-shaped arrangement the press on the type of soil: rollers close the seed channel and press the soil against the seed. Rubber press wheels – narrow version • With the adjustment lever the consolidation ef- Rubber press wheels –...
  • Page 66 Rubber press rollers – wide version Rubber narrow / spike press wheel width 50 mm Compaction through coulter discs and depth • • guide rollers are removed. gap 7 mm • recommended on lighter locations • suitable for sorghum and sugar beets •...
  • Page 67 Displacing the axle Mounting finger and spike press wheels In case of blockage caused by stones or harvest residues, one of the two press rollers can be The finger or spike press wheels are mounted moved forward. offset to the rubber press rollers: The offset of the press rollers reduces the risk of blockage.

  • Page 68: Clearing Stars (Option)

    Clearing stars (option) The clearing stars clear stones and larger lumps of soil out of the drilling range. The blade shape produces a cutting effect for high portions of organic substances. The working height of the clearing stars is direct- ly at field surface level.
  • Page 69 Adjusting the working depth Limit toward the top (hard soil conditions) Align and insert the adjustment bolt so that ¾ the upper bolt (1) points to the inside and the WARNING lower bolt (2) to the outside: Machine parts can cause severe crushing injuries, etc.! Secure the machine against rolling, lift it and ¾...

  • Page 70: Vns Single Grain Metering System

    • Metering unit flashing: motor fault • Downpipe Downpipe sensor NOTE Clamping lever In the event of a motor fault, enter the error ¾ code in the HORSCH Error codes app and follow the corresponding action instructions.

  • Page 71: Metering Unit

    The machine is equipped with electrical fuses (15 A) for the row modules. Note the numbering when replacing fuses. ¾ The rows on the machine are counted in ascending order from the lift in the direction of travel. 6 Metering disc 7 Separator 8 Metering disc mounting (adjustable) 9 Grain dispenser/inspection flap...
  • Page 72 Components In case of missed seeds, change the position of the slider, the hole size of the metering disc or Metering disc the vacuum level. • Check the setting: Different metering discs are available, depend- ing on the type of fruit and properties of the seed Sow for a length of approx.
  • Page 73 Separator • The contours on the separator (a, see Fig.) remove excess grains from the metering disc. In the ideal scenario, there is only one grain per hole on the metering disc following the separator. Variants: Execution Area of application single-row metering discs CORN two-row metering discs...

  • Page 74: Downpipe

    Downpipe After the grain transfer in the metering unit the grain drops through the downpipe into the ground. The sensor is the basis for monitoring the drilling process. The sensor detects each grain and reports it to the computers. These evaluate the data and times between grain signals and use this information to calcu- Plug in the top locking bolt and secure it with late the variation coefficient (drilling accuracy),...
  • Page 75 NOTE The sensor is unable to detect faults in the bot- tom range of the downpipe! The sensor can only trigger an alarm only when the pipe is blocked and filled up to the height of the sensor. 0 cm Under poor application conditions the down- ¾...

  • Page 76: Operating The Metering System

    Operating the metering Dismantling the metering unit system Disconnect the machine from the current ¾ supply. Empty the seed hopper. General notes ¾ The parts inside the metering unit are precision parts! Negative impact such as contamination, ¾ leaks, moisture or wear compromise the quality of the seed.
  • Page 77 Installing the metering unit Plug on the plug. Ensure correct fit of the ¾ seals: Disconnect the machine from the current ¾ supply. Emptying the metering unit Position and place the metering unit together ¾ with the seed hopper and the downpipe on the frame (1).
  • Page 78 Adjusting the metering disc Changing the metering disc The retainer of the metering disc can be adjusted Open the quick closure and remove the ¾ axially so that the metering disc has the correct removable half of the housing. distance to the housing. The metering disc must be locked with the rotary handle.

  • Page 79: Cleaning The Metering Unit

    Cleaning the metering unit Ejection wheel Depending on the metering disc used, the re- If components need to be removed, see Re- ¾ spective fitting ejection wheel must be inserted, placing components. see Adjusting the metering unit - settings table. 1.
  • Page 80 6. Accumulation of seed or grain fragments NOTE between metering disc and housing (3,4). Dismantle the metering disc for cleaning. Drilling errors, up to stopping of the metering Possible causes: Distance between meter- unit, may occur if the metering system is not ing disc and housing too large, non-homo- cleaned on a regular basis! geneous or impure seed, high percentage...

  • Page 81: Adjusting The Metering Unit

    Adjusting the metering unit Select the metering disc that produces the ¾ best Singulator quality and install it in all metering units. Before starting drilling some adjustments must be made to the metering unit, these may need to be adapted later during drilling. 2.
  • Page 82 Example (see Settings table) Maize with average grain size • Metering disc 01240750 ¾ Grain feed gate: Position 5-6 ¾ Ejection wheel: Number of teeth 7 (01240781) ¾ Separator: CORN (01240800) ¾ Vacuum: -25 to -40 mbar ¾ 3. Checking the settings Check the settings on the metering unit before ¾...

  • Page 84: Inspection

    Inspection NOTE Checking one row using the test program Depending on the result and the evaluation of E-Manager the test program change the setting and repeat the test, until the best setting has been reached. Park the seed bar so that the drill units are in horizontal position.
  • Page 85 Inspection in the field Sowing soy Besides the setting in the metering unit, the When sowing soy, the seed is not correctly de- placing quality depends on further factors. This tected to 100% by the sensor. can be negatively influenced by: The placement must therefore strictly be inspect- ed in the field.

  • Page 86: Problems And Rectification

    Problems and rectification Metering disc jammed Drilling problems and errors may occur, amongst If the cotter pin on the rotary handle has been others, on the following areas of the metering shorn off or is missing, the metering disc is system: pushed against the housing and will jam against it.

  • Page 87: Fertiliser Coulter

    Fertiliser coulter With the solid fertiliser equipment the fertiliser can be placed together with the seed. The fan directs the fertiliser through the distrib- utor to the coulter discs and into the ground. The coulter discs for solid fertiliser are laterally 38 mm offset to the seed placement by 6 cm.
  • Page 88 Scraper If the scrapers are worn, position them via the ¾ elongated holes to the coulter discs. Adjust the scrapers so that the coulter discs can still be rotated or move easily.

  • Page 89: Troubleshooting

    Troubleshooting Fault Possible cause Remedy Too many missed seeds Working speed too high Reduce working speed. Required grain frequency (grains/s) Reduce working speed. too high Vacuum too low • Increase the vacuum. • Check lines and connections for leaks. Grain feed gate set incorrectly Set the grain feed gate correctly.
  • Page 90 Fault Possible cause Remedy Seed capacity, grain spacing or Wrong number of holes of metering • Use correct metering disc. grain deposit faulty disc • Enter the correct number of holes of the metering disc in the E-Manager under Fruit parameters. Wrong speed signal •...
  • Page 91 Fault Possible cause Remedy Current consumption too high Gap between metering disc and Adjust the metering disc. metering housing too small Dirt between housing and metering Clean metering system. disc Friction on seal of metering disc Add a mix of talcum and graphite to the seed, see section Single grain metering - components...

  • Page 92: Care And Maintenance

    Care and Cleaning Maintenance When performing cleaning work you should always wear the necessary protective outfit to protect your health and safety. WARNING NOTE Risk of injuries during maintenance work Do not clean electrical components, all hy- Please observe the safety notes on care and ¾...

  • Page 93: Maintenance Intervals

    Storage Clean the downpipes with the brush. ¾ For pneumatic brakes: Drain water from the ¾ If the machine is to be shut down for a longer air reservoir and close the hose couplings, if period of time: the machine is not used for a longer period of time.

  • Page 94: Lubricating The Machine

    Lubricating the machine The machine should be lubricated at regular intervals and each time after washing. This ensures operability and reduces repair costs and downtimes. CAUTION Hygiene Lubricants and mineral oil products are no danger to health as long as they are used as instructed.

  • Page 95: Maintenance Overview

    Maintenance overview Maestro RV Maintenance location Work instructions Interval After 10 operating hours Retighten all screw and plug-in Even firmly tightened screw connections can come loose (e.g. Once connections as well as the hydraulic because of material settlement or paint residues between the connections.
  • Page 96 Maintenance location Work instructions Interval In use Hydraulics WARNING Lower all hydraulically lifted parts (e.g. wings, packer, undercarriage, etc.) to the ground before performing any work on the hydraulic system. Depressurise the hydraulics on the tractor and implement side! Empty the pressure accumulators.
  • Page 97 Maintenance location Work instructions Interval Depth guidance wheels Check the effect on scrapers on the coulter discs 40 h Check contact of inner running face on the coulter discs. 40 h Adjust as required Trap roller Check for damage and free rotation daily Set the depth setting to the depth of the coulter discs 40 h...
  • Page 98 Maintenance location Work instructions Interval At the end of the season Complete machine Perform care and cleaning work; do not spray plastic parts with oil or similar Spray the piston rods of the hydraulic cylinder with a suitable corrosion protection agent Check all screw and plug-and-socket-connections for firm seating (see torque table) Check frame and connecting parts for condition and firm seating...
  • Page 99 Lubrication points (Lubrication grease: DIN 51825 KP/2K-40) - Lubricate the following, number of lubrication points in brackets Lubricate wing bolts daily Lubricate bout markers - joint daily Lubricate bout markers - hydraulic daily cylinder Lubricate drill unit - parallelogram (2 each) daily Lubricate drill unit - depth guide wheels (2 each)

  • Page 100: Waste 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.

  • Page 101: Appendix

    Appendix Tightening torques NOTE The tightening torques only serve as guidelines and are generally valid. Actual data given at the • corresponding points in the operating instructions have priority. Screws and nuts must thereby not be treated with lubricant, since this would change the friction value. •...
  • Page 102 Inch screws Tightening torques - inch screws in Nm Screw Strength 2 Strength 5 Strength 8 diameter No marks on head 3 marks on head 6 marks on head Inch Coarse Fine thread Coarse Fine thread Coarse Fine thread thread thread thread 12.2...

  • Page 103: Mounting Position Of The Support Wheels

    Mounting position of the 12.50 RV support wheels The support wheels are mounted at different positions, depending on the number of rows and row spacing used. Drilled holes on row of holes: 3 and 5 • 8.80 RC Row of holes, left wing, front view (right wing, mirror image) 8.75 RV / 12.45 RV Drilled holes on row of holes: 2 and 4...

  • Page 104: Index

    Index Accessories 6 Grain feed gate 68 Adjusting the consolidation 61 Aluminium clips 34 Axle load 21 Height 18,19,20,21 Hydraulic oil 90 Hydraulics 10,92 Cable 35 Care 13,88 Children 8 Inspection 80 Cleaning 88 Inspection on one row using the test program Clearing stars 63 E-Manager 80 Clips 34...
  • Page 105 Ratio 34 Unfolding 42 Recycling 96 Use in the field 11,44 Retrofits 12 Road transportation 8 Variation coefficient 85 Rust 89 Voltage flashover 11 Safety 6 Warranty 4 Safety stickers 15 Warranty claim processing 5 Screw connections 13 Waste disposal 96 Season 41 Wear items 12 Seed 12...
  • Page 107 All details on technical specifications and pictograms are approximate and for information only. Subject to technical product revisions. HORSCH Maschinen GmbH Tel.: +49 94 31 7143-0 Sitzenhof 1 Fax: +49 94 31 7143-9200 92421 Schwandorf E-Mail: info@horsch.com www.horsch.com...

This manual is also suitable for:

Maestro 8.70-75 rvMaestro 8.70-80 rvMaestro 12.45-50 rv

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