Related Manuals for horsch Maestro CV Series
Summary of Contents for horsch Maestro CV Series
- Page 1 OPERATING INSTRUCTIONS Maestro CV TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS READ CAREFULLY PRIOR TO STARTING UP! KEEP OPERATING INSTRUCTIONS IN A SAFE PLACE! ART.: 8043 0236 ISSUE: 12/2019...
- 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: Maestro 8 CV Typ: Maestro 9 CV Maestro 12 CV den einschlägigen grundlegenden Sicherheits- und Gesundheitsanforderungen der Richtlinie 2006/42/EG entspricht.
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Page 6: Table Of Contents
Table of contents Introduction ...........4 Operation .............41 Foreword ............4 Connecting/Parking ........41 Notes on representation .........4 Connecting ...........41 Service............5 Transport position .........42 Warranty claim processing ......5 Parking ............44 Consequential damage........5 Anti-theft devices ..........45 Wings............46 Safety and accident prevention ....6 Unfolding ............47 Intended use ...........6 Folding ............47 Qualification of personnel .......7... - Page 7 AirVac single grain metering system..82 Care and Maintenance ......124 Overview............82 Maintenance intervals.........125 Components ..........82 Storage ............125 Motor/motor control ........82 Lubricating the machine ......126 Metering unit ..........83 Maintenance overview Maestro CV ....127 Downpipe ...........86 Waste disposal .........134 Operating the metering system ....88 General notes ..........88 Appendix ...........135 Changing and adjusting components ..88...
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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 Accident Prevention
Please read and comply with the following safety Horsch does not assume any liability for dam- notes, before you start to use the machine! ages resulting from the unintended use of the machine. -
Page 11: Qualification Of Personnel
Furthermore, for certain activities the corre- dangers. The person is able to recognize and sponding personnel must have been trained by avoid work related dangers. service personnel from HORSCH. This refers to The person has understood the operating ¾ the following activities:... -
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 driving off and before trig- ¾... -
Page 13: Safety In Operation
The machine must only be put into operation ¾ after receiving instructions by employees of the authorized dealer or a HORSCH em- Coupling and uncoupling ployee. The machine registration form must be com- Faulty coupling of the machine and pulling tool ¾... - Page 14 Check all lines, hoses and screwed con- workshop or by an operator, who has been nections regularly for leaks and any visible specially trained by HORSCH for this purpose. external damage! Use only appropriate means when searching ¾...
- Page 15 Overhead lines PTO-shaft When unfolding or folding the wings, the ma- Persons can be caught, pulled in and seriously chine may reach the height of overhead lines. injured by the rotating PTO-shaft and driven Possible voltage flashover to the machine may components.
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Page 16: Fertiliser And Dressed Seed
This can lead to accidents with severe operating instructions. or even fatal physical injuries. HORSCH does not assume any liability for The following technical limiting values are of damages resulting from the attachment of particular importance for safety: non-fitting pulling tools as well as incorrect mounting. -
Page 17: Environmental Protection
Depressurise the hydraulic system and lower claim. ¾ or support the implement. HORSCH is not liable for damages to life and Prior to working on the electrical system, ¾ limb as well as property damages resulting from disconnect it from the electric current supply. - Page 18 All other maintenance and repair tasks, ¾ which are not described in the operating instructions, must only be carried out by an authorized professional workshop or by an operator who has been trained by HORSCH for this purpose.
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Page 19: 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 20: 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 21 In order to prevent eye injuries, In case of a negative drawbar load the draw- do not look directly at the beam bar may jerk upward when unhitching (1)! area when the radar sensor is Before unhitching, move the machine to switched on! transport position (2) or lower the unfolded seed bar completely (3)!
- Page 22 Positions of safety stickers (depending on equipment) 00386221 Agitator shaft Filling auger Safety stickers with the addition "2x" can be found on either side of the machine.
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Page 23: Commissioning
These work activities may be carried out only by The permissible dimensions and weights for persons trained by HORSCH for this purpose. ¾ transport must be complied with. The tractor must be large enough so that ¾... -
Page 24: Adapting The Seed Bar
Adapting the seed bar The incline of the seed bar depends on the con- necting height of the machine on the tractor. It must therefore be adapted accordingly, see chapter Operation – Adapting the seed bar. -
Page 25: Technical Data
Technical data Maestro 8.70 CV 9.70 CV 12.45 CV 8.75 CV 9.75 CV 12.50 CV 8.80 CV 9.80 CV 8.30" CV 9.30" CV Transport width (m) 3.00 3.00 3.00 Transport height (m) 3.90 3.90 3.90 Transport length (m) 6.50 6.50 6.50 Curb weights Drawbar load (kg) -
Page 26: Type Plate
The type plate with the CE marking is located on the frame of the machine. 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: 1 Model designation 2 Serial number... - Page 27 Maestro 8 CV 5470 6500 3000 8.70 CV: 6360 / 8.75 CV: 6570 / 8.80 CV: 6790 5900...
- Page 28 Maestro 9 CV 5470 6500 3000 9.70 CV: 7590 / 9.75 CV: 7160 / 9.80 CV: 7590 6700...
- Page 29 Maestro 12 CV 5550 6500 3000 6790 5900...
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Page 30: 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 8.X CV... - Page 31 Electrics / Control system 8.X CV 9.X CV 12.45 CV 12.50 CV 30 A 30 A 35 A Required current Electric power supply 12 V Road lighting equipment: Socket, 7-pin, see chapter Lighting Control ISOBUS socket Hydraulics Maximum system pressure 210 bar Oil grade Mineral hydraulic oil...
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Page 32: Construction
Construction Overview Maestro CV 1 Implement attachment 9 Fertiliser feeder 10 Drill unit 2 Support 11 Fertiliser distributor tower 3 Radar sensor 4 Fan 12 Seed hopper 5 Wheel chocks 13 Fertiliser hopper 6 Exhaust air hose 14 Railing / steps 7 Lift/Lower hydraulic cylinders 15 Hoses 8 Undercarriage... -
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 slewing range of ¾ foldable machine parts. Switch all control units to the locked position ¾... - Page 34 Lift/lower and folding DS HZ 50.2 50.2 50.3 50.3 50.4 50.4 50.5 50.5 10.2 10.2 20.2 20.2 20.4 20.4 20.1 20.1 20.3 20.3 10.1 10.1 1 Hydraulic coupling tractor - hydraulic valve block 11 Pressure accumulator 2 Valve block 12 Double acting lock valve 3 Switch for work signal 13 Hydraulic cylinders wings 4 Restrictor ∅...
- Page 35 Fan (direct drive) 1 Hydraulic coupling tractor – fertiliser fan 6 Check valve 2 Hydraulic coupling tractor – vacuum fan coulter pressure connection 3 Hydraulic coupling tractor – leakage oil coulter pressure connection 4 Fertiliser fan motor coulter pressure connection 5 Vacuum fan motor Fan (PTO-shaft drive) 0-35L/min +3L/min...
- Page 36 Coulter pressure single-sectional 1 Shuttle valve 7 Ball valve field/road 2 Pressure gauge - coulter pressure 8 Coulter pressure hydraulic cylinder 3 Valve block fan connection 4 Check valve fan connection 5 Check valve restrictor fan connection 6 Separating point...
- Page 37 Filling auger 1 Hydraulic coupling tractor – auger 2 Flow control valve 60 l/min 3 Check valve 4 Three-way rotary spool valve 5 Hydraulic motor 160 cm³...
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Page 38: Marking Of Hydraulic Hoses
Marking of hydraulic hoses Pressureless return The return flow pressure of the leak oil line must Symbols on the handles of the hydraulic cou- not exceed 5 bar. plings indicate the function of the respective hoses: Auger Hydraulic valve block Hydraulic brake Fan - fertiliser NOTE... -
Page 39: Aluminium Clips
Aluminium clips The aluminium clips are placed on the piston rods of hydraulic cylinders, depending on the operating states, see chapter Operation. Different aluminium clips The thickness of the clips differs according to colour: Colour blue yellow black silver Thick- 7 mm 10 mm 19 mm... -
Page 40: Lighting
Lighting WARNING Traffic accidents caused by defective lighting. Ensure cleanliness and tight fit of the plug-and- ¾ socket connections. Check the lighting before setting off. ¾ Check warning boards and lighting equipment ¾ for cleanliness. 7-pin plug Rear light, right Lamp, blinker Lamp, tail light Lamp, brake light... -
Page 41: Instruction Stickers
Instruction stickers Attach the scales here when calibrating. Clean soiled stickers. ¾ Damaged or illegible stickers must be ¾ replaced immediately. Apply the specified stickers to spare parts. ¾ Tyre pressure 2.6 bar Check tyre pressure regularly and adjust, if necessary - see Maintenance overview. - Page 42 Display for vacuum Retighten the wheel nuts / wheel bolts after 50 km or 10 hours. Retighten every day - see maintenance overview. Setting for coulter pressure fertiliser feeder Ensure leak tightness of seed hopper and the entire pneumatic system to avoid leaks. Leaks will cause sowing faults.
- Page 43 Brake valve unit Hopper filling level Einstellwerte der manuellen lastabhängigen Bremskraftregelung: Settings of the manual load sensing device: Valeurs de réglage de la correction de freinage manuelle asservie à la charge: Maestro CV / CX M19 WABCO 475 713 000 0 Ventil Nr.
- Page 44 Lashing points; Hook fastening gear (lashing belts, chains, etc.) here. 00385757 60010418 Jack lifting point; area where the jack must be attached for the wheel change. 00385757...
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Page 45: Operation
Operation Connecting The machine must be properly connected to a Whenever working on the machine tractor before any machine movements. pay attention to the associated safety notes in the chapter "Safety and prevention of accidents" as well as the accident prevention instructions! DANGER Serious accidents from loss of stability! Machines with pneumatic brake system:... -
Page 46: Transport Position
Transport position Machines with ball and socket coupling: - Lower the drawbar or spherical cap onto the ball by cranking on the support. WARNING - Position the hold-down. - Check the gap between hold-down and Danger of road accidents caused by losing the spherical cap and adjust;... - Page 47 Position of control units during road travel Position Floating position Locked position Supply Control unit Hydraulic valve block Fertiliser fan Vacuum fan Auger...
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Page 48: Parking
Parking the machine folded Parking 1. Fold the machine, see Folding. 2. Position the machine at a suitable location DANGER and set the tractor brake. Serious accidents from loss of stability! 3. Apply the parking brake (option). Park the machine only on a flat, paved ¾... -
Page 49: Anti-Theft Devices
Parking the machine unfolded Anti-theft devices The anti-theft devices protect the machine 1. Position the machine at a suitable location, against unauthorised use. The securing devices unfold and set the tractor brake. are attached to the hitch or drawbar eye and 2. -
Page 50: Wings
Wings NOTE The machine must not be moving during the WARNING folding process. Dropping or lowering machine parts can cause Otherwise the hydraulic valves will close, and severe crushing injuries etc.! the following message appears on the machine control: No persons may stay under raised machine ¾... -
Page 51: Unfolding
Unfolding 8. Continue retracting the hydraulic cylinders for lifting/lowering thereby lowering the seed bar to the ground. 1. Position the machine at a suitable location and immobilise it. The folding function in the machine control cannot be operated when the machine is moving. - Page 52 6. Switch on the Folding hydraulic function in CAUTION the display. 7. Fold the seed bar completely: Damages to the machine Fully fold the wings before placing them down. ¾ The catching hooks must be directly above the engagement plates (transport lock): 8.
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Page 53: Use In The Field
Use in the field Headland The fan continues to run at the headlands with Perform the calibration for fertiliser metering, the machine lifted out. ¾ see chapter Pneumatic system – fertiliser and op- Accelerate uniformly and not too much during ¾... - Page 54 Working speed Reduce the working speed in case of ¾ - unsteady run of the drill units - wet drilling conditions - sticky soils. Position of control units during use in the field Floating position Locked position Supply Position Control unit Hydraulic valve block Fertiliser fan Vacuum fan...
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Page 55: Checks
Checks Seed bar adjustment The machine must be adjusted to the tractor and NOTE the soil conditions to allow adequate space for movement. Check the seed and fertiliser placement when ¾ beginning to work (after a few metres of drill- The seed bar is set correctly when the following ing) and with larger fields also in between on conditions are met:... - Page 56 1. Adjusting the upper link 2. Aligning the seed bar By adjusting the upper link, the distributor tower By adjusting the seed bar, the parallelograms of for the fertiliser is aligned upright (position dur- the drill units are aligned horizontally (position ing drilling).
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Page 57: Pneumatic System
Pneumatic system Depending on the pneumatic system, the equip- ment variant consists of WARNING Risk from hazardous dust (fertiliser, dressing) Hopper • on the pneumatic components and in the am- Vacuum fan for AirVac metering system • bient air. Always wear suitable protective clothing Fan for fertiliser/seed/micro-granular •... -
Page 58: Overview
Overview NOTE The scales on the throttle valves only indicate the qualitative setting (e.g. 75 for "Flap opened at 75%"). However, they do not indicate quantitative val- ues (e.g. “50” for 50 mbar)! Variant with seed container 6 Distributor tower for micro-granular compound 1 Fan fertiliser/micro-granular compound 7 Fan - vacuum 2 Throttle valve micro-granular compound supply air... -
Page 59: Variant With Mts
Variant with MTS 1 Seed / fertiliser fan 8 Micro-granular compound metering auger 2 Throttle valve micro-granular compound supply air 9 Distributor tower for micro-granular compound 3 Throttle valve central hopper (MTS) supply air 10 Fan - vacuum 4 Fertiliser metering unit 11 Vacuum measuring point 5 Fertiliser distributor tower 12 Pressure gauge for coulter pressure supply *) -
Page 60: Fan - Vacuum
Fan - vacuum Maintenance The hydraulic fan for vacuum generation is WARNING directly driven by the tractor hydraulics or by a Hazard from harmful dust (fertiliser, dressing) on PTO-shaft pump (option). all components of the pneumatic system. For direct drive, the tractor must be equipped with a flow control valve to control the fan speed. -
Page 61: Fan - Fertiliser
Fan - fertiliser Drive with PTO-shaft pump As an alternative, fertiliser and vacuum fan can WARNING be driven by a PTO-shaft pump. Risk of injury from running fan WARNING Never operate the fan without the protective ¾ grille. The PTO-shaft pump may be thrown off the Deactivate the fan drive before dismantling shaft on the tractor and cause severe injury to ¾... - Page 62 Plug the pump on to the PTO-shaft. Fan speed adjustment ¾ Fasten the anti-twist lock. ¾ The rotational speeds for both fans are adjusted For this purpose fix the adjusting rod in the slot with a hand wheel. and in the bolt for the upper link without apply- ing any tension.
- Page 63 Clean fan blades from contamination. ¾ Replace the return filter annually. ¾ Change the oil if necessary. ¾ Retighten the clamping tapers on the fan ¾ shafts (see chapter Fan Flange). NOTE The radiator fins must be cleaned at regular in- tervals, as otherwise the cooling and fan air flow will be reduced.
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Page 64: Fan Speeds
Fan speeds NOTE The required fan speed depends on the fertiliser The rotary speed settings must be checked ¾ quantity. once again with the oil warmed up. Travel speed, weight and shape of fertiliser in form of granules or powder and other factors also have an influence on the required air quantity. -
Page 65: Checks And Maintenance
Checks and maintenance Retightening the fan flange The clamping taper fixates the fan wheel and additionally clamps on the drive shaft. WARNING The clamping taper on the fan drive may come loose. The impeller can thus move along the Risk of injury from running fan drive shaft and damage the fan. - Page 66 Fault Possible cause Remedy Bearing damage on fan Normal wear Replace bearing Fan did run with excessive power Never run the fan without connected Unbalance in impeller wheel pneumatic hoses Replace the impeller wheel or clean from contamination Radial seal in motor leaking Return pressure too high Check return flow pressure Hydraulic oil overheated...
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Page 67: Central Distributor (Mts)
Central distributor (MTS) In the central distributor (MTS meaning Main Tank Supply) the seed is distributed from the hopper to the individual metering units. Overview Central distributor 6 Air supply 7 Outlets to the metering units 8 Maintenance flaps / residual quantity emptying Adjusting the air flow The required air flow depends on the travel speed and other influences. - Page 68 Additional notes on adjustment NOTE Excessive pressure may cause loss of seeds We recommend adding a mixture of talcum when grains are blown through the metering unit. (80 %) and graphite (20 %) to the seed. Avoid excessive pressure, especially with ¾...
- Page 69 Cleaning the central distributor Closing the outlets In case of contamination or blockage, the central If individual rows are no supplied with seed, the distributor can be cleaned also while the seed outlets can be closed with blind plugs. On the hopper is full.
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Page 70: Hopper
Hopper NOTE Platform During transport travel, especially over bumpy roads, the fertiliser inside the hopper may solidify. Solidified fertiliser in the metering unit may DANGER overload or even block the motor. Metering cells Severe accident by falling down! may stick together and thus be unable to place the correct quantity. -
Page 71: Venturi-Type Injector
Distributor Venturi-type injector In the Venturi-type injector the metering unit The distributors for solid fertiliser and micro injects the fertiliser into the air flow. granular compound (optional equipment) are mounted to the rear of the frame above the seed bar. They distribute fertiliser and granulate through the hoses to the coulters. -
Page 72: Coulter Pressure
Coulter pressure NOTE All distributor components must be leak tight. During drilling the weight of the frame presses ¾ Even slightest leaks and air losses will cause the coulter discs into the ground until the depth uneven distribution. guide rollers rest on the ground. During use the distributor tower must be ¾... - Page 73 Mechanical coulter pressure Springs are attached in the area of the tractor tracks. This can compensate the higher com- paction caused by the tractor tracks. Direction of travel Positions 1-4 Lift the machine. ¾ Pull the bolt out of the spring holder. ¾...
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Page 74: Single Grain Metering
Single grain metering NOTE Any changes and settings made on the assem- bly groups of the drill unit, which influence the placement of seed or fertiliser, have an effect on the quality of the seed. The placement of seed and fertiliser must ¾... -
Page 75: Components
Components Maintenance The plastic parts of drill units, the seed Seed hopper hoppers, parts of the metering device and the downpipe must not be sprayed with oil, rust remover, preservatives for diesel or any similar The seed hopper has a capacity of 70 litres. substances. - Page 76 Loosen the screws (1) and take them off ¾ together with the coulter disc. Remove the spacer disc(s) (2). ¾ Fasten the coulter disc again with the screw ¾ (1). Tighten the screws with 140 Nm. Make this change to both coulter discs. ¾...
- Page 77 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...
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Page 78: Depth Guide Wheels
Depth guide 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 79: 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 80: Press Rollers
Press rollers NOTE With their V-shaped arrangement the press Heavily stuck up trap rollers can affect the place- rollers close the seed channel and press the soil ment of the seeds in the furrow and thus cause against the seed. uneven distribution. - Page 81 Variants Rubber press rollers – wide version Width 50 mm Select between different press rollers depending • on the type of soil: Gap 7 mm • suitable for sorghum and sugar beets • Rubber press rollers – narrow version • recommended on very light soils Rubber press rollers –...
- Page 82 Rubber narrow / spike press wheel Displacing the axle In case of blockage caused by stones or harvest Compaction through coulter discs and depth • residues, one of the two press rollers can be guide rollers are removed. moved forward. recommended on lighter locations •...
- Page 83 Mounting finger and spike press wheels The finger or spike press wheels are mounted offset to the rubber press rollers: The rollers shall run symmetrically over the seed furrow. Adjust the distance of the spike or finger press ¾ wheels using the sleeves supplied. Distances (a) and (b) must be equal.
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Page 84: Clearing Stars (Option)
Clearing stars (option) Adjusting the working depth The clearing stars clear stones and larger lumps of soil out of the drilling range. The blade shape WARNING produces a cutting effect for high portions of organic substances. Machine parts can cause severe crushing injuries, etc.! Secure the machine against rolling, lift it and The working height of the clearing stars is direct-... - Page 85 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 lower bolt (2) to the outside: Limit toward the bottom (soft soil conditions) Align and insert the adjustment bolt so that ¾...
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Page 86: Airvac Single Grain Metering System
NOTE 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 87: Metering Unit
Metering unit CAUTION Danger of injury Do not reach into the rotating metering unit. ¾ Removable housing half / vacuum side 11 Metering disk sealing lip with notch 12 Ejection wheel Operating principle The generated vacuum presses the grains against the rotating metering disc (6) which 1 Air intake transports them further. - Page 88 Grain feed gate • The filling level in the area of the grain pick-up is controlled with the grain feed gate. 1 Setting OK 2 Close the grain feed gate more or position it downward. Check the setting again and readjust. Depending on the position of the grain feed gate, different quantities enter the area of grain 3 Open the grain feed gate further or...
- Page 89 Sugar beet Rape 1 CORN 2 SOY BEANS Use the matching separator when changing ¾ the metering disc, see Changing components. Small seeds kit / scraper For certain types of fruit, a scraper must be in- stalled to separate the grains from the metering disc always at the same location.
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Page 90: 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 91 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 0 cm of the sensor. Under poor application conditions the down- ¾...
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Page 92: Operating The Metering System
Operating the metering Emptying the metering unit system General notes 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. Always handle the parts carefully and without ¾... - Page 93 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 and to the separator. The metering disc must be locked with the rotary handle.
- Page 94 Ejection wheel Separator Press the leaf spring (1) down for assembly ¾ Depending on the metering disc used, the re- and dismantling and push on the separator: spective fitting ejection wheel must be inserted, see Adjusting the metering unit - settings table. Ejection wheel Colour Number of...
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Page 95: Cleaning The Metering Unit
6. Check the scraper for axial mobility on the Small seeds kit / scraper screws; clean if necessary. 1. Remove the inspection flap, see chapter 7. For disassembly, squeeze the catch (1) to- Metering unit. gether and pull out the scraper. 2. - Page 96 5. 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...
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Page 97: Adjusting The Metering Unit
Adjusting the metering unit 2. Vacuum adjustment Activate the fertiliser fan and set the required Before starting drilling some adjustments must ¾ speed, see section Fertiliser fan. be made to the metering unit, these may need to be adapted later during drilling. Refer to the settings table for the required ¾... - Page 98 3. Checking the settings Check the settings on the metering unit before ¾ filling in the seed: Is the downpipe correctly seated? • Does the metering disc match the seed and has • the E-Manager been set accordingly? Have separator and push-out wheels been •...
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Page 101: Inspection
Inspection NOTE Checking one row using the test program Depending on the result and the evaluation of of the drill controls 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 102 Inspection in the field NOTE Any changes to the metering unit can influence Besides the setting in the metering unit, the the placement accuracy. placing quality depends on further factors. This Pay attention to the evaluation and the display in can be negatively influenced by: the terminal, repeat the test sequences in case of negative changes.
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Page 103: Problems And Rectification
Problems and rectification Metering disc jammed Seed problems and errors may develop, If the cotter pin on the rotary handle has been amongst others, during grain pick-up (1), on shorn off or is missing, the metering disc is the separator (2), at grain dispensing (3), at the pushed against the housing and will jam against it. -
Page 104: Fertiliser Coulter
Fertiliser coulter WARNING Lowering machine parts can cause severe crushing accidents! Support the raised machine and machine ¾ parts by appropriate means. Do not work under the raised machine without proper safeguards. With the solid fertiliser equipment, the fertiliser Positions for springs (A-C) can be placed together with the seed. - Page 105 Adapting the seed pipe Parking position The fertiliser coulters can be placed in the park- The seed pipe must not protrude beyond the ing position if not needed. coulter disc. The seed pipe must be readjusted if the diameter of the coulter disc has reduced from 380 mm to 360 mm due to wear.
- Page 106 Adjusting the depth guide roller The depth guide roller can be adjusted laterally if necessary. NOTE Adjust the depth guide roller as close to the coulter discs as possible. However, they should not rest too firmly against the coulter discs. Inspection: It must be possible to turn the ¾...
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Page 107: Fertiliser Metering Unit
Different cell rotors are available for the various fertilisers in the form of powder or granulate. The HORSCH metering unit consists of only a few individual parts and can be dismantled The selection of the individual rotors for vari- without tools. -
Page 108: Rotor Change
Rotor change After choosing a rotor from the table it must be installed in the metering unit. Loosen the indexing bolt (1) and pull out the ¾ gate valve (2): Unscrew the side cover. ¾ Pull out the rotor with the drive shaft: ¾... -
Page 109: Adjusting The Sealing Lip
Adjusting the sealing lip Metering unit with Venturi-type injector NOTE The Maestro machines are equipped with a Venturi-type injector and thus with a V2A lid with A defective sealing lip or incorrectly assembled machine recesses on the metering unit. supporting plate cause metering errors during sowing. -
Page 110: Maintenance Of Metering Unit
Maintenance of metering unit Plug assignment on motor In case of cable break or repair work on the plug, Fertiliser grains that jump out of the metering the cables can be connected by soldering. unit are guided to the ground by a guide plate. However, the use of crimping contacts is rec- ommended. -
Page 111: 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 overpressure. • Check lines and connections for leaks. Grain feed gate set incorrectly Set the grain feed gate correctly. - Page 112 Fault Possible cause Remedy Seed capacity, grain spacing or Wrong number of holes of metering Enter the correct number of holes of grain deposit faulty disc the metering disc in the E-Manager under Fruit parameters. Wrong speed signal • Check speed. •...
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Page 113: Optional Equipment
Optional equipment Connection 1. Connect the coupling head “Brake” (yellow) Brake system first. 2. Next, connect the coupling head “Provision” The machine can be equipped with a pneumat- (red). ic or hydraulic brake system. The machine is 3. Release the parking brake (press the red equipped with a parking brake for safe parking. - Page 114 To adjust the brake force, pull out the bolt, sticker (full and empty). Loosen the lever (8) ¾ move the lever (1) to the desired position and on the tooth shaft and adjust the tooth shaft (9). let it engage again. Einstellwerte der manuellen lastabhängigen Bremskraftregelung: Settings of the manual load sensing device: Valeurs de réglage de la correction de freinage manuelle asservie à...
- Page 115 Auxiliary release device Maintenance The parking brake may need to be released with- Drain the air vessel every day during oper- ¾ out the required pressure being available in the ation. air vessel. To this end, the spring accumulators can be released using the mechanical auxiliary release device.
- Page 116 Check: Pull the brake lever by hand. The pis- ¾ ton rod must move approx. 7-20 mm toward the outside, depending on the axle and length of the lever (2):...
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Page 117: Hydraulic Brake
Hydraulic brake Function of the ball valve The ball valve has two positions: The hydraulic line controls the brake power to the brake cylinders. WARNING Direction of travel Danger of traffic accidents Fill the spring accumulator before each travel. ¾ Open the ball valve to this end and press the brake pedal on the tractor all the way down for approx. - Page 118 Auxiliary release device WARNING If the parking brake needs to be released with- The cable may be caught by other machine parts out hydraulic pressure, the spring accumulators and thus trigger flat-out braking when cornering. can be released using the mechanical auxiliary Danger of traffic accidents! release device.
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Page 119: Micro-Granulate Facility
Micro-granulate facility Adjustment and operation Depending on the granulate quantity, the me- tering unit can be fitted with different augers. With the micro-granulate facility additional gran- ulate, e.g. pesticides or fertiliser, is placed. The actual displacement depends on various Depending on equipment and setting, the gran- factors and can therefore only be determined ulate can be placed with the grains into the seed by calibration. -
Page 120: Seed Calibration
Seed calibration For "low" granulate quantities install the 38 ¾ cm³ auger. For high quantities or high working speed install the 66 cm³ screw. The calibration sequence and the input on the terminal are identical with the calibration of the Fill the hopper with granulate. - Page 121 kg / ha Metering auger: 66 cm³ 6 km/h 8 km/h 10 km/h 12 km/h 14 km/h...
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Page 122: In Use
Initial use If the air quantity is too low, the transverse distri- bution may get worse or the hoses may block up. The metering units must first run in during initial No granulate should remain in the hoses. use. In case of deposits open the gate valve further or increase the fan speed. -
Page 123: Granulate Placement
Granulate quantities Granulate placement Operate first with the basic setting. ¾ In the standard design granulate is placed be- If granulate is blown out, close the gate valve tween the coulter discs in the seed furrow: ¾ in small increments until no more granulate is blown out from the furrow. -
Page 124: Filling Screw
Filling screw It is driven by a hydraulic motor, which is directly connected with the tractor. NOTE WARNING Do not overspeed the filling screw and let it ¾ Danger of severe injury caused by the rotating run with max. 400 rpm and an oil volume of auger. - Page 125 Unfolding Folding 1. Attach the covering to the filling funnel. WARNING 2. Place a suitable container under the wing section to take up residues from the auger Danger of injury caused by the dead weight of tube. pipe or funnel. 3.
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Page 126: Agitator Shaft
AutoForce Agitator shaft See separate operating instructions AutoForce. WARNING NOTE Danger of injury Open the flap for residual quantity emptying ¾ only when the machine has been shut down and secured against restarting. Never operate the agitator shaft with the ¾... -
Page 127: Bout Marker
Adjusting the aggressiveness Bout marker WARNING Risk of injury from the bout marker. Order persons to leave the slewing range of the ¾ bout markers. When installing for the first time, the bout mar- kers must be set to working width. Marking takes place in relation to the centre of the tractor. -
Page 128: 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 129: 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 130: 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 131: Maintenance Overview Maestro Cv
Maintenance overview Maestro CV Maintenance location Work instructions Interval After 10 operating hours Retighten all screw and plug-in Even firmly tightened screw connections can come loose once connections as well as the hydraulic (e.g. because of material settlement or paint residues between connections. - Page 132 Maintenance location Work instructions Interval Pressure accumulator • Maintenance by trained qualified personnel • Work on equipment with hydr. accumulators (repairs,, connecting pressure gauges, etc.) may only be performed after relieving the fluid pressure. • Completely bleed the hydraulic line after connecting it. Electrics Electrical lines Check for damage...
- Page 133 Maintenance location Work instructions Interval After connecting: Adjust the distance of the hold-down to the ball to daily max. 0.5 mm: max. 0.5 mm max. 0.5 mm For this purpose, according to the design, e.g. turn upper stop screw and secure with nut or remove hold-down and turn lower setscrew.
- Page 134 Maintenance location Work instructions Interval Coulter discs (seed and fertiliser discs) Check state, wear, bearing play and light movement. At the 40 h front the discs should be slightly tensioned against each other Check the wear on the coulter discs, if necessary, move the trap rollers down by one bore.
- Page 135 Maintenance location Work instructions Interval Air supply grille Clean internally and externally from residues 40 h Metering discs for wear 40 h Push-out wheels for wear 40 h Wheels / brakes Undercarriage / wheels Check for damage (cracks, etc.) daily Check fastening / retighten wheel nuts - see above see above Check air pressure (undercarriage)
- Page 136 Clamping plates The drill units are fastened with clamping plates to the frame of the seed bar. The screws must be retightened after commis- sioning and when adjusting the rows, see table Maintenance overview and sticker on the machine. Drill unit fastening...
- Page 137 Lubrication points (Lubrication grease: DIN 51825 KP/2K-40) - Lubricate the following, number of lubrication points in brackets Lubricate drill unit - parallelogram (2 each) daily Lubricate drill unit - depth guide wheels (1 each) daily Lubricate bout markers - joint daily Lubricate bout markers - hydraulic daily...
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Page 138: 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 139: 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 140 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...
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Page 141: Wheels And Tyres
The Pay attention to the chapter Maintenance. jack lifting points are listed in the chapter Safety stickers and marked on the machine with Use only tyres and rimes approved by HORSCH. the following sticker: Changing wheels (undercarriage) WARNING... - Page 142 etc. 11. Remove the tripod trestle and lower the machine. 12. Tighten the wheel nuts with the torque wrench. NOTE Retighten the wheel nuts after 10 km. ¾...
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Page 143: Adjusting The Track Width
Adjusting the track width Mounting twin tyres The track width can be changed by The semi-axles of the undercarriage can be mounted in 3 positions for optimal adjustment adjusting the semi-axles to the row spacing. • turning the wheels/rims • turning the connecting tube. - Page 144 Required tools Turning wheels/rims Ring spanner 24 mm, 30 mm, 36 mm with • extension, if necessary Torque wrench 800 Nm • Jack with lifting force 5,000 kg • Tripod trestle with permitted load capacity • min. 5,000 kg Adjusting the semi-axle 1.
- Page 145 WARNING Never park the machine unsecured with the ¾ axle dismantled!
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Page 146: Selecting The Metering Auger
Selecting the metering auger NOTES Metering augers in different sizes are available for different granulates/types of fruit and plac- The preselection of the metering auger does • ing quantities. The volume is embossed on the not replace calibration! auger shaft for differentiation. Depending on the result of the calibration, it may be necessary to switch to a larger/smaller metering auger. - Page 147 Other working widths Example Working width of the machine: 10 m • If the machine has a working width for which no Number of metering augers: 2 • table is specified, the suitable metering auger Type of fruit/granulate: Rape • can be determined by calculation using a uni- Intended speed: approx.
- Page 148 Universal table lower limit recommended range upper limit Type of fruit/ granulate Auger min. max. 33,0 36,0 14,1 15,4 14,4 79,2 86,4 33,9 37,0 17,0 18,5 Snail granules 21,6 43,2 237,6 259,2 18,5 101,8 111,1 50,9 55,5 38,0 76,0 418,0 456,0 16,3 32,6...
- Page 149 lower limit recommended range upper limit Type of fruit/ granulate Auger min. max. 37,4 40,8 16,0 17,5 18,0 99,0 108,0 42,4 46,3 21,2 23,1 23,0 46,0 253,0 276,0 19,7 108,4 118,3 54,2 59,1 Mustard 41,0 82,0 451,0 492,0 17,6 35,1 193,3 210,9 17,6...
- Page 150 lower limit recommended range upper limit Type of fruit/ granulate Auger min. max. 33,0 36,0 14,1 15,4 13,2 72,6 79,2 31,1 33,9 15,6 17,0 12,0 24,0 132,0 144,0 Grass 10,3 56,6 61,7 28,3 30,9 14,6 29,2 160,6 175,2 12,5 68,8 75,1 40,2 43,8...
- Page 151 Seed calibration must both be calibrated. Drilling can be started if the appropriate speed The calibration sequence and the input on ¾ range is displayed after entering the weight. the terminal is identical with the calibration for seed/fertiliser. If the indicated speed range is not suitable for ¾...
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Page 152: Index
Index Accessories 6 E-Manager 103 Accident prevention 6 Engine 82 Adjustable drawbar 26 Environment 134 Adjusting the air volume 118 Adjusting the consolidation 76 Fall sluice 103 Agitator shaft 122 Aluminium clips 35 Fan flange 61 Fan motor direct drive 57 Auger 120 Fertiliser 12 Fertiliser metering unit 130... - Page 153 Maintenance 13,124,127 Shed 125 Maintenance intervals 125 Single grain 131 Metering auger 115 Single grain metering unit with downpipe 130 Metering augers 115 Small seed 105 Metering delay 49 Soybeans 98 Metering disc 83 Spare parts 6 Metering unit 83,103 Speed 9 Micro-granular compound metering unit 130 Spherical cap 128...
- Page 155 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...
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