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We congratulate you for choosing a HARDI plant protection product. The reliability and
efficiency of this product depend upon your care. The first step is to carefully read and
pay attention to this instruction book. It contains essential information for the efficient
use and long life of this quality product.
As this instruction book covers all MASTER models with VHY or VHZ boom, and all
models with either BK or EVC operating unit, please pay attention to the paragraphs
dealing with precisely your model.
This book is to be read in conjunction with the "Spray Technique" book.
Illustrations, technical information and data in this book are to the best of our belief correct at the time of printing. As
it is HARDI INTERNATIONAL A/S policy permanently to improve our products, we reserve the right to make
changes in design, features, accessories, specifications and maintenance instructions at any time and without
notice.
HARDI INTERNATIONAL A/S is without any obligation in relation to implements purchased before or after such
changes.
HARDI INTERNATIONAL A/S cannot undertake any responsibility for possible omissions or inaccuracies in this
publication, although everything possible has been done to make it complete and correct.
As this instruction book covers more models and features or equipment, which are available in certain countries
only, please pay attention to paragraphs dealing with precisely your model.
Published and printed by HARDI INTERNATIONAL A/S
MASTER
TWIN STREAM
Instruction book
679042-GB-2003/02
GB 01 02 MA

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Summary of Contents for Hardi MASTER TWIN STREAM

  • Page 1 Illustrations, technical information and data in this book are to the best of our belief correct at the time of printing. As it is HARDI INTERNATIONAL A/S policy permanently to improve our products, we reserve the right to make changes in design, features, accessories, specifications and maintenance instructions at any time and without notice.
  • Page 2: Table Of Contents

    Table of Contents CE Declaration ................4 Important safety notes ..............5 Description ..................6 S S S S S pr pr pr pr pra a a a a y y y y y er setup er setup er setup er setup er setup Connecting/disconnecting the sprayer ..........
  • Page 3: Ce Declaration

    Conf Conformity ormity ormity Manufacturer, Importer, HARDI INTERNATIONAL A/S Helgeshøj Allé 38 DK 2630 Taastrup DENMARK declare that the following product; _________________________________________________________________________________________ A. was manufactured in conformity with the provisions in the COUNCIL DIRECTIVE of 14 June 1989 on mutual...
  • Page 4: Important Safety Notes

    NOTE. Your safety is involved so be in the transport brackets. alert! If any portion of this instruction book remains un- clear after reading it, contact your HARDI dealer Note the following recommended precautions and safe for further explanation before using the equip- operating practices.
  • Page 5: Description

    HARDI-FILLER (G) is optional equipment. control box. The unit is fit with built-in HARDI-MATIC. F F F F F r r r r r ame HARDI-MATIC ensures a constant volume per hectare...
  • Page 6 The HARDI MASTER sprayer is for the application of crop protection chemicals and liquid fertilisers. The equipment must only be used for this purpose. It is not allowable to use the sprayer for other purposes.
  • Page 7 Description Unloading the spr Unloading the spr Unloading the spra a a a a y y y y y er fr er fr er fr om the tr om the tr uck k k k k Unloading the spr Unloading the spr er fr er from the tr om the tr...
  • Page 8: Connecting/Disconnecting The Sprayer

    Sprayer setup Connecting/disconnecting the Connecting/disconnecting the Connecting/disconnecting the Connecting/disconnecting the Connecting/disconnecting the Suppor Support le Suppor t le t le t legs Suppor Suppor t le The frame has two retractable support legs that can be spra a a a a y y y y y er er er er er turned in to minimise crop damage.
  • Page 9 Sprayer setup R R R R R oadw oadw oadw or or or orthiness thiness thiness oadw oadwor thiness thiness When driving on public roads and other areas where the highway code applies, or areas where there are special rules and regulations for marking and lights on imple- ments, you should observe these and equip implements accordingly.
  • Page 10: Transmission Shaft

    Sprayer setup T T T T T r r r r r ansmission shaft ansmission shaft ansmission shaft ansmission shaft ansmission shaft Oper Oper Oper Oper Opera a a a a tor saf tor saf tor saf tor safety tor saf To avoid accidents and personal injuries, note the following recommended precautions and safe operation practices.
  • Page 11 Sprayer setup 7. Fit the chains to prevent the protection guards from rotating with the shaft. T259-0008 8. To ensure long life of the transmission shaft, try to avoid working angles greater than 15°. T259-0009 GB 05 03 01...
  • Page 12: Hydraulics

    Oil pr Oil pr essur e line f ilter (if itted) An oil pressure line filter (HARDI ref. R R R R R equir equir equir equirements - tr equir ements - tr ements - tr ements - tr...
  • Page 13: Control Boxes And Power Supply

    Sprayer setup Contr Contr ol bo ol box x x x x es and pow ol bo es and pow es and pow er supply er supply Gener Gener General inf al inf al inf al informa orma orma ormation tion tion tion...
  • Page 14: Opera A A A A Ting

    Operation Oper Opera a a a a ting the boom Oper ting the boom ting the boom Oper Oper ting the boom ting the boom How to unf How to unfold the boom How to unf old the boom old the boom old the boom How to unf How to unf...
  • Page 15 Operation Boom size Minimum oil flow Minimum pressure l/min 12 m 15 m The above table includes 25 bar back pressure on the tractor hydraulic system. See also section on Technical specifications. With load sensing or constant pressure systems, back pressure may be higher. If in doubt, contact your tractor dealer.
  • Page 16: Operation - Liquid System

    To Fast Filling Device operated via a control box in the tractor cabin. These can only be operated manually if the power to the valve motor is disconnected. To HARDI FILLER Adjustment of Adjustment of Adjustment of 3-w 3-wa a a a a y v...
  • Page 17 Operation - liquid system Function dia Function dia Function diag g g g g r r r r r ams Function dia Function dia C oper C oper C opera a a a a ting unit ting unit ting unit EVC oper C oper ting unit...
  • Page 18 Operation - liquid system Oper Oper Opera a a a a ting instr ting instr ting instr uctions - v uctions - v Oper Oper ting instr ting instructions - v uctions - v uctions - valv alves Blac Black suction v Blac k suction v k suction v...
  • Page 19 Operation - liquid system F F F F F illing of illing of illing of w w w w wa a a a a ter illing of illing of 3. Turn handle on Suction Manifold towards Filling Device. F F F F F illing of illing of illing of illing of...
  • Page 20 Operation - liquid system F F F F F illing of illing of illing of illing of c c c c clean w lean w lean w lean wa a a a a ter tank (optional ter tank (optional ter tank (optional ter tank (optional NOTE! Turn handle towards operating unit before illing of...
  • Page 21 “HARDI FILLER”. Close remain- ing valves. Chemicals can be filled in the tank in two ways: 3. Check that bottom valve A at the FILLER is closed. 4. Engage the pump and set P.T.O. speed at 540 r/min.
  • Page 22 2. Turn the handle at the Suction Manifold towards “Main tank” and blue valve towards “Agitation”. Turn the green handle at the Pressure Manifold towards “HARDI FILLER”. Close remaining valves. 3. Engage the pump and increase P.T.O. speed to 540 r/min.
  • Page 23 See the 300-600 r/min. “Spray Technique” book. 2. On-off switch A is activated against green. 7. Adjust the HARDI-MATIC valve 4 so that the pressure 3. All distribution valve switches V are activated against gauge indicates the recommended pressure. green.
  • Page 24 Operation - liquid system F F F F F ilter ilter ilter ilters s s s s ilter NOTE! HEREAFTER ADJUSTMENT OF PRESSURE EQUALISATION WILL ONLY BE NEEDED WHEN: All filters should always be in use and their function checked regularly. Pay attention to the correct combina- 1.
  • Page 25 Operation - liquid system T T T T T ank dr ank dr ank dr ain v ain v alve e e e e ank dr ank drain v ain v ain valv Standard filter size is 80 mesh. Filters of 50 and 100 mesh are available and can be changed by opening the How to oper How to oper...
  • Page 26: Air Technique

    Air Technique Spra a a a a y T y Tec echnique - see se hnique - see se hnique - see se hnique - see se hnique - see separ para a a a a te book. te book. te book.
  • Page 27 If you want some local advice you are very welcome to contact the TWIN application expert B Angling of air and liquid, rules of thumb at the HARDI importer or daughter company in your country To control wind drift the influence of wind speed and •...
  • Page 28 Then spray with pure water and check the blue spots (droplets) on the paper. This way you can test different spraying techniques. Water sensitive paper is available at your local HARDI dealer, part No. 893211 l i t NOTE! All volume rates, pressures and air suggestions indicated in these tables are only guiding.
  • Page 29 Air Technique NOTE! All volume rates, pressures and air suggestions indicated in these tables are only guiding. Special conditions regarding climate, quality of the crop, spraying time and chemicals applied (burning) may partially change the procedure. * NOTE! If dust is deposited on leaves the air speed must be reduced. GB 09 00 MA...
  • Page 30 Air Technique l l i l l i l i t l i v ) l i ) l i l i t NOTE! All volume rates, pressures and air suggestions indicated in these tables are only guiding. Special conditions regarding climate, quality of the crop, spraying time and chemicals applied (burning) may partially change the procedure.
  • Page 31 Air Technique l l i l l i NOTE! All volume rates, pressures and air suggestions indicated in these tables are only guiding. Special conditions regarding climate, quality of the crop, spraying time and chemicals applied (burning) may partially change the procedure. * NOTE! If dust is deposited on leaves the air speed must be reduced.
  • Page 32: Maintenance

    If any portion remains unclear or requires facilities which are not available, then for 2. Select and use the appropriate protective clothing. safety reasons please leave the job to your HARDI Select detergent suitable for cleaning and suitable dealer’s workshop.
  • Page 33 Maintenance 10. Replace all the filters and nozzles and store the sprayer. If, from previous experiences, it is noted that the solvents in the pesticide are particularly aggressive, store the sprayer with the tank lid open. NOTE! If the sprayer is cleaned with a high pressure cleaner lubrication of the entire machine is recom- mended.
  • Page 34: Lubrication

    Maintenance Lubrica Lubrica tion tion Lubrica Lubrica Lubrication tion tion Always store lubricants clean, dry and cool - preferably at a constant temperature - to avoid contamination from Following recommended lubricants are to be used. dirt and condensed water. Lubricating points Lubricant Keep oil filling jugs, hoppers and grease guns clean, and clean the lubricating points thoroughly before lubricating.
  • Page 35 Maintenance Models with BK control unit only C - 20h C - 20h C - 20h C - 20h C - 20h A - 50h A - 50h A - 50h A - 50h A - 50h A - 40h A - 40h A - 40h A - 40h...
  • Page 36 Maintenance B - 40h B - 40h B - 40h B - 40h B - 40h T219-0003 GB 13 02 MA...
  • Page 37: Hours Service

    Maintenance 4. Nozzle f 4. Nozzle f 4. Nozzle filter ilter ilter ilters s s s s 4. Nozzle f 4. Nozzle f ilter 10 hour 10 hour s ser s ser vice vice 10 hour 10 hours ser 10 hour s ser s service vice...
  • Page 38: Hours Service

    Maintenance 50 hour 50 hour s ser s ser vice vice 50 hour 50 hour 50 hours ser s ser s service vice vice 1. T 1. T 1. Tr r r r r ansmission shaft ansmission shaft ansmission shaft 1.
  • Page 39: Occasional Maintenance

    T192-0005 Model 1303 T261-0001 Diaphragm pump overhaul kit (valves, seals, diaphragms etc.) Pump model HARDI part No. 750342 Valves Remove valve cover 1 before changing the valves 2 - note their orientation so they are replaced correctly! NOTE! A special valve with white flap 2A is used at the two upperside inlets.
  • Page 40 If the main ON/OFF valve does not seal properly (drip- pressure fluctuations occur, it may be necessary to ping nozzles when main ON/OFF valve is closed), the renew cone and cylinder. A HARDI kit is available for this ball and seat should be checked. purpose. Ref. no. 741293.
  • Page 41 Maintenance Lev v v v v el indica el indica el indica el indicator adjustment tor adjustment tor adjustment tor adjustment el indica tor adjustment 3. Pull out the clip A and pull down connecting piece B. The level indicator reading should be checked regularly. The entire valve assembly can now be pulled out.
  • Page 42 Remember to fit chains again. 4. Grease bearings. NOTE! Only use genuine HARDI spare parts to service the transmission shaft. R R R R R e e e e e placement of placement of placement of...
  • Page 43: Re-Adjustment Of The Boom

    Maintenance R R R R R eadjustments - boom and fr eadjustments - boom and fr eadjustments - boom and fr eadjustments - boom and fr eadjustments - boom and frame Re-adjustment of the boom After having used the sprayer for some days the boom Before commencing adjustment jobs please go through should be adjusted according to the following instruc- this check list.
  • Page 44 Maintenance 4. Wire 7. Trapeze suspension The wire function is to carry the boom For the trapeze to function it wings. Adjustment of the wire should be must not be to tight. If it is to F F F F F undertaken with the boom unfolded loose the boom will yaw and the hydraulic rams F discon-...
  • Page 45: Repair Of The Bag

    If the air bag is damaged it can be repaired by sewing or gluing a patch on it. A repair kit is available; HARDI ref. no. 728746. Oil cooler Oil cooler...
  • Page 46: Off-Season Storage

    When the spraying season is over, you should devote and corrosion. some extra time to the sprayer. 12. Remove the control boxes and the HARDI PILOT If chemical residue is left over in the sprayer for longer control box + display from the tractor, and store them periods, it can reduce the life of the individual compo- dry and clean (in-house).
  • Page 47: Fault Finding

    Fault finding Oper Oper Opera a a a a tional pr tional pr tional pr lems lems Oper Oper tional pr tional prob oblems lems lems In cases where breakdowns have occurred, the same factors always seem to come into play: 1.
  • Page 48 Fault finding Liquid sy Liquid sy Liquid system stem stem stem Liquid sy Liquid sy stem FAULT PROBABLE CAUSE CONTROL/REMEDY No spray from boom when Air leak on suction line. Check if suction filter O-ring is sealing. turned on. Check suction tube and fittings. Check tightness of pump diaphragm and valve covers.
  • Page 49 The problem may be due to a blown fuse. The fuses are placed in the control box and are marked according to functions. Fuses 7 and 8 are spare fuses. Fuse type T 500 mA HARDI ref. no. 261125 GB 16 02 MA...
  • Page 50: Technical Specifications

    Technical specifications Dimensions Dimensions Dimensions Dimensions Dimensions W W W W W eight eight eight eight eight Tank size Spraying Weight (kg) incl. pump (litres) width (m) 1302 type 363 type 12.5 1000 12.5 1200 12.5 Tank size Spraying width Measurement (mm) (litres) A x B xC...
  • Page 51 Technical specifications F F F F F ilter ilter ilter ilters and nozzles s and nozzles s and nozzles s and nozzles EVC C C C C ilter s and nozzles Filter gauze width 30 mesh: 0.58 mm 50 mesh: 0.30 mm 80 mesh: 0.18 mm 100 mesh: 0.15 mm T T T T T emper...
  • Page 52 Technical specifications Electrical connections f Electrical connections f Electrical connections for EV or EV or EV or EVC oper C oper C opera a a a a ting unit C oper ting unit ting unit ting unit Electrical connections f Electrical connections f or EV C oper...
  • Page 53 Technical specifications Hydr dr dr dr draulics dia aulics dia aulics dia aulics diag g g g g r r r r r am aulics dia Electrical connections Electrical connections Electrical connections Electrical connections Electrical connections Air outlet controls GB 18 02 MA...
  • Page 54 Technical specifications Gra a a a a phs GB 18 02 MA...

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