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TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
EDITION 1B-06-2012
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE
phone:
fax:
OPERATOR MANUAL
DITCH DIGGER
PRONAR GO800
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO. 268N-00000000-UM
+48 085 681 64 29
+48 085 681 63 82
+48 085 682 71 10
www.pronar.pl

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Summary of Contents for PRONAR GO800

  • Page 1 PRONAR Sp. z o.o. 17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE phone: +48 085 681 63 29 +48 085 681 64 29 +48 085 681 63 81 +48 085 681 63 82 fax: +48 085 681 63 83 +48 085 682 71 10 www.pronar.pl...
  • Page 3 DITCH DIGGER PRONAR GO800 MACHINE IDENTIFICATION SYMBOL /TYPE: SERIAL NUMBER:...
  • Page 4 The manual describes the basic principles of safe use and operation of the GO800 ditch digger. If the information in this Operator Manual needs clarification, refer for assistance to the sale point where the machine was purchased or to the Manufacturer.
  • Page 5 SYMBOLS APPEARING IN THIS OPERATOR MANUAL Information, descriptions of danger and precautions and also recommendations and prohibitions associated with user safety instructions are marked: and also preceded by the word "DANGER.” Failure to observe the instructions may endanger the machine operator's or other person's health or life. Vital information and instructions that must be observed are by the symbol: and also preceded by the word "IMPORTANT".
  • Page 9: Table Of Contents

    TABLE OF CONTENTS BASIC INFORMATION 1.1 IDENTIFICATION 1.2 INTENDED USE 1.3 EQUIPMENT 1.4 TERMS & CONDITIONS OF WARRANTY 1.5 TRANSPORT 1.6 ENVIRONMENTAL RISK 1.7 WITHDRAWAL FROM USE SAFETY ADVICE 2.1 BASIC SAFETY RULES 2.1.1 MACHINE USE 2.1.2 HITCHING AND UNHITCHING THE MACHINE 2.1.3 HYDRAULIC SYSTEM 2.1.4...
  • Page 10 4.3 HITCHING TO MULTIFUNCTION ARM 4.4 TRANSPORTING THE MACHINE 4.5 DITCH DIGGER SETTINGS AND OPERATION 4.5.1 SET THE DITCH DIGGER IN WORKING POSITION 4.5.2 ADJUST THE WORKING DEPTH OF THE DITCH DIGGER ROTOR 4.10 4.5.3 ADJUST THE EJECTED MATERIAL DEFLECTOR 4.11 4.5.4 OPERATE THE DITCH DIGGER...
  • Page 11: Basic Information

    SECTION BASIC INFORMATION...
  • Page 12: Identification

    FIGURE 1.1 Location of the nameplate. The PRONAR GO800 ditch digger is marked with the nameplate located on its body. When purchasing the machine, make sure that the serial numbers on the machine are the same as entered in the WARRANTY BOOK, in sales documents and in the OPERATOR MANUAL.
  • Page 13: Intended Use

    PRONAR WWT420 / 424C / 480 / 480C (TYPE 80 connector) PRONAR WWT800T / 804T The PRONAR GO800 ditch digger on a multifunctional arm is used to clean roadside ditches and drainage ditches from vegetation, silt, sand and sediments deposited by the water.
  • Page 14 PRONAR GO800 SECTION 1 Using it as intended involves all actions connected with the safe and proper operation and maintenance of the machine. Due to the above, the user is obliged to: • carefully read the OPERATOR MANUAL and comply with its recommendations, •...
  • Page 15: Equipment

    Warranty Book 1.4 TERMS & CONDITIONS OF WARRANTY PRONAR Sp. z o.o. Narew guarantees the reliable operation of the machine when it is used according to its intended purpose as described in the OPERATOR MANUAL. Defects discovered during the warranty period will be removed by the Warranty Service. The repair period is specified in the WARRANTY BOOK.
  • Page 16: Transport

    PRONAR GO800 SECTION 1 Demand that the seller carefully and accurately fills out the Warranty Book and warranty repair coupons. A missing date of purchase or sale point stamp may make the user ineligible for any warranty repair or refund.
  • Page 17 SECTION 1 PRONAR GO800 FIGURE 1.2 Transport lugs. (1) transport lug FIGURE 1.3 Location of the centre of gravity.
  • Page 18 PRONAR GO800 SECTION 1 The ditch vacuum cleaner should be attached to lifting devices in specially designed places (FIGURE 1.2), i.e. to the transport lug in the upper part of the machine body. The machine should be firmly secured on the transportation platform with belts or chains equipped with a tensioning mechanism.
  • Page 19: Environmental Risk

    SECTION 1 PRONAR GO800 1.6 ENVIRONMENTAL RISK A hydraulic oil leak constitutes a direct threat to the natural environment owing to its limited biodegradability. While carrying out maintenance and repair work which involves the risk of an oil leak, this work should take place on an oil resistant floor or surface. In the event of oil leaking into the environment, first of all contain the source of the leak, and then collect the leaked oil using available means.
  • Page 20 PRONAR GO800 SECTION 1 1.10...
  • Page 21: Safety Advice

    SECTION SAFETY ADVICE...
  • Page 22: Basic Safety Rules

    PRONAR GO800 SECTION 2 2.1 BASIC SAFETY RULES 2.1.1 MACHINE USE • Before use, the user must carefully read this Operator Manual and the WARRANTY BOOK. When operating the machine, follow all instructions in these documents. • The machine may only be used and operated by persons qualified to drive agricultural tractors and carrier vehicles and trained in the use of the machine.
  • Page 23: Hitching And Unhitching The Machine

    SECTION 2 PRONAR GO800 reduce the level of noise during work, the operator cab windows and door should be closed. 2.1.2 HITCHING AND UNHITCHING THE MACHINE • Do NOT connect the machine to a multifunction arm of other type than the recommended by the manufacturer.
  • Page 24: Transporting The Machine

    PRONAR GO800 SECTION 2 • When connecting the hydraulic lines to the hydraulic motor, make sure that the hydraulic system of the multifunction arm is not under pressure. If necessary, reduce residual pressure in the system. • In the event of injuries being caused by pressurised hydraulic oil, contact a doctor immediately.
  • Page 25: Maintenance

    SECTION 2 PRONAR GO800 • Do not transport the ditch digger in the working position. • The ditch digger may not be used or transported in conditions of limited visibility. • Do NOT ride on the machine or transport any materials on it.
  • Page 26: Operate The Ditch Digger

    PRONAR GO800 SECTION 2 cleaned and disinfected. In the event of more serious injuries, seek a doctor's advice. • Repair, maintenance and cleaning work should be carried out with the tractor/carrier vehicle engine turned off and the ignition key removed. Immobilise the tractor/carrier vehicle with parking brake.
  • Page 27: Residual Risk

    • When driving with a raised ditch digger, keep a safe distance from electric lines. 2.2 RESIDUAL RISK Pronar Sp. z o. o. in Narew has made every effort to eliminate the risk of accidents. There is, however, a certain residual risk, which could lead to an accident, and this is connected mainly with the actions described below: •...
  • Page 28: Information And Warning Decals

    If any are destroyed or damaged, they must be replaced with new. Safety decals are available from your PRONAR dealer or directly from PRONAR customer service. New assemblies, changed during repair, must be labelled once again with the appropriate safety signs.
  • Page 29 SECTION 2 PRONAR GO800 FIGURE 2.1 Locations of information and warning decals Meaning of symbols (TABLE 2.1) TABLE 2.1 Information and warning decals ITEM DECAL MEANING Before starting work, carefully read the Operator Manual. Before maintenance or repairs, turn off engine and remove key from ignition.
  • Page 30 PRONAR GO800 SECTION 2 ITEM DECAL MEANING Do not touch any rotating elements until they come to a complete stop. Transport lug points marking. Machine type Numbers in the Item column correspond to decals (FIGURE 2.1) 2.10...
  • Page 31: Design And Operation

    SECTION DESIGN AND OPERATION...
  • Page 32: Technical Specification

    PRONAR GO800 SECTION 3 3.1 TECHNICAL SPECIFICATION FIGURE 3.1 Basic dimensions TABLE 3.1 BASIC TECHNICAL DATA Unit GO800 Dimensions and weight Length Width Height 1360 Tare weight Technical specification ∅800 Working disc diameter Number of blades Nominal oil working pressure...
  • Page 33: General Design

    SECTION 3 PRONAR GO800 3.2 GENERAL DESIGN FIGURE 3.2 General design. (1) - ditch digger body; (2) - adjustable deflector; (3) - side cover; (4) - rotor; (5) - angular blades ; (6) - skid; (7) - head connection; (8) - hydraulic motor; (9) - hydraulic lines;...
  • Page 34 PRONAR GO800 SECTION 3 The ditch digger consists of the body (1) (FIGURE 3.2) with a connection (7) allowing coupling the ditch digger with the head of the multifunction arm. The ditch digger saw is driven by hydraulic motor (8) that is supplied through hydraulic lines (9) running from the multifunction arm.
  • Page 35: Correct Use

    SECTION CORRECT USE...
  • Page 36: Get Ready For Operation

    PRONAR GO800 SECTION 4 4.1 GET READY FOR OPERATION The manufacturer guarantees that the machine is fully operational and has been checked according to quality control procedures and is ready for use. This does not release the user from an obligation to check the machine's condition after delivery and before first use. The machine is delivered to the user completely assembled.
  • Page 37 SECTION 4 PRONAR GO800 • whether the rotor disc generates excessive vibrations, • synchronised rotation of the rotor (FIGURE 4.1). FIGURE 4.1 synchronised rotation of the rotor disc the ditch digger body. (1) - rotor disc; (2) - ditch digger body; (3) - deflector The direction of rotation of the rotor should be such that the material thrown out by the rotor from the bottom of the ditch is directed towards the body, cover, and then to the deflector.
  • Page 38 PRONAR GO800 SECTION 4 DANGER Before using the machine, the user must carefully read this Operator Manual Careless and incorrect use and operation of the machine, and failure to follow instructions in this Operator Manual is dangerous to your health.
  • Page 39: Technical Inspection

    SECTION 4 PRONAR GO800 4.2 TECHNICAL INSPECTION To get the machine ready for use, check components according to guidelines presented in Table 4.1. TABLE 4.1 TECHNICAL INSPECTION SCHEDULE DESCRIPTION MAINTENANCE ACTIVITIES FREQUENCY Check the technical condition of safety Condition of safety guards guards, if complete and correctly mounted.
  • Page 40: Hitching To Multifunction Arm

    PRONAR GO800 SECTION 4 4.3 HITCHING TO MULTIFUNCTION ARM NOTE Before aggregating the ditch digger, read the operating instructions for the ditch digger, tractor (carrying vehicle) and multifunction arm, and observe all instructions provided. DANGER When hitching, there must be nobody between the machine and the tractor/carrier vehicle.
  • Page 41 SECTION 4 PRONAR GO800 FIGURE 4.2 Hitching to multifunction arm (1) - multifunction arm's head; (2) - ditch digger connection; (3) - mounting bolts; (4) - nut; (5) - washer; (6) - quick couplers of the multifunction arm. (7) - quick couplers of the ditch digger hydraulic motor.
  • Page 42: Transporting The Machine

    PRONAR GO800 SECTION 4 4.4 TRANSPORTING THE MACHINE For transport to place of work and back, raise the ditch digger and mount it on hitch (2) of multifunction arm head (3) (FIGURE 4.3). FIGURE 4.3 Transport position (1)- ditch digger in transport position; (2)- hitch of multifunction arm head; (3)- multifunction arm head.
  • Page 43 SECTION 4 PRONAR GO800 FIGURE 4.4 Set the ditch digger in working position (1) - ditch digger in working position; (2) - multifunction arm. • the ditch digger should rest freely on the ground on the ground contour following skid.
  • Page 44: Adjust The Working Depth Of The Ditch Digger Rotor

    PRONAR GO800 SECTION 4 4.5.2 ADJUST THE WORKING DEPTH OF THE DITCH DIGGER ROTOR FIGURE 4.5 Set the working depth of the ditch digger head rotor. . (1) - skid; (2) - skid fixing bolts; (3) - retaining nuts; (4) - skid mounting bolts; (5) - nuts; (6) - ditch digger rotor;...
  • Page 45: Adjust The Ejected Material Deflector

    SECTION 4 PRONAR GO800 DANGER When adjusting the working depth of the rotor, turn off the power to the multifunction arm and remove the key from the ignition. The ditch digger must be mounted on the hitch of the multifunction arm head in transport position and supported on stable and strong supports.
  • Page 46: Operate The Ditch Digger

    PRONAR GO800 SECTION 4 To adjust how high the material is ejected onto the ditch slope, adjust the deflector (1) (FIGURE 4.6). In order to do this: • remove the cotter pins (3) securing the deflector bracket (2); • remove the bracket (2) from the bolts and determine the appropriate deflector (1) position by fixing the bracket on the bolt in one of the five available holes;...
  • Page 47: Remove Blockages

    SECTION 4 PRONAR GO800 When driving across the road, pavement or other obstacles and when making turns, raise the machine by means of the multifunction arm and disengage the rotor drive. Exercise due caution during operation. If the ditch digger drive system is stopped during operation, disengage the drive and check the cause of overload.
  • Page 48: Unhitching From Multifunction Arm

    PRONAR GO800 SECTION 4 4.6 UNHITCHING FROM MULTIFUNCTION ARM DANGER Reduce pressure prior to disconnecting the hydraulic system. In order to unhitch the ditch digger from the multifunction arm (FIGURE 4.2), proceed as follows: • lower the ditch digger by means of the multifunction arm to rest position, on a level surface, •...
  • Page 49: Maintenance

    SECTION MAINTENANCE...
  • Page 50: Inspection And Disassembly Of Safety Guards

    PRONAR GO800 SECTION 5 5.1 INSPECTION AND DISASSEMBLY OF SAFETY GUARDS The machine may only be used when all the safety guards and other protective elements are technically sound and correctly positioned. Safety guards should protect against stones and other foreign objects thrown from the mower. In the event of loss or damage to the protective guards , they must be replaced with new ones.
  • Page 51: Check And Replace Blades

    SECTION 5 PRONAR GO800 5.2 CHECK AND REPLACE BLADES DANGER Before inspecting or replacing the blades, turn off the tractor/implement carrier engine and remove the key from the ignition. The ditch digger must be mounted on the hitch of the multifunction arm head in transport position and supported on stable and strong supports.
  • Page 52 PRONAR GO800 SECTION 5 When replacing the blades (1) (FIGURE 5.2), pay attention to the condition of the bolts (2) securing the blade to the rotor disk. Excessively worn or damaged blade fixing bolt should be replaced with a new one of the same type. The threaded connection should be pre-cleaned and degreased with Loctite 7063, then secured with Loctite 243 thread locker.
  • Page 53: Hydraulic System Maintenance

    SECTION 5 PRONAR GO800 HYDRAULIC SYSTEM MAINTENANCE DANGER Do NOT perform service or repair work under raised and unsupported machine. Connections of hydraulic lines supplying hydraulic motor should be checked daily. FIGURE 5.3 Inspect connections of quick couplers of the hydraulic motor's hydraulic lines.
  • Page 54 PRONAR GO800 SECTION 5 DANGER During work on hydraulic system, use the appropriate personal protection equipment i.e. protective clothing, footwear, gloves and eye protection. Avoid contact of skin with oil. Make sure that the oil in the ditch digger hydraulic system is of adequate grade. Do not add hydraulic oil of other grade.
  • Page 55 SECTION 5 PRONAR GO800 TABLE 5.1 HL32 hydraulic oil specification ITEM NAME VALUE ISO 3448VG viscosity classification Kinematic viscosity at 40°C 28.8 ÷ 35.2 mm²/s ISO 6743/99 quality classification DIN 51502 quality classification Flash-point above 210°C Because of its composition, the oil is not classified as a dangerous substance, however long- term action on the skin or eyes may cause irritation.
  • Page 56: Storage

    PRONAR GO800 SECTION 5 STORAGE After finishing work, clean and wash the machine thoroughly with a water jet. While washing do not direct a strong water or steam jet at information and warning decals or hydraulic lines. Nozzle of pressure or steam washer should be kept at a distance of not less than 30 cm from cleaned surface.
  • Page 57: Tightening Torque For Nut And Bolt Connections

    SECTION 5 PRONAR GO800 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS During maintenance or repair work, apply appropriate torque when tightening bolt and nut connections, unless other tightening torque values are given. Recommended torque values apply to non-greased steel bolts.
  • Page 58: Troubleshooting

    PRONAR GO800 SECTION 5 TROUBLESHOOTING TABLE 5.3 TROUBLESHOOTING TYPE OF FAULT POSSIBLE CAUSE REMEDY Incorrectly connected or Check quick couplers and damaged quick couplers of the manner of their connection multifunction arm Ditch digger drive cannot be started Hydraulic system of...
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