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PRONAR RD-Z24 Operator's Manual

Road grader
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TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
EDITION 1A-11-2012
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
phone:
fax:
OPERATOR MANUAL
ROAD GRADER
PRONAR RD-Z24
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO 337N-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 RD-Z24

  • Page 1 PRONAR Sp. z o.o. 17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE 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: Machine Identification

    ROAD GRADER PRONAR RD-Z24 MACHINE IDENTIFICATION TYPE: RD-Z24 SERIAL NUMBER:...
  • Page 4 The machine is designed to meet obligatory standards, documents and legal regulations currently in force. The manual describes the basic safety rules and operation of the road grader RD-Z24. If the information stated in the Operator's Manual needs clarification then the user should refer for assistance to the sale point where the machine was purchased or to the Manufacturer.
  • Page 5 SYMBOLS APPEARING IN THIS OPERATOR'S 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. Particularly important information and instructions, the observance of which is essential, are distinguished in the text by the sign: and also preceded by the word "ATTENTION".

  • Page 7: Table Of Contents

    TABLE OF CONTENS 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 1.10 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 8 CORRECT USE 4.1 GET READY FOR OPERATION 4.2 TECHNICAL INSPECTION 4.3 HITCHING TO TRACTOR 4.4 ROAD GRADER OPERATION 4.4.1 SETTING THE WORKING DEPTH 4.4.2 CONTROLLING THE MOULDBOARD POSITION 4.4.3 SETTING THE JOCKEY WHEEL BRACKET 4.10 4.5 TRANSPORTING THE MACHINE 4.12 4.6 UNHITCHING THE MACHINE FROM THE TRACTOR 4.13 MAINTENANCE...
  • Page 9 SECTION BASIC INFORMATION...

  • Page 10: Identification

    PRONAR RD-Z24 SECTION 1 1.1 IDENTIFICATION FIGURE 1.1 Location of the nameplate Meaning of nameplate items (FIGURE 1.1): A - machine name B – type C – serial number D – year of manufacture E – machine tare weight [kg] F –...

  • Page 11: Intended Use

    SECTION 1 PRONAR RD-Z24 Serial number is stamped on the nameplate. Nameplate is located in the front part of the main frame on the valve bracket(FIGURE 1.1). When purchasing the machine, check that the serial number corresponds with that indicated in the WARRANTY BOOK, in the sales documents and in the OPERATOR MANUAL.

  • Page 12: Equipment

    PRONAR RD-Z24 SECTION 1 TABLE 1.1 Tractor requirements UNIT REQUIREMENTS Linkage Rear three-point linkage Category II according to ISO 730-1 Hydraulic system Hydraulic oil HL32 Pressure in the system 16 ÷ 20 2 sockets of one hydraulic section (standard version)

  • Page 13: Terms & Conditions Of Warranty

    PRONAR RD-Z24 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 14: Transport

    PRONAR RD-Z24 SECTION 1 Do NOT attempt to modify the machine without the written consent of the Manufacturer. In particular, do NOT weld, drill holes in, cut or heat the main structural elements, which have a direct impact on the machine operation safety.
  • Page 15 SECTION 1 PRONAR RD-Z24 FIGURE 1.2 Transport lugs The machine should be attached to lifting equipment in places specially designed for this purpose (FIGURE 1.2), i.e. by the holes in the mouldboard ends and by the central link securing hole. Suspension points are identified with information decals. When lifting the machine take special care to avoid tipping over the machine and the risk of injuries from protruding parts.
  • Page 16 PRONAR RD-Z24 SECTION 1 FIGURE 1.3 Centre of gravity NOTE Depending on the version, centre of gravity varies in the ±50 mm range.

  • Page 17: Environmental Risk

    SECTION 1 PRONAR RD-Z24 NOTE Do NOT secure lifting slings or any types of securing elements to hydraulic cylinders. DANGER When transporting independently, the user must carefully read this Operator Manual and observe all its instructions. When being transported on a motor vehicle the machine must be mounted on the vehicle's platform in accordance with the transport safety requirements.

  • Page 18: Withdrawal From Use

    PRONAR RD-Z24 SECTION 1 1.7 WITHDRAWAL FROM USE Should you decide to withdraw the machine from use, comply with the regulations in force in the given country regarding withdrawal from use and recycling of machines withdrawn from use. Before proceeding to dismantle machine, oil shall be completely removed from hydraulic system.

  • Page 19: Safety Advice

    SECTION SAFETY ADVICE...

  • Page 20: Basic Safety Rules

    PRONAR RD-Z24 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 carrier vehicle and trained in the use of the machine.

  • Page 21: Hydraulic System

    SECTION 2 PRONAR RD-Z24 • Do not link the machine to the tractor when the linkage systems of machine and tractor are not compatible. • After completion of hitching the machine, check the safeguards. Carefully read the carrier vehicle Operator Manual.

  • Page 22: Transporting The Machine

    PRONAR RD-Z24 SECTION 2 • Used oil or deteriorated oil should be stored in original containers or replacement containers resistant to hydrocarbons. Replacement containers must be clearly marked and appropriately stored. • Do not store hydraulic oil in packaging designed for storing food or foodstuffs.
  • Page 23 SECTION 2 PRONAR RD-Z24 • Any modification of the machine releases the manufacturer (PRONAR) from any responsibility for damage or detriment to health which may arise as a result. • Regularly check the technical condition of the safety devices and correct tightening of bolt connections.

  • Page 24: Road Grader Operation

    • Machine can be operated by a single person only. 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 25: Information And Warning Decals

    SECTION 2 PRONAR RD-Z24 • cleaning, maintenance and technical checks when carrier vehicle is connected and engine is running. The residual risk may be kept to a minimum by following the recommendations below: • operate the machine in prudent and unhurried manner, •...
  • Page 26 PRONAR RD-Z24 SECTION 2 ITEM SYMBOL DESCRIPTION Pressurised liquid. Keep a safe distance. Do not reach into crushing space because elements may move. Danger of crushing hands or fingers. Manufacturer. Lifting equipment attachment points while loading the machine. Numbers in the Item column correspond to decals (FIGURE 2.1)
  • Page 27 SECTION 2 PRONAR RD-Z24 FIGURE 2.1 Locations of information and warning decals Meaning of symbols (TABLE 2.1)
  • Page 28 PRONAR RD-Z24 SECTION 2 2.10...

  • Page 29: Design And Operation

    SECTION DESIGN AND OPERATION...

  • Page 30: Technical Specification

    PRONAR RD-Z24 SECTION 3 3.1 TECHNICAL SPECIFICATION TABLE 3.1 BASIC TECHNICAL DATA Unit Model of the road grader RD-Z24 rear three-point linkage of cat. II Mounting method according to ISO 730-1 Working width depending on the operating position A, B, C, (FIGURE 3.1)
  • Page 31 SECTION 3 PRONAR RD-Z24 FIGURE 3.1 Dimensions and parameters of the RD-Z24 road grader A, B, C - Working positions...

  • Page 32: General Design

    (6) – hydraulic system; (7) – jockey wheels; (8) – parking stand; (9) – electrical system, (10) – conditioner The RD-Z24 road grader consists of the main frame (1) mounted on the 3-point linkage (2). The mouldboard (4) is attached to the frame on the rotation body (3). The mouldboard swing angle changes in two planes.

  • Page 33: Hydraulic System

    SECTION 3 PRONAR RD-Z24 The road grader can be additionally equipped with conditioners (10) to loosen the soil and pick up tightly packed materials. 3.3 HYDRAULIC SYSTEM FIGURE 3.3 Hydraulic system design (1) – hydraulic cylinder for mouldboard tilting; (2) – hydraulic cylinder for three-point linkage turning;...
  • Page 34 PRONAR RD-Z24 SECTION 3 FIGURE 3.4 Hydraulic system concept diagram (1) – hydraulic cylinder for mouldboard tilting; (2) – hydraulic cylinder for three-point linkage turning; (3) – hydraulic cylinder for mouldboard rotation; (4) – cross overflow valve; (5) – hydraulic lock, (6) – hydraulic connector...

  • Page 35: Electrical System

    SECTION 3 PRONAR RD-Z24 3.4 ELECTRICAL SYSTEM Electrical control system of the road grader is designed for 12 V DC power supply. The electrical system is connected using a wire with a 3-pin plug. The standard equipment includes a 3-pin socket for installing in the tractor. In order to change the road grader mouldboard position, use one selective control valve lever in the tractor and the electric 4- position switch.
  • Page 36 PRONAR RD-Z24 SECTION 3...

  • Page 37: Correct Use

    SECTION CORRECT...

  • Page 38: Get Ready For Operation

    PRONAR RD-Z24 SECTION 4 4.1 GET READY FOR OPERATION DANGER Before starting the road grader operation, 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 SECTION 4 PRONAR RD-Z24 • check technical condition of the linkage components, NOTE Failure to follow instructions in this Operator Manual or starting the machine incorrectly may cause damage to the machine. The technical condition before starting the machine must be no cause for concern.

  • Page 40: Technical Inspection

    PRONAR RD-Z24 SECTION 4 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 Technical condition of Visually inspect and if necessary replace mouldboard and collecting according to section 5.1 CHECK AND...

  • Page 41: Hitching To Tractor

    SECTION 4 PRONAR RD-Z24 4.3 HITCHING TO TRACTOR The RD-Z24 road grader may only be mounted on a tractor fulfilling the requirements presented in Table 1.1 „TRACTOR REQUIREMENTS”. DANGER Exercise caution when hitching the machine to tractor. Do NOT hitch the machine to the tractor when the tractor engine is running.
  • Page 42 PRONAR RD-Z24 SECTION 4 FIGURE 4.1 Hitching to tractor (A) – mounting points for the lower links of the tractor three point linkage; (B) – mounting point for the top link (central link), (1) –pins of lower links; (2) – securing cotter pin;...
  • Page 43 SECTION 4 PRONAR RD-Z24 NOTE The connecting cables should be routed so that they do not get entangled in moving machine parts. FIGURE 4.2 Parking stand (1) – parking stand; (2) – linchpin; (3) – securing cotter pin...

  • Page 44: Road Grader Operation

    PRONAR RD-Z24 SECTION 4 4.4 ROAD GRADER OPERATION 4.4.1 SETTING THE WORKING DEPTH To set the road grader working depth, adjust the height of the jockey wheels (1) by means of the bottle screw (2) - (FIGURE 4.3). Tighten the screw to raise the jockey wheels and increase the road grader working depth.

  • Page 45: Controlling The Mouldboard Position

    SECTION 4 PRONAR RD-Z24 4.4.2 CONTROLLING THE MOULDBOARD POSITION In order to set the mouldboard position, select one of the four positions on the switch, and then use the manifold lever controlling the appropriate section of the tractor’s external hydraulic system.

  • Page 46: Setting The Jockey Wheel Bracket

    PRONAR RD-Z24 SECTION 4 With the switch in the "A" or "D" position, the solenoid valve remains turned off, then you can control the mouldboard swing angle in the horizontal position. After setting the knob to the "B" position, the solenoid valve switches power to the system of cylinders that control the three- point linkage frame tilt.
  • Page 47 SECTION 4 PRONAR RD-Z24 FIGURE 4.5 Setting the jockey wheels (1) – jockey wheel bracket; (2) – pin; (3) – linchpin, (4) – bottle screw Successive stages of setting the jockey wheels - (FIGURE 4.5). 1) Lower the road grader until the blade completely rests on the ground 2) Use the bottle screw (4) to raise the jockey wheels.

  • Page 48: Transporting The Machine

    PRONAR RD-Z24 SECTION 4 4.5 TRANSPORTING THE MACHINE When driving on public roads, respect the road traffic regulations, exercise caution and prudence. Listed below are the key guidelines. • Make sure that the machine is correctly attached to the tractor, and linkage is properly secured.

  • Page 49: Unhitching The Machine From The Tractor

    SECTION 4 PRONAR RD-Z24 4.6 UNHITCHING THE MACHINE FROM THE TRACTOR DANGER Before unhitching the machine from the tractor, turn off the tractor engine, engage the parking brake and secure cab against access of unauthorised persons. Be especially careful when unhitching the machine from the tractor.
  • Page 50 PRONAR RD-Z24 SECTION 4 FIGURE 4.6 Lowering of parking stand (1) - parking stand; (2) - linchpin; (3) - securing cotter pin; (4) - hydraulic conduit connector; (5) - stopper; (6) - bracket; (A) – lower links of the tractor three point linkage; (B) – top link...

  • Page 51: Maintenance

    SECTION MAINTENANCE...

  • Page 52: Check And Replacement Of Collecting Blades

    PRONAR RD-Z24 SECTION 5 5.1 CHECK AND REPLACEMENT OF COLLECTING BLADES DANGER During inspection and replacement of blade, turn off tractor engine and remove the key from the ignition. DANGER Do NOT perform maintenance or repair work under raised and unsupported machine.

  • Page 53: Hydraulic System Maintenance

    SECTION 5 PRONAR RD-Z24 To remove a steel blade, (FIGURE 5.1) undo nuts (3), remove washers (4) and take out bolts (2). The steel blade is reversible and can be turned by 180°. Excessively worn or damaged blade must be replaced with a new one- (TABLe 5.1).
  • Page 54 PRONAR RD-Z24 SECTION 5 tract. A hazard only occurs when oil is strongly atomised (oil vapour), or in the case of fire during which toxic compounds may be released. DANGER Oil fires should be quenched with carbon dioxide (CO ), foam or extinguisher steam. Do NOT use water for fire extinguishing! TABLE 5.2...

  • Page 55: Lubrication

    SECTION 5 PRONAR RD-Z24 If an oil leak is found on hydraulic connections, tighten the connections. If this does not remedy the problem, replace the lines and connection components. Always exchange each mechanically damaged component. NOTE The hydraulic system is vented automatically during machine operation.
  • Page 56 PRONAR RD-Z24 SECTION 5 FIGURE 5.2 Lubrication points Lubrication points described in table 5.3...

  • Page 57: Storage

    SECTION 5 PRONAR RD-Z24 TABLE 5.3 LUBRICATION POINTS AND LUBRICATION FREQUENCY NUMBER TYPE OF LUBRICATION ITEM NAME LUBRICATI GREASE FREQUENCY ON POINTS Main frame rotation sleeve 50 hours Wheel arm pin 50 hours Fork pin 50 hours Cylinder rod eye...
  • Page 58 PRONAR RD-Z24 SECTION 5 If the machine will not be used for an extended period of time, protect it against adverse weather conditions. Lubricate machine according to the instructions provided. In the event of a prolonged storage, it is essential to lubricate all components regardless of the date of the last lubrication.

  • Page 59: Troubleshooting

    SECTION 5 PRONAR RD-Z24 5.6 TROUBLESHOOTING TABLE 5.5 TROUBLESHOOTING TYPE OF FAULT POSSIBLE CAUSE REMEDY Connect the hydraulic quick Hydraulic or electric system coupling plugs and the electric not connected plug to the tractor's systems Tractor's hydraulic system is Check the tractor hydraulic...
  • Page 60 PRONAR RD-Z24 SECTION 5 5.10...
  • Page 61 NOTES ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. …………………………………………………………………………………………………………………………………..
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