PRONAR T672ECO User Manual
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PRONAR T672ECO User Manual

Agricultural trailer
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PRONAR SP. Z O.O.
EDITION NO. 619.00.UM.1A.EN
17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE
TEL.:
+48 085 681 63 29
+48 085 681 63 81
FAX:
+48 085 681 63 83
USER MANUAL
AGRICULTURAL TRAILER
PRONAR T672ECO
ORIGINAL MANUAL
SAFE FOR FUTURE USE
ISSUE: 1A
05-2020
+48 085 681 64 29
+48 085 681 63 82
+48 085 682 71 10
www.pronar.pl
EN

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  • Page 1 PRONAR SP. Z O.O. 17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE TEL.: +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 2 Copyright © PRONAR Sp. z o.o. All rights reserved This study is the property of PRONAR Sp. z o.o. and is a work within the meaning of the Copyright and Related Rights Act. No part of this document may be distributed or copied in any way (electronic, mechanical or other) without the...
  • Page 3 INTRODUCTION...

  • Page 4: Introduction

    The manual instruction is intended for the end user. For this reason, some required maintenance is listed in the inspection tables but the procedure is not To perform them, call described in this publication. the manufacturer's authorized service centre. U.10.1.EN PRONAR T672ECO...

  • Page 5: Symbols Used In The Manual

    ADVICE Additional instructions contained in the ADVICE manual describe useful information on op- erating the machine and are marked with a frame with the word ADVICE. U.02.1.EN PRONAR T672ECO...

  • Page 6: Designation Of Directions In The Manual

    Turn right – turn the mechanism clockwise direction. (operator facing the mechanism). Right side – the right hand side of the ob- Turn left – turn the mechanism counter- server facing the machine in the forward clockwise (operator facing the mechanism). direction. U.03.1.EN PRONAR T672ECO...

  • Page 7: Checking The Machine After Delivery

    In case of any irregularities found, report them directly to the seller to remove any • Check the condition of the tires on the road wheels and the air pressure defects. U.11.2.EN PRONAR T672ECO...

  • Page 8: Start-Up Of The Machine

    • Make sure that the pneumatic, hy- • When moving off check the operation of the service brake. draulic and electrical connections on the agricultural tractor comply with • Perform a test drive. While driving, PRONAR T672ECO...
  • Page 9 • improper operation of hydraulic and/ the place of purchase for clarification or or pneumatic cylinders, repair. • other faults, After completing the test drive, check the do not use the trailer until the removal of tightness of the wheel nuts. U.12.3.EN PRONAR T672ECO...
  • Page 10 Introduction PRONAR T672ECO...

  • Page 13: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ___________________________________________________________________ 2 SYMBOLS USED IN THE MANUAL ___________________________________________________ 3 DESIGNATION OF DIRECTIONS IN THE MANUAL _______________________________________ 4 CHECKING THE MACHINE AFTER DELIVERY __________________________________________ 5 START-UP OF THE MACHINE ________________________________________________________ 6 GENERAL IDENTIFICATION _________________________________________________________ 1.2 DRIVING AXLE IDENTIFICATION ____________________________________________ 1.3 INTENDED USE __________________________________________________________ 1.4 REQUIREMENTS _________________________________________________________ 1.6 EQUIPEMENT ___________________________________________________________ 1.8...
  • Page 14 UNLOADING ____________________________________________________________ 4.18 CHUTE GATE SERVICE ___________________________________________________ 4.20 OPERATION OF THE WALL EXTRACTOR MECHANISM _________________________ 4.23 TARPAULIN SERVICE _____________________________________________________ 4.24 4.10 RULES FOR USE OF TIRES ________________________________________________ 4.26 4.11 CLEANING OF THE TRAILER ______________________________________________ 4.28 4.12 STORAGE ______________________________________________________________ 4.30 PERIODIC INSPECTIONS OF THE TRAILER GENERAL ______________________________________________________________ 5.2 PERIODIC INSPECTION SCHEDULE _________________________________________ 5.3 PREPARATION OF THE TRAILER ___________________________________________ 5.6...

  • Page 17: General

    GENERAL...

  • Page 18: Identification

    WARRANTY CARD, Record the trailer's serial number in the in the sales documents and in the USER top field. MANUAL. The meaning of the individual E.3.3.619.01.1.EN PRONAR T672ECO...

  • Page 19: Driving Axle Identification

    11800 11000 10000 ID2- 3013P BLH07213B BLH07313B UTAC25 UTAC40 12900 12000 11000 ID3- 7848 PRONAR ID4- 10600 10000 9000 120252-19-TAC Sp. z o.o. 622-E.02-1 Figure 1.2 Axis identification (1) driving axle (2) nameplate (3) axle serial number E.3.4.622.02.1.EN PRONAR T672ECO...

  • Page 20: Intended Use

    In the countries where the trailer is used, an agricultural tractor that meets all the requirements set by the trailer restrictions related to the road traffic laws in force in a given country must be observed. Manufacturer. PRONAR T672ECO...
  • Page 21 • carry loads that affect uneven loading • Transport of people, animals, dan- and/or overloading of the axles and gerous materials, aggressive loads suspension components. as a result of chemical reactions to trailer structural elements (causing E.3.3.619.03.1.EN PRONAR T672ECO...

  • Page 22: Requirements

    (1) – a different oil may be used, provided it can be mixed with oil in the trailer. Detailed information can be found in the product information card. If a second trailer is connected to the trailer, it must meet the requirements specified in table (1.3). PRONAR T672ECO...
  • Page 23 ISO 1724 Trailer drawbar The drawbar eye diameter (1) – a different oil may be used, provided it can be mixed with oil in the trailer. Detailed information can be found in the product information card. E.3.3.619.04.1.EN PRONAR T672ECO...

  • Page 24: Equipement

    Warning triangle ● Plate for slow-moving vehicles ● Tarpaulin frame ● Hydraulic tipping system ● Mesh extensions (8mm) ● Mesh extensions (30mm) ● Fi-40 Y drawbar ● Set of attachable tops 500 (P) front wall with a window ● PRONAR T672ECO...
  • Page 25 (1) Some standard equipment items that are listed in the table may not be included in the trailer supplied. This is due to the possibility of ordering a new machine with a different set - optional equipment, replacing the standard equipment. Tire information is provided at the end of the publication in APPENDIX A. E.3.4.622.05.1.EN PRONAR T672ECO...

  • Page 26: Terms Of Warranty

    • use of a damaged machine, • repairs carried out by unauthorized PRONAR Sp. z o.o. in Narew guarantees persons, improper repairs, easy operation of the machine when it • execution of user changes in ma-...

  • Page 27: Transport

    The machine a car should be carried out using a loading must be correctly connected to the tractor ramp and a farm tractor. During work act in accordance with the requirements in compliance with the general principles PRONAR T672ECO 1.11...
  • Page 28 When transporting independently, the operator construction of the car carrying the trailer, should read the instructions the operating and follow the recommendations contained therein. the speed of travel and other conditions. PRONAR T672ECO 1.12...
  • Page 29 User Manual and follow driving, adjust the speed to the prevailing recommendations. Independent road conditions, but it must not be greater transport involves towing a trailer with own than the maximum design speed. E.3.4.619.07.1.EN PRONAR T672ECO 1.13...

  • Page 30: Threat To The Environment

    Oil which has been used up or is unsuitable on oil can be found in the product safety for further use due to the loss of its prop- data sheet. erties is recommended to be stored in its original packaging in the same conditions E.3.4.622.08.1.EN PRONAR T672ECO 1.14...

  • Page 31: Withdrawal From Use

    In the event of parts being replaced, worn dealing with the utilization of this type of or damaged parts should be sent to a recy- waste. cling centre. Used oil as well as rubber or E.3.4.622.09.1.EN PRONAR T672ECO 1.15...

  • Page 32: Safety Of Use

    SAFETY OF USE...

  • Page 33: Basic Safety Rules

    • Access to the trailer is possible only with the machine absolutely still. • Non-compliance with the rules of safe PRONAR T672ECO...
  • Page 34 The condition of Failure to do so may result in a fall. these devices must protect working people against falling. This work F.3.2.259.01.1.EN PRONAR T672ECO...

  • Page 35: Safety When The Machine Aggregating

    • When coupling of the trailer use sharp edges under the wheels. the appropriate tractor hitch. After F.3.3.259.02.1.EN PRONAR T672ECO...

  • Page 36: Safety Rules For Operating Hydraulic And Pneumatic Systems

    • Rubber hydraulic conduits must be system. • In the event of injuries being caused replaced every 4 years regardless of their technical condition. by pressurized hydraulic oil, contact F.3.3.259.05.1.EN PRONAR T672ECO...

  • Page 37: Rules Of Safe Technical Service

    • Any modifi cation of the trailer re- the tractor engine switched off and leases PRONAR Narew from any li- the ignition key removed. Tractor ability for damage or injury. and trailer should be secured with •...
  • Page 38 • Before carrying out technical service before welding. Before starting work, or maintenance on the trailer, lower it is recommended to prepare a CO the load box. If it is necessary to raise PRONAR T672ECO...
  • Page 39 The load with the parking brake. box cannot be loaded. The trailer F.3.3.259.04.1.EN PRONAR T672ECO...

  • Page 40: Rules Of Safe Driving On Roads

    • Before using the trailer always check of stability. its technical condition, especially in • When driving on public roads, the PRONAR T672ECO...
  • Page 41 It is creased risk of the following hazards: loss of trailer stability, trailer over- forbidden to transport loads not al- lowed by the manufacturer. turning, loss of strength of trailer PRONAR T672ECO 2.10...
  • Page 42 Safety of use Chapter 2 elements, insufficient visibility of the risk of overloading. Trailers with trailer body track, uncontrolled move- central extensions fitted may not be ments of the body on uneven terrain, used in public traffic. F.3.3.259.05.1.EN PRONAR T672ECO 2.11...

  • Page 43: Loading And Unloading Of The Trailer

    • Incorrectly selected load distri- • Tipping the load box is prohibited during strong wind gusts. bution and overloading the machine may cause the trailer to overturn or • Unloading of volumetric materials PRONAR T672ECO 2.12...
  • Page 44 • Do not get in or put your hands be- stability of the trailer and cause its tween open walls and the load box. overturning. F.3.3.259.06.1.EN PRONAR T672ECO 2.13...

  • Page 45: Tires

    Each time, repeat all opera- increases due to temperature. • Tire valves should be protected with tions if the wheel was disassembled. Wheel nuts bearings should be suitable caps to avoid penetration of dirt. tightened in accordance with the F.3.3.259.07.1.EN PRONAR T672ECO 2.14...

  • Page 46: Description Of Residual Risk

    Safety of use Chapter 2 2.8 DESCRIPTION OF RESIDUAL RISK Pronar Sp. z o. o. o. in Narew made every areas invisible from the operator's effort to eliminate the risk of an accident. position. However, there is some residual risk that...

  • Page 47: Information And Warning Stickers

    Information and warning Other information stickers on the system stickers can be purchased directly from connection cables are presented in the Manufacturer or in the place where the chapter 4. machine was purchased. F.3.3.259.09.1.EN PRONAR T672ECO 2.16...
  • Page 48 70N-00000005 Before starting any servicing or repair work, switch off the tractor engine and remove the ignition key. 29N-0000030 Caution. Danger of electric shock. When unloading the trailer keep a safe distance from overhead power lines. 58N-0000020 PRONAR T672ECO 2.17...
  • Page 49 Hydraulic supply hose for the tip system. 29N-0000029 Position of the valve controlling the operation of the hydraulic tipping system (1 or 2 trailers) 550 kPa Tire pressure. 37N-0000007 Manufacturer's website address. 614N-0000001 – the pressure depends on the used tires PRONAR T672ECO 2.18...
  • Page 50 Safety of use Chapter 2 619-F.03-1 Figure 2.3 Arrangement of information and warning stickers PRONAR T672ECO 2.19...
  • Page 51 Chapter 2 Safety of use PRONAR T672ECO 2.20...

  • Page 52: Construction And Principle Of Operation

    CONSTRUCTION AND PRINCIPLE OF OPERATION...

  • Page 53: Technical Characteristics

    Electrical system voltage Permissible design speed km/h Noise level below 70 Tipping cylinder oil demand Nominal pressure of pneumatic system depending on the equipment (completion) Tire information is provided at the end of the publication in APPENDIX A. G.3.3.619.01.1.EN PRONAR T672ECO...

  • Page 54: General Construction

    Construction and principle of operation Chapter 3 3.2 GENERAL CONSTRUCTION DIMENSIONS 1700 6636 619-E.02-1 Figure 3.1 Overall dimensions of the trailer PRONAR T672ECO...
  • Page 55 (2) for mounting the hydraulic tions. The basic load-bearing element are tipping cylinder. The load box support (14) two longitudinal members connected with serves to protect the load box against crossbars. The parking brake mechanism falling during maintenance work. In the PRONAR T672ECO...
  • Page 56 (13). a rear hitch designed for aggregating ADVICE In the trailer version with overrun brake, the (normal) axles are replaced with overrun axles equipped with a mechanism that secures the locking of the vehicle wheels when reversing. G.3.3.619.02.1.EN PRONAR T672ECO...

  • Page 57: Load Box

    (7) lever for closing the side walls, (8) rear wall post, (9) rear post extensions, (10) upper hinge, (11) bottom ladder, (12) upper ladder, (13) balcony , (14) tarpaulin, (15) rolling beam, (16) wall fastening cable, (17) cable fastening the extensions PRONAR T672ECO...
  • Page 58 (5) is mounted in the rear pillar locks From the inside of the wall and the front and is locked by means of locking hooks extension, additional folding steps are PRONAR T672ECO...
  • Page 59 (12) serves as a platform for the the locking screw (4). The rear chute (2) tarpaulin operator. can be installed as additional equipment In order to allow more precise unloading on the trailer. of loose materials, a slide (1) has been G.3.3.619.02.1.EN PRONAR T672ECO...

  • Page 60: Service Brake

    621-G.04-1 The three-band braking force regulator (2) Figure 3.6 Pneumatic connections used in pneumatic systems adjusts the (1) connection body braking force depending on the setting. (2) connection body PRONAR T672ECO...
  • Page 61 (2), protecting them against dirt and pling the trailer, pneumatic connections dust entering the system. They are made of should be placed in sockets prepared for coloured plastic (black connector - supply this purpose, located on the drawbar. PRONAR T672ECO 3.10...
  • Page 62 Construction and principle of operation Chapter 3 259-G.05-1 Figure 3.7 Diagram of a 2-wire pneumatic braking system 259-G.06-1 Figure 3.8 Diagram of the ALB 2-wire pneumatic braking system PRONAR T672ECO 3.11...
  • Page 63 Pneumatic connection, plug Pneumatic connection, socket Drainage valve Main control valve Relay valve Automatic braking force regulator Manual braking force regulator Wire connection Air tank Pneumatic brake cylinders Hydraulic brake cylinders Control valve (connector) Air filter G.3.3.619.02.1.EN PRONAR T672ECO 3.12...

  • Page 64: Hydraulic Tipping System

    The length of the control cable is set by the Manufac- turer and it is forbidden to adjust it by the User. A three-way valve is used to turn on these circuits (Fig. 3.9). The lever on this valve can occupy 2 positions: PRONAR T672ECO 3.13...
  • Page 65 Figure 3.10 Construction and diagram of the hydraulic tipping system (1) telescopic cylinder, (2) three-way valve, (3) shut-off valve, (4) quick coupling - plug, (5) quick coupler - socket, (6) control cable, (7) guide roller, (8), (9) information stickers G.3.3.619.05.1.EN PRONAR T672ECO 3.14...

  • Page 66: Parking Brake

    (1) crank mechanism, (2) steel cable the expander levers, which by opening the (3) guide wheel, (4) brake expander lever, (5) brake lever arm, (6) travel axle brake shoes immobilize the trailer G.3.3.619.06.1.EN PRONAR T672ECO 3.15...

  • Page 67: Electrical Lighting Installation

    2/54G Not used 5/58R 3/31 Weight (white) Right indicator (green) Rear right position light 5/58R (brown) 6/54 STOP light (red) Rear left position light 7/58L (black) 624-G.20-1 Figure 3.12 Connection socket (1) socket (2) beam side view PRONAR T672ECO 3.16...
  • Page 68 Figure 3.13 Construction of electrical installation (1) 7pin socket, (2) front position lamp, (3) side position lamp, (4) 7pin-7pin connection cable, (5) license plate lamp, (6) clearance lamp, (7) rear left multifunctional lamp , (8) rear right multifunctional lamp PRONAR T672ECO 3.17...
  • Page 69 Chapter 3 Construction and principle of operation 1 2 3 4 5 6 7 8 619-E.01-1 Figure 3.14 Electrical system schematic diagram PRONAR T672ECO 3.18...
  • Page 70 Front left plate lamp Blue Multifunctional rear right lamp Orange Multifunctional rear left lamp Green Board lighting lamp Brown OTP, Board lighting lamp Yellow Clearance rear left lamp Black-green Clearance rear right lamp Clearance right lamp Clearance left lamp G.3.3.619.08.1.EN PRONAR T672ECO 3.19...

  • Page 71: Rules Of Use

    RULES OF USE...

  • Page 72: Adjusting The Position Of The Drawbar

    It is recommended that the trailer's drawbar be set as level as possible or with a slight upward pull. 259-H.01-1 Figure 4.1 Adjusting the position of the drawbar (1) spring, (2) spring catch H.3.3.259.01.1.EN PRONAR T672ECO...

  • Page 73: Connecting And Disconnecting Of The Trailer

    • Ensure that the trailer is immobilized 624-H.02-1 Figure 4.3 Trailer connections (1) pneumatic brake plug (red, yellow - 2-wire installation, black 1-wire installation), (2) 7pin electric plug, (3) hydraulic plug, Figure 4.2 Parking brake (4) hydraulic brake socket (1) brake mechanism PRONAR T672ECO...
  • Page 74 Secure tractor with parking brake. tractor, and then to the red plug Close the tractor cabin and secure it to the red socket on the tractor. against unauthorized access. After connecting the second PRONAR T672ECO...
  • Page 75 (3) - figure (4.3) to the appropriate tractor sockets. The cables used to connect CAUTION Pay attention to the compatibility of oils in the tractor hydraulic system and in the hydraulic system of the trailer system. PRONAR T672ECO...
  • Page 76 For this purpose move agricultural tractor during travel and are not exposed the lever of the distributor of the external hydraulic to kinking or cutting during turning. system of the tractor to the floating position with the tractor engine running. H.3.3.259.03.1.EN PRONAR T672ECO...

  • Page 77: Connecting And Disconnecting Of A Second Trailer

    • Position the tractor with the first trailer attached straight ahead of the second mended that when coupling the second trailer use the help of another person who trailer's drawbar. will inform the tractor operator about the • Immobilize the second trailer with the PRONAR T672ECO...
  • Page 78 It is forbidden to combine the trailer with the overrun is completed and the drawbar eye of brake in a set of two trailers. the second trailer is secured. • Install the pin and the cotter securing H.3.4.619.03.1.EN PRONAR T672ECO...

  • Page 79: Loading

    700 - 800 Settled down manure 800 - 900 Fresh manure 700 - 750 Compost 950 – 1,100 Dry peat 500 - 600 Mineral fertilizers: ammonium sulphate 800 - 850 potassium salt 1,100 – 1,200 super phosphate 850 – 1,440 PRONAR T672ECO...
  • Page 80 90 - 150 clover (alfalfa) wilted on the swath 20 - 25 clover (alfalfa) withered cut on a trailer 110 - 160 clover (alfalfa) wilted on a collecting trailer 60 - 100 dry stored clover 40 - 60 PRONAR T672ECO 4.10...
  • Page 81 1,100 – 1,300 oat middlings 380 - 410 wet beet pulp 830-1,000 expeller pressed beet 750 - 800 dry beet pulp 350 - 400 bran 320 - 600 bone meal 700 – 1,000 fodder salt (1) 1,100 – 1,200 PRONAR T672ECO 4.11...
  • Page 82 Materials that come into contact with the load box or cause road pollution. If this painted or steel surfaces may cause PRONAR T672ECO 4.12...
  • Page 83 Make sure that addi- tional personal protective equipment (masks, rubber load. gloves, etc.) is necessary during loading work. Due different density of materials, the PRONAR T672ECO 4.13...
  • Page 84 For this reason, it is necessary to grippers, forks, etc. The load can be loaded PRONAR T672ECO 4.14...
  • Page 85 If the trailer is equipped with tions regarding road transport and comply with their recommendations. mesh extensions, the height of the load layer may not be higher than 600 mm, i.e. H.3.3.259.05.1.EN PRONAR T672ECO 4.15...

  • Page 86: Load Transportation

    The travel speed should be adjusted to the prevailing road • When travelling on public roads, the trailer must be marked with a slow- conditions, trailer load condition, type of load carried and other conditions. moving vehicle warning sign located PRONAR T672ECO 4.16...
  • Page 87 Prolonged driving on load) adversely affects driving safety. Driving near the edges of ditches or sloping ground creates a risk of loss of braking efficiency. canals is dangerous due to the risk of landslides under the wheels of H.3.3.619.06.1.EN PRONAR T672ECO 4.17...

  • Page 88: Unloading

    (depending on fi rst trailer load box has been the intended direction and method of lowered and the three-way valve unloading), controlling the hydraulic tipping Use caution when opening, as system - set in the "2" position of PRONAR T672ECO 4.18...
  • Page 89 • before moving off make sure that the tipping pins are secured in their seats. • after unloading, lower the load box, clean the edges of the floor and walls, H.3.3.259.07.1.EN PRONAR T672ECO 4.19...

  • Page 90: Chute Gate Service

    (1) - figure The chute design enables accurate dosing 619-H.07-1 Figure 4.8 Locking of the tipping pins (1) tipping pin I (left front or right rear), (2) tipping pin II (right front or left rear), PRONAR T672ECO 4.20...
  • Page 91 (4) lower hinges for the side wall, (5) upper hinges for the side wall, (6) lower hinges for the rear wall, (7 ) upper hinges of the rear wall, (8) lock of the wall and side extension, (9) lock of the wall and rear extension, (10) lever for locking the cable connecting the bottom walls and extensions PRONAR T672ECO 4.21...
  • Page 92 If the trailer is equipped with central extensions, part of the load box as a result of the load unloading can only be done by tipping the load box backwards. shifting and may threaten the stability of the machine. H.3.3.259.08.1.EN PRONAR T672ECO 4.22...

  • Page 93: Operation Of The Wall Extractor Mechanism

    • Open the upper locks (6) and remove • Reinstall the washers and cotter pin the safety pins from the lugs securing on the wall bolt. the upper extension to the side wall. H.3.3.259.09.1.EN PRONAR T672ECO 4.23...

  • Page 94: Tarpaulin Service

    • After rolling the tarpaulin, set the TARPAULIN FOLDING crank so that the crank handle does • Loosen the belt tensioners and not protrude beyond the side walls of remove the belts (4) fastening the the box. PRONAR T672ECO 4.24...
  • Page 95 Rules of use Chapter 4 259-H.11-1 Figure 4.11 Extraction mechanism (1) spring, (2) eye, (3) washer, (4) cotter pin, (5) lower closing lever, (6) upper closing lever H.3.3.259.10.1.EN PRONAR T672ECO 4.25...

  • Page 96: Rules For Use Of Tires

    Figure 4.12 Tarpaulin service (1) frame ridge pipe, (2) tarpaulin, (3) cable (expander), (4) tarpaulin belt, (5) roller beam crank, (6) tarpaulin stop, (7) cable hook, (8) belt hook , (9) tensioner, (10) belt tensioner, (11) balcony PRONAR T672ECO 4.26...
  • Page 97 • Avoid damaged surfaces, sudden and variable manoeuvres, and high increase in tire temperature can in- crease the pressure by up to 1 bar. speeds when turning. With such a rise in temperature and H.3.4.622.10.1.EN PRONAR T672ECO 4.27...

  • Page 98: Cleaning Of The Trailer

    • Keep the hoses and gaskets clean. The materials from which these ele- pneumatic, electric and hydraulic plugs, lights, electrical connectors, ments are made may be susceptible PRONAR T672ECO 4.28...
  • Page 99 • After washing, wait for the trailer to CAUTION dry and then grease all control points as recommended. Wipe off excess During work, use appropriate, close-fitting protective clothing, gloves and the right tools. grease or oil with a dry cloth. H.3.3.259.13.1.EN PRONAR T672ECO 4.29...

  • Page 100: Storage

    Therefore, this type of accu- mulated material should be removed • Rims and tires should be carefully washed and dried. During longer immediately storage of the unused trailer, it is H.3.3.259.14.1.EN PRONAR T672ECO 4.30...
  • Page 101 PERIODIC INSPECTIONS OF THE TRAILER...

  • Page 102: Periodic Inspections Of The Trailer

    The load box cannot be loaded. The trailer must be scribed in this manual), the user loses the connected to the tractor and secured with wedges warranty. and blocked with the parking brake. I.3.4.622.01.1.EN PRONAR T672ECO...

  • Page 103: Periodic Inspection Schedule

    Each time before carrying out this inspec- Maintenance Operator tion, perform a daily inspection, inspection every 1 month of the trailer use and inspection every 3 months. Maintenance Service Inspection carried out every 4 years of trailer use (1) - post-warranty service PRONAR T672ECO...
  • Page 104 Checking of parking brake cable tension • 5.18 • Hydraulic system inspection 5.20 • Control of pneumatic system 5.21 See chapter: Screw connections Screw connections inspection 5.22 inspection See table: Trailer lubrication sched- Lubrication 5.24 • Replacement of hydraulic hoses 5.30 PRONAR T672ECO...
  • Page 105 Piston rod stroke in hydraulic systems 25 - 45 mm Minimum brake lining thickness 5 mm With the brake de- Angle between the trailer axis and the fork pressed Parking brake Permitted parking brake cable clearance 20 mm I.3.3.259.02.1.EN PRONAR T672ECO...

  • Page 106: Preparation Of The Trailer

    Ensure that the trailer will not roll trailer parking brake, e.g. when during inspection. measuring the play of the axle shaft • In case when the wheel needs to be bearings. Take special care. raised during the inspection, place I.3.3.259.03.1.EN PRONAR T672ECO...

  • Page 107: Checking The Air Pressure In The Wheels

    The tire pressure value is on the information sticker result of delamination of the material. on the wheel rim. Incorrect tire pressure also causes faster tire wear. I.3.3.259.04.1.EN PRONAR T672ECO...

  • Page 108: Tank Drainage

    • If the valve stem does not want to 259-I.02-1 return to its position, wait until the tank Figure 5.3 Air tank (1) drain valve (2) air tank empties. Then unscrew and clean or replace the valve with a new one. I.3.4.622.05.1.EN PRONAR T672ECO...

  • Page 109: Checking Plugs And Connection Sockets

    Each time before connecting the machine, check the technical condition and degree of cleanliness of connections and sockets on the agricultural tractor. If necessary clean or repair tractor sockets. 622-I.04-1 Figure 5.4 Checking the trailer connections I.3.4.622.06.1.EN PRONAR T672ECO...

  • Page 110: Checking The Trailer Before Driving Off

    In winter, it may be necessary to required. defrost the actuator and remove • Check the correct operation of the accumulated water through un- other systems while operating the clogged ventilation holes. If any trailer. damage is found, replace the I.3.4.622.08.1.EN PRONAR T672ECO 5.10...

  • Page 111: Measurement Of Air Pressure, Check Tires And Wheels

    Incorrect tire pressure also causes faster tire wear. your nearest tire service centre and I.3.4.622.09.1.EN PRONAR T672ECO 5.11...

  • Page 112: Cleaning The Air Filters

    Installation • After removing the slide, the cover should be in reverse order. I.3.4.622.10.1.EN PRONAR T672ECO 5.12...

  • Page 113: Checking Brake Lining Wear

    • The brake shoes should be replaced Gmin 5mm if the thickness of the brake lining is less than 5 mm. • Check the remaining linings for wear. 526-I.09-1 Figure 5.8 Checking brake lining thickness (1) blanking plug (2) brake lining I.3.4.622.11.1.EN PRONAR T672ECO 5.13...

  • Page 114: Checking The Clearance Of The Axle Bearings

    (e.g. looseness on the spring When checking bearings, make sure pins, etc.). that any noticeable looseness comes • Check the technical condition of the from the bearings, not the suspension hub cover, replace if necessary. I.3.4.622.12.1.EN PRONAR T672ECO 5.14...

  • Page 115: Checking Of Mechanical Brakes

    • Measure the distance Y with the • If the expander arm angle (2) and tractor brake pedal pressed. piston rod stroke exceed the range • Calculate the distance difference X-Y given in table 5.3, the brake should (rod stroke). be adjusted. I.3.4.622.13.1.EN PRONAR T672ECO 5.15...

  • Page 116: Cleaning The Drainage Valve

    • Clean the valve, blow with com- pressed air. • Replace the copper gasket. • Screw in the valve, fi ll the tank with 259-I.04-1 air, check the tank for leaks. Figure 5.11 Air tank (1) drain valve (2) tank I.3.3.259.14.1.EN PRONAR T672ECO 5.16...

  • Page 117: Checking Of Parking Brake Cable Tension

    When the service and parking functions properly. brakes are completely released, To adjust: the cable should hang about • Unscrew the screw of the brake 1-2 cm. The axle trailer levers PRONAR T672ECO 5.17...
  • Page 118 (overrun) brake works brake cable”. correctly. DANGER It is forbidden to use the trailer with a defective park- ing brake installation. If the trailer is damaged, it be discontinued until it is repaired. I.3.3.619.15.1.EN PRONAR T672ECO 5.18...

  • Page 119: Brake Cable Tension Adjustment

    (1) rear overrun axle, (2) overrun brake cable, (3) tensioner, (4) counter nut of the expander arms or changing the cable tension in the overrun brake. I.3.3.619.16.1.EN PRONAR T672ECO 5.19...

  • Page 120: Hydraulic System Inspection

    If necessary tighten the con- appeared in the brake cylinders, it is for- bidden to drive the trailer with a damaged nectors if moisture is visible. • After completing the inspection, put system until the fault is removed. I.3.3.259.16.1.EN PRONAR T672ECO 5.20...

  • Page 121: Control Of Pneumatic System

    • Repeat the system check with the nector on their own. If air still leaks, re- tractor brake pedal depressed. place the connector components or seals The help of another person is with new ones. required. I.3.3.259.17.1.EN PRONAR T672ECO 5.21...

  • Page 122: Screw Connections Inspection

    Check the tightness using a torque wrench. 1,150 1,650 During daily inspection of the trailer pay 1,450 2,100 attention to loose connections and tighten the connector if necessary. Replace lost items with new ones. D.3-1 Figure 5.14 Metric thread screw PRONAR T672ECO 5.22...
  • Page 123 • every 30 hours of driving. to the following scheme: If the wheel was disassembled, the above • after fi rst use of the trailer (one-time steps should be repeated. inspection), • every 2-3 hours of driving during the I.3.3.259.18.1.EN PRONAR T672ECO 5.23...

  • Page 124: Lubrication

    (lithium, calcium), solid grease for heavily loaded components with the addition of MOS graphite anti-corrosive spray plain machine oil, silicone spray grease ADVICE Lubrication frequency (TableTrailer lubrication schedule): D - working day (8 hours of trailer), M-month I.3.3.259.19.1.EN PRONAR T672ECO 5.24...
  • Page 125 Periodic inspections of the trailer Chapter 5 Table 5.6. Trailer lubrication schedule Item Name Hub bearings (2 in each hub) Camshaft sleeves Expander arm 259-I.07-1 Spring leaves Spring surfaces Spring pin Drawbar bolt 259-I.08-1 PRONAR T672ECO 5.25...
  • Page 126 Chapter 5 Periodic inspections of the trailer Item Name Drawbar eye 259-I.09-1 Parking brake mechanism 259-I.10-1 Parking brake guide roll pin 624-I.21-1 Turntable bearings 259-I.11-1 Seat of the tipping cylinder ball 259-I.12-1 PRONAR T672ECO 5.26...
  • Page 127 Periodic inspections of the trailer Chapter 5 Item Name Joints and sockets of the load- ing body - rear 259-I.13-1 Joints and sockets of the load- ing body - front 259-I.14-1 Loading box saddle sockets 259-I.15-1 Side walls locking mechanism 259-I.16-1 PRONAR T672ECO 5.27...
  • Page 128 Chapter 5 Periodic inspections of the trailer Item Name Rear wall locking mechanism 259-I.17-1 Chute guides Chute tie pins 259-I.18-1 Upper wall hinge 259-I.19-1 Bolts and wall locks 259-I.20-1 PRONAR T672ECO 5.28...
  • Page 129 Periodic inspections of the trailer Chapter 5 Item Name Tipping cylinder seats and cyl- inder sling 259-I.21-1 Rear hitch mechanism (option) 259-I.22-1 PRONAR T672ECO 5.29...

  • Page 130: Replacement Of Hydraulic Hoses

    REPLACEMENT OF HYDRAULIC HOSES Rubber hydraulic and pneumatic rubber unless damage has been found before. hoses should be replaced every 4 years, This operation should be entrusted to spe- regardless of their technical condition, cialized workshops. I.3.3.259.20.1.EN PRONAR T672ECO 5.30...

  • Page 131: Technical Support

    TECHNICAL SUPPORT...

  • Page 132: Wheel Assembly And Disassembly

    If necessary, the nuts so that the rim fi ts snugly to degrease the thread. the hub. • Lower the trailer, tighten the nuts ac- cording to the recommended torque and the given order. J.3.4.622.01.1.EN PRONAR T672ECO...

  • Page 133: Parking Brake Cable Replacement

    Clamp jaws must be placed on the load-carrying ca- • Adjust of parking brake cable tension ble side - see figure. Secure the ends of the cable with a shrink tube. The first clamp must be placed as close to the thim- ble as possible. J.3.3.619.02.1.EN PRONAR T672ECO...

  • Page 134: Adjusting The Celarance Of The Axle Bearings

    • Gently tap the hub with a rubber or clearance adjustment wooden hammer. 1) hubcap (2) cotter pin (3) nut (4) tapered roller bearing CAUTION Adjustment of bearing looseness may be performed only when the trailer (without load) is connected to the tractor. J.3.4.622.04.1.EN PRONAR T672ECO...

  • Page 135: Adjustment Of Brakes

    When braking, the piston rod stroke should (6) must be mounted on the expander arm be within the specified working range, and (1) so that when fully braked the angle of the angle between the piston rod (1) and PRONAR T672ECO...
  • Page 136 Whenever removing the pin or actuator, it is recom- mended to mark the location of the original attach- (45mm), the system should be adjusted. ment. When removing the cylinder fork (6), re- member or mark the original position of the cylinder fork pin (7). The mounting PRONAR T672ECO...
  • Page 137 (6.8) of the cylinder mark with a line • Remove the actuator fork pin (6). (A) the position of the maximum re- • Remember or mark the original po- traction of the piston rod with the sition of the cylinder fork (6) in the PRONAR T672ECO...
  • Page 138 - figure (6.7) damage is found, replace the actuator (pneumatic cylinder). with a new one. When mounting the • Install the piston rod fork pin and actuator, keep its original position washers and secure the pin with PRONAR T672ECO...
  • Page 139 • Wipe previous markings and measure • If any drum is too hot, correct the piston rod stroke again. brake adjustment and perform the • If the piston rod stroke is not within test drive again. the correct operating range, repeat J.3.3.259.04.1.EN PRONAR T672ECO...
  • Page 140 Make sure the connection cable is OK. Check the connection sockets on the tractor and on the trailer. If necessary, clean all dirt and dust. • Check the completeness, technical PRONAR T672ECO 6.10...
  • Page 141 Number of Name Unit Bulb of lamps bulbs R10W Multifunctional rear right lamp W21L P21W R10W Multifunctional rear left lamp W21P P21W License plate lighting lamp LT-120 C5W-SV8,5 Front plate lamp LO-110PP C5W–SV8,5 Clearance lamp J.K-1.6 J.3.3.619.07.1.PL PRONAR T672ECO 6.11...

  • Page 142: Consumables

    Table 6.2. Characteristics of oil L-HL 32 Item Name Unit Viscosity classification according to ISO 3448VG Kinematic viscosity at 400C 28.8 – 35.2 Qualitative classification according to ISO 6743/99 Quality classification according to DIN 51502 Flash-point PRONAR T672ECO 6.12...
  • Page 143 Table 6.3. Lubricants Item Symbol Description general purpose machine grease (lithium, calcium), solid grease for heavily loaded components with the addition of MOS graphite anti-corrosive spray plain machine oil, silicone spray grease J.3.4.622.09.1.PL PRONAR T672ECO 6.13...

  • Page 144: Troubleshooting

    System pressure too low. the compressor to fill the tank to the required pressure. System leakage. Check systems for leaks. Low braking efficiency. Damaged tractor air compres- Repair or replace. sor. Damaged brake valve on the Repair or replace. tractor. PRONAR T672ECO 6.14...
  • Page 145 The individual functions correctly. operating instructions. of the machine do not Check the connection and connect work. Trailer control electrical system the cables in accordance with the not connected. operating instructions. PRONAR T672ECO 6.15...
  • Page 146 Incorrect braking technique. Control braking technique. ening and cracking Too frequent sudden braking. Damage arises due to excessive around the rim), tire Damaged braking system. heating of the hub and the result- crumbling. ing wheel rims. J.3.3.259.07.1.PL PRONAR T672ECO 6.16...
  • Page 149 APPENDIX A Table A.1. Tire assembly Item Tire Pressure 11.5/80 - R15.3 14PR 139A8 9.00x15.3” 355/65 - R16 14PR 145A8 11.00x16” ET=-20 400/60 - R15.5 145A8 13.00x15.5” ET=-15 355/60 - R18 142J 11.00x18” ET=-20 depending on the tire manufacturer PRONAR T672ECO...
  • Page 150 APPENDIX A PRONAR T672ECO...

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