PRONAR T679/4M User Manual
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PRONAR T679/4M User Manual

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PRONAR SP. Z O.O.
TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
ISSUE: 1A-10-2019
PUBLICATION NO.: 609N-00000000UM
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
TIP TRAILER
PRONAR T679/4M
+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 T679/4M

  • 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 3: Introduction

    INTRODUCTION...
  • Page 4 The operating instruction is the basic mend to enter the machine serial number equipment of the machine. Before using in the fields below. the machine, the user must read the con- Machine serial number tents of this manual and observe all rec- U.01.1.EN PRONAR T679/4M...

  • Page 5: Symbols Used In The Manual

    Refer- ADVICE. ences to pages are marked with under- lined bold. REFERENCES TO PAGES Example: 7.13 . U.21.1.EN PRONAR T679/4M...
  • Page 6 (operator facing the mechanism). tion. Turn left – turn the mechanism counter- Right side – the right hand side of the ob- clockwise (operator facing the mecha- server facing the machine in the forward nism). direction. U.03.1.EN PRONAR T679/4M...
  • Page 7 • Check the condition of the paint coat- • Check tipping cylinder, tailgate cylin- der and brake cylinders for hydraulic ing, check for any signs of corrosion. oil leaks. • Carry out visual inspection of indi- vidual trailer elements for mechan- U.29.1.EN PRONAR T679/4M...
  • Page 8 • When moving off check the operation trailer does not raise any objections, con- of the service brake. nect the machine to the tractor. • Perform a test drive. Start the tractor, check individual systems If during the test trip, disturbing symptoms PRONAR T679/4M...
  • Page 9 • Leaking brake system or repair. • Hydraulic oil leakage, After completing the test drive, check the • Improper operation of hydraulic and/ tightness of the wheel nuts. or pneumatic cylinders, U.30.1.EN PRONAR T679/4M...
  • Page 10 Introduction PRONAR T679/4M...

  • Page 13: Table Of Contents

    5.15 HYDRAULIC SYSTEM CHECKING 5.20 SERVICE BRAKE 5.16 CONTROL OF PNEUMATIC SYSTEM 5.21 PARKING BRAKE 3.11 5.17 LUBRICATION 5.22 HYDRAULIC TIPPING SYSTEM 3.12 5.18 SCREW CONNECTIONS INSPECTION REAR FLAP HYDRAULIC SYSTEM 3.13 5.27 ELECTRICAL SYSTEM 3.14 TECHNICAL SUPPORT RULES OF USE PRONAR T679/4M...
  • Page 14 WHEEL ASSEMBLY AND DISASSEMBLY PARKING BRAKE CABLE REPLACE- MENT ADJUSTING THE CLEARANCE OF THE AXLE BEARINGS BRAKE ADJUSTMENT ELECTRICAL SYSTEM SERVICE AND WARNING ELEMENTS CONSUMABLES FAULTS AND HOW TO REMOVE THEM _ TIRE ASSEMBLY PRONAR T679/4M...

  • Page 15: General

    GENERAL...

  • Page 16: Identification

    WARRANTY trailer been marked with CARD, in the sales documents and in the a name plate (1) and a serial number (2) USER MANUAL. - figure (1.1). Additional information on E.3.2.609.01.1.EN PRONAR T679/4M...

  • Page 17: Identification Of Drive Shafts

    609-E.02-1 Figure 1.2 Location of the nameplate. (1) control arm front and rear (2) control arm front (3) braked shaft (4) unbraked drive shaft (5) axle plate E.3.2.609.01.2.EN Axis serial number 1 Axis serial number 2 PRONAR T679/4M...

  • Page 18: Intended Use

    The trailer may only be aggregated with Table 1.2. Recommended pallet types Length Width Height Palette name - Type [mm] [mm] [mm] EUR pallet - standard 1,200 EUR pallet - 1/2 EUR pallet - large 1,200 1,200 ISO Pallet 1,200 1,000 PRONAR T679/4M...
  • Page 19 It is forbidden to use the machine contrary to its in- • work in compliance with general tended use, in particular to transport people and an- imals. safety regulations, • accident prevention, • comply with road traffic regulations PRONAR T679/4M...
  • Page 20 Other requirements Min. tractor power KM/ kW 62.6 / 46 (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.2.6.609.02.1.E PRONAR T679/4M...

  • Page 21: Equipment

    Front roof of the load box ● Slow-moving vehicles distinguishing sign ● Warning reflective triangle ● Document tube ● ADVICE Information about tires is located at the end of the operating instructions in chapter 7 TIRE COMPLE- TION. E.2.6.585.03.1.EN PRONAR T679/4M...

  • Page 22: Terms Of Warranty

    Chapter 1 General 1.5 TERMS OF WARRANTY PRONAR Sp. z o.o. in Narew guarantees ADVICE smooth operation of the machine when it You should require the seller to carefully fill out the Warranty Card and complaint coupons. The lack is used in accordance with the technical of e.g.
  • Page 23 General Chapter 1 components that directly affect safety working with not permitted. E.2.6.606.04.1.EN PRONAR T679/4M...

  • Page 24: Transport

    These mainly using a farm tractor, lever of lift. During include the frame and transport handles. work act in compliance with the general When transporting by vehicle, the machine 1.10 PRONAR T679/4M...
  • Page 25 A properly attached machine will not change The driver of the tractor should be ac- its position relative to the transporting quainted with the contents of the operating PRONAR T679/4M 1.11...
  • Page 26 The car driver should than the maximum design speed exercise extreme caution when transporting the ma- chine. This is due to the vehicle's centre of gravity shifting upwards with the machine loaded. E.2.6.606.05.1.EN 1.12 PRONAR T679/4M...

  • Page 27: Threat To The Environment

    Oil which has been used up or is unsuitable 01 10 (hydraulic oil). Detailed information for further use due to the loss of its prop- on oil can be found in the product safety erties is recommended to be stored in its data sheet. E.3.1.526.06.1.EN PRONAR T679/4M 1.13...

  • Page 28: 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.3.1.526.07.1.EN 1.14 PRONAR T679/4M...

  • Page 29: Safety Of Use

    SAFETY OF USE...

  • Page 30: Safety Rules When Using The Machine

    • Any modification of the trailer re- • Careless and improper use and op- leases PRONAR Narew from any li- eration of the trailer, non-observance ability for damage or injury. of the recommendations contained in •...
  • Page 31 • When connecting the trailer to the infection. tractor, use only the upper or lower • Use hydraulic oil recommended by transport hitch depending on the the manufacturer. Never mix two PRONAR T679/4M...
  • Page 32 2-3 hours the power supply. during the first month of using the • During the warranty period, any re- machine and then every 30 hours of pairs may only be carried out by PRONAR T679/4M...
  • Page 33 (bricks, hollow bricks, concrete the first). RISK • After completing work associated with Pronar Sp. z o. o. o. in Narew made every lubrication, remove excess grease or effort to eliminate the risk of an accident. oil.
  • Page 34 Residual risk can be reduced to a minimum clothing, by following these recommendations: • Securing the machine against access • Prudent careful machine by unauthorized persons, especially operation, children. • Reasonable use of the notes con- tained in the User and User Manual, F.3.2.606.01.1.EN PRONAR T679/4M...

  • Page 35: Information And Warning Stickers

    104N-00000006 Regularly check the tightness of wheel nuts and other bolted connections. 104N-00000004 Before starting any servicing or repair work, switch off the tractor engine and remove the ignition key. Secure the tractor cab against unauthorized access. 70N-00000005 PRONAR T679/4M...
  • Page 36 58N-0000012 Danger of being crushed. Keep a safe distance when closing and opening the rear flap. 96N-00000006 Hydraulic supply hose for the tip system. 178N-00000009 Hydraulic supply hose for the braking sys- tem. 187N-00000033 PRONAR T679/4M...
  • Page 37 Safety of use Chapter 2 Item Sticker Meaning Trailer type. 609N-00000001 HARDOX 380x123 sticker. 302-610-000764 HARDOX 290x94 sticker. 302-610-000763 PRONAR T679/4M...
  • Page 38 Chapter 2 Safety of use 609 F.02-1 Figure 2.2 Arrangement of information and warning stickers. F.3.2.606.02.1.EN 2.10 PRONAR T679/4M...

  • Page 39: Construction And Principle

    CONSTRUCTION AND PRINCIPLE OF OPERATION...

  • Page 40: Technical Characteristics

    * - depending on the legal restrictions in the country of sale and the completion of the trailer, the data may differ from those given. CAUTION Depending on the additional equipment of the trailer, some technical parameters may change. G.3.2.606.01.1.PL PRONAR T679/4M...

  • Page 41: Chassis

    (9) support wedges (10) wire support (11) road wheel (12) tipping cylinder T679/4M trailer chassis is made with In the central part of the frame there is tandem suspension (Figure 3.1). The a tipping cylinder bed (12), next to it there lower frame (1) is a welded structure made is a service platform for the load box.
  • Page 42 The cable support The front of the chassis frame has (10) is located in the front of the frame. a drawbar eye (3). A telescopic parking G.3.2.606.02.1.EN PRONAR T679/4M...

  • Page 43: Load Box

    The trailer's additional equipment handles for secure cargo fastening. In the is a tilt-and-turn flap (3), which allows PRONAR T679/4M...
  • Page 44 Chapter 3 Construction and principle of operation obtaining the desired layer thickness when PRONAR offers the construction of unloading loose materials, in addition, the a loading case and tailgate made of two flap can be opened to the right side of the different grades and thickness of steel.
  • Page 45 Construction and principle of operation Chapter 3 the side settings (3). The front extension facilitate access to the trailer's cargo has a window (7) and a ladder (6) to space. G.3.2.606.03.1.EN PRONAR T679/4M...

  • Page 46: Service Brake

    The three-band neously with the tractor brake applied. In braking force regulator - figure (3.6) used 609.G.04-1 Figure 3.4 Diagram of the hydraulic system CZERWONY ŻÓŁTY 609.G.05-1 Figure 3.5 Diagram of a double conduit pneumatic system PRONAR T679/4M...
  • Page 47 L-HL32 Lotos hydraulic oil. manually by the machine operator before starting the journey using the lever (2). Three work positions are available: • B - „Half-load” • A - "Without load” • C - „Full load”. PRONAR T679/4M...
  • Page 48 Construction and principle of operation 609.G.06.1 Figure 3.7 Control valve 526-G.08-1 (1) control valve (2) release button (3) manual braking force regulator Figure 3.6 Tri-band braking force regulator (1) regulator (2) lever (3) disc settings (A) (B) (C) G.3.2.609.04.1.EN 3.10 PRONAR T679/4M...

  • Page 49: Parking Brake

    (2) of the drive shafts. Turning the crank bilize. The parking brake must be released mechanism (1) clockwise, the steel cable before driving - the steel cable must hang tightens causing the brake expander loosely. levers to swing, which by opening the G.3.2.609.05.1.EN PRONAR T679/4M 3.11...

  • Page 50: Hydraulic Tipping System

    The hydraulic system of the unloading mechanism is supplied with oil from the tractor's hydraulic distributor is used to control the lifting of system. The tractor's external hydraulic oil the load box. G.3.2.585.06.1.EN 3.12 PRONAR T679/4M...

  • Page 51: Rear Flap Hydraulic System

    (2). The plugs (2) from the tractor's hydraulic system. The should be placed in appropriate sockets of tractor's external hydraulic oil distributor is the hydraulic distributor of the agricultural used to control the rear flaps box. G.3.2.585.07.1.EN PRONAR T679/4M 3.13...

  • Page 52: Electrical System

    Arrangement of elements of the electrical installation and signalling reflectors of the trailer is shown in Figure 3.13. 526-G.11-1 Figure 3.12 Connection socket (1) socket (2) beam side view 3.14 PRONAR T679/4M...
  • Page 53 Colour coding of wires. (1) socket (2) rear left lamp (3) rear right lamp (4) rear left side marker Symbol Colour (5) rear right side marker (6) number plate lamp White Black Blue Orange Green Black-green Pink Brown Yellow PRONAR T679/4M 3.15...
  • Page 54 13-o 16-k 19-b 10-t 11-z 101-o 12-o 5/58R 102-b 14-c 7/58L 15-k 6/54 18-b 3/31 11-z 14-c 17-k 20-b 609.G.11.1 Figure 3.14 Diagram of the trailer electrical system. Designations according to the table 3.4 and 3.5 G.3.2.609.08.1.EN 3.16 PRONAR T679/4M...

  • Page 55: Rules Of Use

    RULES OF USE...

  • Page 56: Attaching Of Trailer

    Immobilize the trailer with the • Connect the hydraulic tipping system parking brake. pipe. • Position the agricultural tractor di- • Connect the tailgate hydraulic system rectly in front of the drawbar eye of hoses. Connect the wires to the same PRONAR T679/4M...
  • Page 57 • Perform daily inspection of the trailer. machine parking brake. • If the trailer is functional, you can start Turn the crank handle an- working. ti-clockwise as far as it will go. H.3.2.609.01.1.EN PRONAR T679/4M...

  • Page 58: Disconnecting Of The Trailer

    • Disconnect the hydraulic brake system • Disconnect the hydraulic system hose and hang it on the hanger (ap- hoses from the tractor. Secure the plies to trailer version with hydraulic PRONAR T679/4M...
  • Page 59 Rules of use Chapter 4 brake system). trailer drawbar from tractor hitch and • Release tractor hitch, disconnect drive tractor away. H.3.2.609.02.1.EN PRONAR T679/4M...

  • Page 60: Support Operation

    • Insert the securing bolt (3) and secure lower it to the desired height. it with a cotter pin (4). • Insert the pin (3) and secure it with • Check the correct locking of the a cotter pin (4). support. PRONAR T679/4M...
  • Page 61 • Holding the support by its handle, DANGER lower it into parking position. Take care when handling the support, as fingers may • Insert the pin (3) and secure it with be crushed. Wear protective gloves. a cotter pin (4). PRONAR T679/4M...
  • Page 62 Before driving, make sure that the support has been support. made and properly locked. Driving with the support lowered can cause serious damage to the machine and cause accidents. It is forbidden to leave a loaded trailer supported only on the support of transport. H.3.2.609.03.1.EN PRONAR T679/4M...

  • Page 63: Loading And Load Securing

    Keep a safe distance during Transported machines must be secured against loading and unloading. Keep bystanders movement by means of suitable and good condition belts, using transport handles. away from the work area of trailer. The load should be evenly distributed over PRONAR T679/4M...
  • Page 64 380 - 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 1,100 – 1,200 molasses 1,350 – 1,450 4.10 PRONAR T679/4M...
  • Page 65 When working, be guided by limited depending on the situation. To reason and your own experience. The fasten loads use load handles located in trailer user is obliged to read the regulations PRONAR T679/4M 4.11...
  • Page 66 Chapter 4 Rules of use regarding road transport and comply with their recommendations. H.3.2.609.04.1.EN 4.12 PRONAR T679/4M...

  • Page 67: Load Transportation

    PRONAR T679/4M 4.13...
  • Page 68 8°. Moving the trailer over slopes a trailer or tractor. may cause the trailer to overturn as • The travel speed should be reduced a result of loss of stability. H.3.2.609.05.1.EN 4.14 PRONAR T679/4M...

  • Page 69: Unloading

    Tilting of the load box may be performed only when the trailer is connected to the tractor. The trailer is unloaded in the following order: • the tractor and trailer should be PRONAR T679/4M 4.15...
  • Page 70 Always secure the tilt and turn hatch when opening to the side. part of the load box as a result of the load shifting and may threaten the stability of the machine. H.3.2.609.05.1.EN 4.16 PRONAR T679/4M...

  • Page 71: Use Of Tires

    • Tire pressure should also be checked cycle. during all-day intensive work. It • Avoid damaged surfaces, sudden should be taken into account that and variable manoeuvres, and high an increase in tire temperature can speeds when turning. H.3.2.589.09.1.EN PRONAR T679/4M 4.17...

  • Page 72: Cleaning Of The Trailer

    The preparations cannot valve, braking force regulator, brake be stored in containers intended for 4.18 PRONAR T679/4M...
  • Page 73 • After washing and drying the trailer, the risk of damage increases. Ele- lubricate all control points, regardless ments made of rubber are recom- of the period of the last treatment. mended to be maintained with the H.3.2.589.10.1.EN PRONAR T679/4M 4.19...

  • Page 74: Storage

    • Corroded areas should be cleaned from time to time, and if necessary in- of rust, degreased and protected flate the wheels to the correct value. with a primer paint, and then painted H.2.6.585.06.1.EN 4.20 PRONAR T679/4M...

  • Page 75: Technical Inspection

    TECHNICAL INSPECTION SCHEDULE...

  • Page 76: General

    Authorized Sales and Service Points The trailer's warranty inspection is only (APSiO). In the event of unauthorized carried out by authorized service centres. I.3.1.526.01.1.EN PRONAR T679/4M...

  • Page 77: Periodic Inspections Of The Trailer

    Inspection carried out for a fee after the first 12 Guarantee APSiO months of use of the trailer, after reporting the owner. Maintenance Service Inspection carried out every 4 years of trailer use (1) - Authorized Sales and Service Centre (2) - post-warranty service PRONAR T679/4M...
  • Page 78 Kontrola napięcia linki hamulca postojowe- • <NT> Kontrola instalacji hydraulicznej • <NT> • Kontrola instalacji pneumatycznej <?> Smarowanie See table: Trailer lubrication schedule <NT> See table: Tightening schedule for Kontrola połączeń śrubowych <?> important bolted connections Replacement of hydraulic hoses • PRONAR T679/4M...
  • Page 79 Piston rod stroke in pneumatic and hydraulic sys- 25 - 45 mm tems 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 150 mm I.3.1.526.02.1.EN PRONAR T679/4M...

  • Page 80: Preparation Of The Trailer

    Ensure that the trailer will not trailer parking brake, e.g. when roll 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.3.2.589.03.1.EN PRONAR T679/4M...

  • Page 81: Measurement Of Air Pressure, Check Tires And Wheels

    DANGER pecially around welds and in the place Damaged tires or wheels can be the cause of a se- contact with the tire. rious accident. I.3.2.589.04.1.EN PRONAR T679/4M...

  • Page 82: Tank Drainage

    • If the valve stem does not want to 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.3.2.589.05.1.EN PRONAR T679/4M...

  • Page 83: Checking Plugs And Connection Sockets

    Before the winter period, it is and sockets on the agricultural tractor. recommended to preserve the seal with If necessary clean or repair tractor sockets. I.3.2.589.06.1.EN PRONAR T679/4M...

  • Page 84: Covers Inspection

    • Check that the covers are correctly of hubcaps (1). mounted, assess the condition of the • If necessary, tighten the screw con- bumper (3) and fastening of the lamp nections of the covers. shade covers (2). I.3.2.609.01.1.EN 5.10 PRONAR T679/4M...

  • Page 85: Checking The Trailer Before Driving Off

    If any • Check the correct operation of the damage is found, replace the other systems while operating the actuator. When installing the trailer. I.3.2.589.08.1.EN PRONAR T679/4M 5.11...

  • Page 86: Cleaning The Air Filters

    • Hold the filter cover (2) with your will be pushed out by the spring lo- other hand. After removing the slide, cated in the filter housing. Installation the cover will be pushed out by the should be in reverse order. I.3.2.589.09.1.EN 5.12 PRONAR T679/4M...

  • Page 87: Checking Brake Lining Wear

    • Remove the upper and lower plugs and then check the thickness of the lining. less than 5 mm. • The brake shoes should be replaced • Check the remaining linings for wear. if the thickness of the brake lining is I.3.2.589.10.1.EN PRONAR T679/4M 5.13...

  • Page 88: Checking The Clearance Of The Axle Bearings

    - When checking bearings, make sure figure (5.9). that any noticeable looseness comes • Turn the wheel so that it rotates very from the bearings, not the suspension 5.14 PRONAR T679/4M...
  • Page 89 Dimensions if necessary. will result in much faster wear of bearings and hub seals. Bearing life depends on trailer operating conditions, load, vehicle speed and lubrication conditions. I.3.2.589.11.1.EN PRONAR T679/4M 5.15...

  • Page 90: Checking Of Mechanical Brakes

    • If the expander arm angle (2) and (5) pin position piston rod stroke exceed the range (A) position of the arm in the released position (B) arm position in braking position given in table 5.3, the brake should be adjusted. I.3.2.589.12.1.EN 5.16 PRONAR T679/4M...

  • Page 91: Cleaning The Drainage Valve

    • Replace the copper gasket. • Screw in the valve, fill the tank with 526-I.12-1 air, check the tank for leaks. Figure 5.11 Air tank (1) drain valve (2) tank DANGER Bleed the air tank before removing the drain valve. I.3.2.589.13.1.EN PRONAR T679/4M 5.17...

  • Page 92: Checking Of Parking Brake Cable Tension

    150 mm. CABLE TENSION ADJUSTMENT • Place wedges under one wheel of the trailer • Unscrew the brake mechanism screw • By turning the crank of the brake (2) as far as possible by turning the 5.18 PRONAR T679/4M...
  • Page 93 Check (approximately) cable If it is necessary to change the brake slack. When the service and parking cable, refer to CHAPTER 6.2 Replacing brakes are completely released, the the parking brake cable”. cable should hang about 150 mm. I.3.2.589.14.1.EN PRONAR T679/4M 5.19...

  • Page 94: Hydraulic System Checking

    If a malfunction has appeared in the brake purities that can cause damage to precise cylinders, it is forbidden to drive the trailer components of the installation (scratch the with a damaged system until the fault is surface of cylinders, etc.) I.3.2.589.15.1.EN 5.20 PRONAR T679/4M...

  • Page 95: Control Of Pneumatic System

    Bent, permanently deformed, cut or frayed a characteristic hiss. The system leak wires are only eligible for replacement. can be detected by coating the checked I.3.2.589.16.1.EN PRONAR T679/4M 5.21...

  • Page 96: Lubrication

    To lubricate the space between the blades, use aerosol formulations that have generally available lubricating and anti-corrosive properties, the outer surface should be smeared with a very thin layer of lithium or calcium 5.22 PRONAR T679/4M...
  • Page 97 Technical inspection schedule Chapter 5 Table 5.4. Trailer lubrication schedule Name Hub bearings (1) (2 in each hub) 526-I.19-1 Camshaft sleeves (1) 609 I.07-1 Control arm pin (1) 609 I.08-1 PRONAR T679/4M 5.23...
  • Page 98 Support pin (3) 609 I.09-1 Parking brake mechanism Wheel axle guiding the brake cable (2) Telescopic support (3) 609 I.10-1 Tipping pin (1) Rear flaps axle (2) Flap servo trolley (3) Flap opening arm (4) 609 I.11-1 5.24 PRONAR T679/4M...
  • Page 99 Technical inspection schedule Chapter 5 Name External hinges of the hinged flap (1) 609 I.12-1 Inner hinge of the hinged flap (1) 609 I.13-1 Tipping pin (1) 609 I.14 Tipping cylinder joint (1) Tipping cylinder bed (2) 609 I.15-1 PRONAR T679/4M 5.25...
  • Page 100 Symbols in Table 5.4 Symbol Type of grease general purpose machine grease (lithium, calcium), solid grease for heavily loaded components with the addition of MOS graphite anti-corrosive spray Frequency working day (8 hours of trailer), month I.3.2.609.02.1.EN 5.26 PRONAR T679/4M...

  • Page 101: Screw Connections Inspection

    (in several stages until the 589-I.10-1 required tightening torque is achieved), Figure 5.13 Metric thread screw (1) strength class, (d) thread diameter using a torque wrench. The recom- mended order of tightening the nuts and PRONAR T679/4M 5.27...
  • Page 102 If the wheel was disassembled, the above Table 5.7. Schedule for checking screw connections System / part name Frequency acc. to chap- terDokręcanie Wheel nut (1) kół jezdnych na stronie 5.18 609 I.16-1 Drawbar nut 609 I.17-1 5.28 PRONAR T679/4M...
  • Page 103 Technical inspection schedule Chapter 5 System / part name Frequency Air tank 609 I.18-1 Control valve and braking force regulator 609 I.19-1 Pneumatic brake cylinders 609 I.20-1 Tipping cylinder joint 609 I.21-1 Hinged tilt and turn flap 609 I.22-1 PRONAR T679/4M 5.29...
  • Page 104 Chapter 5 Technical inspection schedule System / part name Frequency Superstructures 609 I.23-1 I.3.2.609.03.1.EN 5.30 PRONAR T679/4M...

  • Page 105: Technical Support

    TECHNICAL SUPPORT...
  • Page 106 • Lower the trailer, tighten the nuts ac- • Remove the wheel. cording to the recommended torque and the appropriate order. J.3.2.589.01.1.EN PRONAR T679/4M...
  • Page 107 • Attach a shackle and bow clamps • Loosen the nuts (5) of the U-clamps to one end of the cable (2). Pay at- (3). tention to the correct positioning of • Remove the shackles (6), clamps the terminals. PRONAR T679/4M...
  • Page 108 • Tension the cable with the crank mechanism and loosen again. If • Mount one end of the cable, attach necessary, correct the brake cable the shackle pin and secure it with tension. new cotter pins. J.3.2.589.02.1.EN PRONAR T679/4M...
  • Page 109 (4) tapered roller bearing due to deterioration of bearing operating conditions. (1). • Secure the castellated nut with • Gently tap the hub with a rubber or a cotter pin and mount the hub cover wooden hammer. J.3.2.589.03.1.EN PRONAR T679/4M...
  • Page 110 (3) so the angle between the piston rod (1) and the that when fully braked the angle of oper- expander arm (3) should be approximately ation is approx. 90 °. PRONAR T679/4M...
  • Page 111 When removing the cylinder fork (6), re- trailer, it is selected by the Manufacturer member or mark the original position of and cannot be changed - figure (6.5). the cylinder fork pin (7). The mounting PRONAR T679/4M...
  • Page 112 6.7) of the cylinder mark with • Remove the actuator fork pin (6). a line (A) the position of the maximum • Remember or mark the original po- retraction of the piston rod with the sition of the cylinder fork (6) in the PRONAR T679/4M...
  • Page 113 (pneumatic cylinder). • Clean the cylinder, defrost if nec- • Install the piston rod fork pin and essary and remove water through washers and secure the pin with unblocked ventilation holes cotter pins. PRONAR T679/4M...
  • Page 114 • If any drum is too hot, correct the • If the piston rod stroke is not within brake adjustment and perform the the correct operating range, repeat test drive again. J.3.2.589.04.1.EN PRONAR T679/4M...
  • Page 115 • Before travelling on a public road, THE SCOPE OF ACTIVITIES make sure that the tractor has a re- • Connect the trailer to the tractor with flective warning triangle. a suitable connection lead. J.3.2.589.05.1.EN PRONAR T679/4M...
  • Page 116 Table 6.1. Characteristics of oil L-HL 32 Item Name Unit Viscosity classification according to ISO 448VG Kinematic viscosity at 400C 28.8 – 35.2 Qualitative classification according to ISO 6743/99 Quality classification according to DIN 51502 Flash-point PRONAR T679/4M...
  • Page 117 The information rosive additives and are highly resistant to leaflet (product card) should be kept to- water washout. Aerosol preparations (sil- gether with the grease. icone greases, anti-corrosive lubricants) J.3.2.589.06.1.EN PRONAR T679/4M...
  • Page 118 Replace brake shoes. Check the oil quality, make sure that the Incorrect hydraulic Incorrect hydraulic oil vis- oils in both machines are of the same system operation cosity grade. If necessary, change the oil in the tractor and/or trailer PRONAR T679/4M...
  • Page 119 Check the slack in the suspension system, Damaged braking system, check the springs. Replace damaged or brake blocking, incorrectly worn parts. Tread wear. adjusted braking system. Check the braking system for malfunc- Too frequent and sudden tions. Adjust the trailer levers. braking. PRONAR T679/4M...
  • Page 120 Incorrect braking technique. Check braking system. (hardening and Too frequent sudden brak- Control braking technique. cracking around ing. Damage arises due to excessive heating the rim), tire crum- Damaged braking system. of the hub and the resulting wheel rims. bling. PRONAR T679/4M...
  • Page 121 TIRE ASSEMBLY...
  • Page 122 Chapter 7 Tire assembly U-K.01-1 Table 7.1. Trailer tires Item Tire size Wheel size 400/60- R15,5 TL 14PR 13.00x15.5; 500/50- R22,5 14PR 16.00x17; ET=-15 19.0-45-17 18PR 16.00x17; ET=-15 520-50-17 159A8 16.00x17; ET=-15 PRONAR T679/4M...

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