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PRONAR T046/2 Operator's Manual

Agricultural trailer
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TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
ISSUE 1A-07-2010
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
tel.:
fax:
OPERATOR'S MANUAL
AGRICULTURAL TRAILER
PRONAR T046/2
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO 204N-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 T046/2

  • Page 1 PRONAR Sp. z o.o. 17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE 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 Thank you for purchasing our trailer. In the interests of your safety and care for the reliability and durability of the machine, we ask that you familiarise yourself with the content of this manual. Remember!!! Before using the trailer for the first time, check if the wheels are properly tightened!!! Regularly check the technical condition of the machine in accordance with the attached schedule.
  • Page 5 AGRICULTURAL TRAILER PRONAR T046/2 MACHINE IDENTIFICATION SYMBOL /TYPE: Machine Symbol S Z B 0 4 6 2 X X SERIAL NUMBER:...
  • Page 6 The machine is designed to meet obligatory standards, documents and legal regulations currently in force. This Operator's Manual describes the basic safety rules and operation of PRONAR T046/2 AGRICULTURAL TRAILER. If the information contained in the Operator's Manual needs...
  • Page 7 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 8 DIRECTIONS USED IN THIS OPERATOR'S MANUAL Left side – side to the left hand of the operator facing in the direction of machine's forward travel. Right side – side to the right hand of the operator facing in the direction of machine's forward travel.
  • Page 11 CONTENTS BASIC INFORMATION 1.1 IDENTIFICATION 1.2 PROPER USE 1.3 EQUIPMENT 1.4 WARRANTY TERMS 1.5 TRANSPORT 1.5.1 TRANSPORT ON VEHICLE 1.5.2 INDEPENDENT TRANSPORT BY THE USER. 1.10 1.6 ENVIRONMENTAL HAZARDS 1.10 1.7 WITHDRAWAL FROM USE 1.11 SAFETY ADVICE 2.1 BASIC SAFETY RULES 2.1.1 USE OF TRAILER 2.1.2...
  • Page 12 3.3 LOAD BOX 3.4 MAIN BRAKE 3.5 PARKING BRAKE 3.6 SUSPENSION HYDRAULIC SYSTEM. 3.10 3.7 ELECTRICAL SYSTEM, WARNING SIGNS AND INDICATORS 3.12 CORRECT USE 4.1 PREPARING FOR WORK BEFORE FIRST USE 4.1.1 CHECKING THE TRAILER AFTER DELIVERY 4.1.2 PREPARE A TRAILER FOR FIRST HITCHING TO TRACTOR 4.2 CHECKING THE TRAILER'S TECHNICAL CONDITION 4.3 HITCHING AND DISCONNECTING FROM TRACTOR 4.4 LOADING...
  • Page 13 5.2.6 CHECK AIR PRESSURE, EVALUATE TECHNICAL CONDITION OF WHEELS AND TYRES, 5.2.7 ADJUSTMENT OF MECHANICAL BRAKES 5.10 5.2.8 CHANGE OF PARKING BRAKE CABLE AND ADJUSTMENT OF CABLE TENSION. 5.12 5.3 PNEUMATIC SYSTEM OPERATION 5.15 5.3.1 PRELIMINARY INFORMATION 5.15 5.3.2 INSPECTING AND CHECKING AIR TIGHTNESS OF PNEUMATIC SYSTEM.
  • Page 14 5.10 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS 5.31 5.11 ADJUSTMENT OF DRAWBAR POSITION 5.33 5.12 TROUBLESHOOTING 5.34...
  • Page 15 SECTION BASIC INFORMATION...
  • Page 16 Pronar T046/2 SECTION 1 1.1 IDENTIFICATION FIGURE1.1 Location of the data plate (1) data plate, (2) serial number The trailer is marked with the data plate (1), and the seventeen-digit factory number (2) located on a gold painted rectangle. The serial number and data plate are on the beam of the trailer's upper frame (Fig.
  • Page 17 1.2 PROPER USE The T046/2 trailer is used by farmers to transport animals (tied) to put them out to seasonal pasture up to a distance of 50 km from the farm. Transport of animals should be in...
  • Page 18 Pronar T046/2 SECTION 1 • the necessary steps must be taken to minimize the duration of the journey and the meet the needs of animals during transport, • animals must be in a condition allowing them to travel • trailer intended for the transport of animals is constructed, maintained and...
  • Page 19 SECTION 1 Pronar T046/2 DANGER The trailer must not be used for purposes other than those for which it is intended, in particular: • for transporting people, • using the machine for transporting any materials other than those stipulated in the manual, •...
  • Page 20 Information concerning tyres is provided at the end of this publication in ANNEX A. 1.4 WARRANTY TERMS 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'S MANUAL. The repair...
  • Page 21 SECTION 1 Pronar T046/2 The guarantee does not apply to those parts and sub-assemblies of the machine, which are subject to wear in normal usage conditions, regardless of the warranty period. Consumables include the following parts/sub-assemblies: • drawbar hitching eye, •...
  • Page 22 Pronar T046/2 SECTION 1 Modification of the trailer without the written consent of the Manufacturer is forbidden. In particular, do NOT weld, drill holes in, cut or heat the main structural elements of the machine, which have a direct impact on the machine operation safety.
  • Page 23 SECTION 1 Pronar T046/2 The securing elements must be selected according to the guidelines of the Manufacturer of these elements. In case of doubt apply a greater number of securing straps in order to immobilise the trailer. If necessary, sharp edges of trailer should be protected at the same time protecting the securing straps from breaking during transport.
  • Page 24 Pronar T046/2 SECTION 1 1.5.2 INDEPENDENT TRANSPORT BY THE USER. In the event of independent transport by the user after purchase of the trailer, the user must read the trailer Operator's Manual and adhere to the recommendations contained therein. Independent transport involves towing the trailer with own agricultural tractor to destination.
  • Page 25 SECTION 1 Pronar T046/2 be taken to the appropriate facility dealing with the re-use of this type of waste. Waste code: 13 01 10. Detailed information concerning hydraulic oil may be found on the product's Material Safety Data Sheet. The hydraulic system of the trailer is filled with L-HL32 Lotos hydraulic oil.
  • Page 26 Pronar T046/2 SECTION 1 1.12...
  • Page 27 SECTION SAFETY ADVICE...
  • Page 28 Pronar T046/2 SECTION 2 2.1 BASIC SAFETY RULES 2.1.1 USE OF TRAILER • Before using the trailer, the user must carefully read this operator's manual. During use all the recommendations laid down in this Operator's Manual should be observed. • If the information contained in the Operator's Manual is difficult to understand, contact a seller, who runs an authorised technical service on behalf of the manufacturer, or contact the manufacturer directly.
  • Page 29 SECTION 2 Pronar T046/2 2.1.2 HITCHING AND DISCONNECTING FROM TRACTOR • Do NOT hitch trailer to tractor, if it does not fulfil the requirements made by the Manufacturer (minimal tractor power requirement, lack of required tractor hitch etc.) – compare table (1.2) Agricultural tractor requirements. Before hitching trailer make certain that oil in external hydraulic system of tractor may be mixed with the hydraulic oil of the trailer.
  • Page 30 Pronar T046/2 SECTION 2 • In the event of malfunction of the hydraulic or pneumatic system, do not use the trailer until the malfunction is corrected. • When connecting the hydraulic conduits to the tractor, make sure that the tractor hydraulic system and trailer are not under pressure.
  • Page 31 SECTION 2 Pronar T046/2 • When you open the door, make sure that animals do not lean against the door because there is a high risk of injury or crushing. • Do not exceed the permissible load of the trailer.
  • Page 32 Pronar T046/2 SECTION 2 • Observe the maximum permitted dimensions while travelling on public roads. • Do NOT exceed the maximum design speed of 40 km/h. Adjust your speed to the road conditions. • Travel speed must be adapted to environmental conditions and load. If possible avoid travelling on uneven terrain and unexpected corners.
  • Page 33 SECTION 2 Pronar T046/2 2.1.7 MAINTENANCE • The trailer should be kept clean and tidy. • During the warranty period, any repairs may only be carried out by Warranty Service authorised by the manufacturer. • Repair, maintenance and cleaning work should be carried out with the tractor's engine switched off and the ignition key removed.
  • Page 34 2.2 DESCRIPTION OF MINIMAL RISK Pronar Sp. z o. o. in Narew has made every effort to eliminate the risk of accidents. There is, however, a certain minimal risk, which could lead to an accident, and this is connected mainly with the actions described below: •...
  • Page 35 In the event of their destruction, they must be replaced with new ones. 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 36 Pronar T046/2 SECTION 2 ITEM DECAL MEANING OF SYMBOL Before starting work, carefully read the Operator's Manual. Grease according to the recommendations in the Operator's Manual Check the condition of the screw and nut connections of the wheel axles Machine type...
  • Page 37 SECTION 2 Pronar T046/2 ITEM DECAL MEANING OF SYMBOL Conduit supplying hydraulic brake system. - not shown in figure, the decal is applied close to the hydraulic plug FIGURE 2.2 Locations of information and warning decals. 2.11...
  • Page 38 Pronar T046/2 SECTION 2 2.12...
  • Page 39 SECTION DESIGN AND OPERATION...
  • Page 40 Pronar T046/2 SECTION 3 3.1 TECHNICAL SPECIFICATION TABLE 3.1 Basic technical data of the Pronar T046 / 2 trailer CONTENTS UNIT DATA Dimensions Total length 8 920 Total width 2 530 Total height 2 800 Axle track 2 200 Internal load box dimensions...
  • Page 41 SECTION 3 Pronar T046/2 3.2 CHASSIS Trailer chassis consists of subassemblies indicated on figure (3.1). Lower load box (1) is a structure welded from steel sections and sheets. On the wall of the front load box wheels wedges (6) are placed. The main support elements of the load box are two longitudinal members connected with crossbars.
  • Page 42 Pronar T046/2 SECTION 3 FIGURE 3.1 Trailer chassis (1) the lower load box, (2) lower drawbar, (3) upper drawbar, (4) fixed support, (5) shear type drawbar support, (6) wheel chocks, (7) cable bracket (8) parking brake lever, (9) half-axis, (10) suspension rocker arm...
  • Page 43 SECTION 3 Pronar T046/2 3.3 LOAD BOX FIGURE 3.2 Load box (1) wall extensions, (2) side doors, (3) frame, (4) rear doors, (5) side rail (optional), (6) tarpaulin cover (optional) Load box is designed for the transport of farm animals. It consists of a set of wall extensions (1), the side doors (2) which also serve as a platform, frame (3), rear doors (4).
  • Page 44 Pronar T046/2 SECTION 3 3.4 MAIN BRAKE The trailer is equipped with one of three types of working brake system: • hydraulic brake system - figure (3.3), • single conduit pneumatic system with three position regulator, figure (3.4), • double conduit pneumatic brake system with three position regulator - figure (3.5).
  • Page 45 SECTION 3 Pronar T046/2 FIGURE 3.4 Single conduit pneumatic brake construction and system diagram (1) air tank, (2) control valve, (3) brake force regulator, (4) pneumatic ram cylinder, (5) air filter (6) supply conduit (7), drain valve, (8), air tank control connector (9) pneumatic ram...
  • Page 46 Pronar T046/2 SECTION 3 FIGURE 3.5 Double conduit pneumatic brake construction and system diagram (1) air tank, (2) control valve, (3) braking force regulator, (4) pneumatic ram cylinder, (5) conduit connector (red), (6) conduit connector (yellow), (7) air filter, (8) air tank control...
  • Page 47 SECTION 3 Pronar T046/2 Three-step brake force regulator (2) - figure ( ), adjusts braking force depending on setting. Switching to a suitable working mode is done manually by machine operator using the lever (4) prior to moving off. Three working positions are available: A - "no load”, B - "half load”...
  • Page 48 (1) crank mechanism, (2) lever, (3) rear wheel axle, (4) expander arm, (5) cable I, (6) cable II 3.6 SUSPENSION HYDRAULIC SYSTEM. T046/2 trailer suspension hydraulic system is used for lowering and lifting the trailer during the loading of the animals.
  • Page 49 SECTION 3 Pronar T046/2 FIGURE 3.8 Diagram of the suspension hydraulic system. (1) hydraulic cylinder, (2) quick coupler - plug (supply), (3) quick coupler - plug (return), (4) hydraulic valve, (5), flow divider, (6) hydraulic valve, (7) hydraulic accumulator ATTENTION! Before using the trailer always check the condition of hydraulic system conduits.
  • Page 50 Pronar T046/2 SECTION 3 3.7 ELECTRICAL SYSTEM, WARNING SIGNS AND INDICATORS FIGURE 3.9 Positioning of electrical components and reflective lights (1) front position lamp, (2) white front reflector, (3) side clearance lamp (4) left rear lamp assembly, (5) right rear lamp assembly, (6) left rear clearance light, (7) of rear clearance lamp, (8) license plate light 3.12...
  • Page 51 SECTION 3 Pronar T046/2 FIGURE 3.10 Electrical system diagram Marking according to table (3.2), (3.3) and (3.4) TABLE 3.2 Conduit colour marking MARKING FUNCTION White Black Blue Orange green Black and green 3.13...
  • Page 52 Pronar T046/2 SECTION 3 TABLE 3.3 List of electrical component markings SYMBOL FUNCTION Rear right lamp assembly Rear left lamp assembly Front seven pin socket Right rear clearance lamp Left rear clearance lamp Right license plate light Left license plate light...
  • Page 53 SECTION CORRECT USE...
  • Page 54 Pronar T046/2 SECTION 4 4.1 PREPARING FOR WORK BEFORE FIRST USE 4.1.1 CHECKING THE TRAILER AFTER DELIVERY The manufacturer guarantees that the trailer is fully operational and has been checked according to quality control procedures and is ready for normal use. This does not release the user from an obligation to check the machine's condition after delivery and before first use.
  • Page 55 SECTION 4 Pronar T046/2 4.1.2 PREPARE A TRAILER FOR FIRST HITCHING TO TRACTOR Preparation Check all the trailer's lubrication points, lubricate the machine as needed according to recommendations provided in section 5. Check if side and rear doors open correctly, locks interlock properly, there are no missing cotter pins, Check if the nuts and bolts fixing the wheels are properly tightened.
  • Page 56 Pronar T046/2 SECTION 4 Service operation: hitching/unhitching from tractor, adjustment of draw bar position, lowering the trailer etc. are described in detail in further parts of the Operator's Manual in sections 4 and 5. If during test run worrying symptoms occur such as: •...
  • Page 57 SECTION 4 Pronar T046/2 4.2 CHECKING THE TRAILER'S TECHNICAL CONDITION When preparing the trailer for normal use, check individual elements according to guidelines presented in table (4.1). TABLE 4.1 Technical inspection schedule DESCRIPTION SERVICE OPERATION FREQUENCY Check technical condition of tyres...
  • Page 58 Pronar T046/2 SECTION 4 ATTENTION! The trailer must not be used when not in working order. Prior to connecting individual system conduits the user must carefully read the tractor operator's manual and observe all Manufacturer's recommendations. 4.3 HITCHING AND DISCONNECTING FROM TRACTOR...
  • Page 59 SECTION 4 Pronar T046/2 Connect pneumatic conduit marked red with red socket in tractor (double conduit system). Connect pneumatic conduit marked black with black socket in tractor (single conduit system). Wait until the tank is under pressure and make sure of the circuit tightness (locate any leaks with the hand).
  • Page 60 Pronar T046/2 SECTION 4 FIGURE 4.1 Trailer support (1) fixed support, (2) knob (3) handbrake DANGER There is a risk of crushing or losing a limb when operating the support. During connection of braking system conduits (pneumatic double conduit) the correct sequence of conduit connection is very important.
  • Page 61 SECTION 4 Pronar T046/2 ATTENTION! Trailer may only be hitched to a tractor, which has the appropriate transport hitch, connection sockets for braking, hydraulic and electrical systems, and hydraulic oil in both machines is the same type and may be mixed.
  • Page 62 Pronar T046/2 SECTION 4 Disconnect pneumatic system conduits (applies to single conduit systems): Disconnect pneumatic conduit marked black. Disconnect hydraulic brake system (applies to trailer version with hydraulic brake). Protect terminal ends with covers, Place conduit terminals in appropriate sockets.
  • Page 63 SECTION 4 Pronar T046/2 4.4.1 OPENING REAR DOORS To open the rear door should first unlock the linchpin (4), then pull the lever arm (3) thereby unlocking the locking hooks. The door should be opened without a problem. After opening the door, secure it with lock (5) to prevent accidental closure.
  • Page 64 Pronar T046/2 SECTION 4 4.4.2 LOWERING THE TRAILER HYDRAULICALLY Before lowering the trailer, check that the hydraulic suspension control conduits are properly connected to the tractor hydraulic system. Slowly set the hydraulic valve (4) - Figure (3.8) in the open position.
  • Page 65 SECTION 4 Pronar T046/2 FIGURE 4.3 Side Rails (1) side rail, (2) rail locking pin, (3) rail bracket, (4) rubber cord, (5) adjustable crossbar 4.5 TRANSPORT OF ANIMALS When towing the trailer on public or private roads, respect the road traffic regulations, exercise caution and prudence.
  • Page 66 Pronar T046/2 SECTION 4 • The trailer must not be overloaded, the animals should be uniformly distributed. The trailer's maximum carrying capacity must not be exceeded as this can damage the trailer and pose a risk to the operator or other road users.
  • Page 67 SECTION 4 Pronar T046/2 ATTENTION! Before driving on the roads: • remove the cover of the rear lights, • check whether the lights are visible and work properly, • fully raise the trailer • close the hydraulic valve located on the raising conduit.
  • Page 68 Pronar T046/2 SECTION 4 4.7 PROPER USE AND MAINTENANCE OF TYRES • When working on the tyres, chocks or other objects without sharp edges should be placed under the wheels of the trailer to prevent it from rolling. Wheels can be taken off the trailer axle only when the trailer is not loaded.
  • Page 69 SECTION MAINTENANCE...
  • Page 70 Pronar T046/2 SECTION 5 5.1 PRELIMINARY INFORMATION When using the trailer, regular inspections of its technical condition are essential and the performance of maintenance procedures, which keep the machine in good technical condition. In connection with this the user of the trailer is obliged to perform all the maintenance and adjustment procedures defined by the Manufacturer.
  • Page 71 SECTION 5 Pronar T046/2 DANGER Do NOT use the trailer when brake system is unreliable. 5.2.2 INITIAL INSPECTION OF AXLE BRAKES After purchasing trailer, the user is responsible for general checking of brake system of trailer axle. Initial inspection of axle brakes must be conducted: •...
  • Page 72 Pronar T046/2 SECTION 5 5.2.3 CHECK WHEEL AXLE BEARINGS FOR LOOSENESS FIGURE 5.1 Lifting jack support point (1) load box longitudinal member, (2) rocker arm axis Preparation procedures Hitch trailer to tractor, braking tractor with parking brake. Park tractor and trailer on hard level ground.
  • Page 73 SECTION 5 Pronar T046/2 Check wheel axle bearings looseness Turning the wheel slowly in both directions check that movement is smooth and that the wheel rotates without excessive resistance. Turn the wheel so that it rotates very quickly, check that the bearing does not make any unusual sounds.
  • Page 74 Pronar T046/2 SECTION 5 DANGER Before commencing work the user must read the instructions for lifting and adhere to the manufacturer's instructions. Lift must rest firmly on the ground. Ensure that trailer shall not move during inspection of bearing looseness of axles.
  • Page 75 SECTION 5 Pronar T046/2 FIGURE 5.2 Adjustment of road wheel axle bearings (1) hub cover, (2) castellated nut, (3) securing split cotter pin 5.2.5 MOUNTING AND DISMOUNTING WHEEL, INSPECTION OF WHEEL NUT TIGHTENING. Dismounting wheel Immobilise trailer with parking brake.
  • Page 76 Pronar T046/2 SECTION 5 Place wheel on hub, tighten nuts so that wheel rim adjoins hub exactly. Lower trailer, tighten nuts according to recommended torque and given sequence. Wheel nuts should be tightened using a torque of 270 Nm - nuts M18x1.5.
  • Page 77 SECTION 5 Pronar T046/2 Checking wheel axle tightening: • after first use, • after first travel with load, • after travelling the first 1 000 km, • every six months use or every 25,000 km. In the event of intensive work checking the nut tightening should be done at least every 100 km.
  • Page 78 Pronar T046/2 SECTION 5 Tyre pressure values are specified in information decal, placed on wheel or on upper frame above trailer wheel. DANGER Damaged tyres or wheels may be the cause of a serious accident. While checking pressure pay attention to technical condition of wheels and tyres. Look carefully at tyre sides and check the condition of tread.
  • Page 79 SECTION 5 Pronar T046/2 Trailer wheels must brake simultaneously. Brakes adjustment involves changing the setting of the expander arm (1) (FIGURE 5.4), in relation to expander shaft (2). Required service actions Dismount cylinder fork (3) mounted on expander arm (1).
  • Page 80 Pronar T046/2 SECTION 5 the lever again. After proper brake adjustment, at full braking by the cylinder, the stroke should amount to approximately half the length of the total stroke of the piston. After brake release expander arms may not be supported on any structural elements, because too little withdrawal of a piston ram may cause abrasion of brake shoes in drum and result in overheating trailer brakes.
  • Page 81 SECTION 5 Pronar T046/2 Lubricate parking brake mechanism (1), and the lever bolts and cable guide roller. Fir the new cables and adjust tension. Parking brake cables must be fitted carefully. Thimbles and three clamps must be fitted at the ends of the cables.
  • Page 82 Pronar T046/2 SECTION 5 • after repairs to axle brake system, • after repairs in parking brake system. FIGURE 5.5 Adjustment of parking brake cable tension (1) brake crank mechanism, (2) hand brake cable I, (3) Hand brake cable II, (4) cable clamps...
  • Page 83 SECTION 5 Pronar T046/2 5.3 PNEUMATIC SYSTEM OPERATION 5.3.1 PRELIMINARY INFORMATION Work connected with the repair, change or regeneration of system components (brake cylinders, conduits, control valve, braking force regulator etc.) should be entrusted to specialist establishments, having the appropriate technology and qualifications for this type of work.
  • Page 84 Pronar T046/2 SECTION 5 Turn off tractor ignition. Check system components by releasing brake pedal in tractor. Give particular attention to conduit connections and brake cylinders. Repeat system check with depressed tractor brake pedal. The help of a second person is required.
  • Page 85 SECTION 5 Pronar T046/2 5.3.3 CLEANING THE AIR FILTERS DANGER Before proceeding to dismantle filter, reduce pressure in supply conduit. While disengaging filter slide gate, hold cover with other hand. Stand away from filter cover vertical direction. Depending on trailer working conditions, but not less than once in three months, take out and clean air filter inserts, which are located in pneumatic system connection conduits.
  • Page 86 Pronar T046/2 SECTION 5 The insert and the filter body should be carefully washed out and blown through with compressed air. Assembly should be done in reverse order. Cleaning the air filter (filters): • every 3 months of use. 5.3.4...
  • Page 87 SECTION 5 Pronar T046/2 Draining water from air tank: • every seven days of use. 5.3.5 CLEANING DRAIN VALVE, DANGER Before dismantling drain valve release air from tank. Required service actions Reduce pressure in air tank. Reduction of pressure in tank is achieved by tilting the drain valve mandrel.
  • Page 88 Pronar T046/2 SECTION 5 Damaged connection body or connection socket to second trailer should be replaced. In event of damage to cover or seal, change these elements for new reliable elements. Contact of pneumatic connector seals with oils, grease, petrol etc. may cause damage and accelerate ageing process.
  • Page 89 SECTION 5 Pronar T046/2 FIGURE 5.8 Installation of the pneumatic conduit (1) pneumatic conduit, (2) connecting nut (3) clamping ring, (4) reinforcing sleeve 5.4 HYDRAULIC SYSTEM OPERATION 5.4.1 PRELIMINARY INFORMATION Work connected with the repair, change or regeneration of hydraulic system components (suspension cylinders, valves etc.) should be entrusted to specialist establishments, having...
  • Page 90 Pronar T046/2 SECTION 5 • Checking technical conditions of hydraulic connections. • replacing a flexible hydraulic conduit. DANGER Do NOT use the trailer if hydraulic suspension system is unreliable. Do NOT use the trailer if hydraulic brake system is unreliable.
  • Page 91 SECTION 5 Pronar T046/2 5.4.3 CHECKING TECHNICAL CONDITION OF HYDRAULIC CONNECTIONS AND SOCKETS. Hydraulic connections must be technically reliable and kept in a clean condition. Each time before connecting, check if socket in tractor are maintained in good working condition.
  • Page 92 Pronar T046/2 SECTION 5 IMPORTANT! Do NOT travel with unreliable lighting system. Damaged lamp lenses, and burned-out bulbs must be replaced immediately before travelling. Lost or damaged reflective lights must be replaced. Required service actions Hitch trailer to tractor with appropriate connection lead.
  • Page 93 SECTION 5 Pronar T046/2 TABLE 5.2 List of bulbs NUMBER BULB / QUANTITY LAMP LAMP TYPE IN 1 LAMP LAMPS R10W / 1 unit Rear left lamp assembly WE 549L P21W / 2 units R10W / 1 unit Rear right lamp assembly...
  • Page 94 Pronar T046/2 SECTION 5 NUMBER OF TYPE OF LUBRICATION LUBRICATION ITEM LUBRICATION POINT GREASE FREQUENCY POINTS Hydraulic cylinder ram eyes permanent 6 months Rear door hinges permanent 3 – 4 months Rear door locking permanent 3 – 4 months mechanism...
  • Page 95 SECTION 5 Pronar T046/2 FIGURE 5.9 Lubrication points 5.27...
  • Page 96 Pronar T046/2 SECTION 5 5.7 CONSUMABLES 5.7.1 HYDRAULIC OIL Always adhere to the principle that the oil in the trailer hydraulic system and in the tractor hydraulic system are of the same type. In the event of application of different types of oil make certain that both hydraulic substances may be mixed together.
  • Page 97 SECTION 5 Pronar T046/2 5.7.2 LUBRICANTS For parts under great load it is recommended to apply lithium grease with molybdenum disulphide (MOS ) or graphite additive. In the case of less loaded sub-assemblies the application of general purpose machine greases is recommended, which contain anticorrosion additive and have significant resistance to being washed away by water.
  • Page 98 Pronar T046/2 SECTION 5 • Do not apply organic solvents, preparations of unknown origin or other substances, which may cause damage to lacquered, rubber or plastic surfaces. In the event of doubt it is recommended to make a test on an unseen surface area.
  • Page 99 SECTION 5 Pronar T046/2 5.9 STORAGE • Trailer should be kept in closed or roofed building. • If the machine will not be used for a long time, it is essential to protect it from adverse weather, especially rust and accelerated tyre deterioration. During this time trailer must be unloaded.
  • Page 100 Pronar T046/2 SECTION 5 TABLE 5.5 Tightening torque for nut and bolt connections 10.9 THREAD METRIC Md [Nm] 1 050 1 150 1 650 1 050 1 450 2 100 – resistance class according to DIN ISO 898 standard FIGURE 5.10...
  • Page 101 SECTION 5 Pronar T046/2 5.11 ADJUSTMENT OF DRAWBAR POSITION FIGURE 5.11 Adjustment of drawbar position (1) lower drawbar with rotating drawbar eye, (2) upper drawbar with fixed drawbar eye, (3) bolt Adjust the position of drawbar to the tractor hitch. For the lower or upper drawbar, you can set three different heights of the drawbar eye.
  • Page 102 Pronar T046/2 SECTION 5 The mounting height and position of the drawbar should be individually matched to tractor hitch. DANGER Changing height of drawbar should be performed by two persons. Take special care when removing the bolts because of the risk of crushing feet.
  • Page 103 SECTION 5 Pronar T046/2 FAULT CAUSE REMEDY Check pressure on tractor pressure gauge, wait till compressor fills tank to required pressure. Damaged air compressor in Insufficient pressure in tractor Repair or replace. system Poor reliability of braking Damaged brake valve in tractor.
  • Page 104 Pronar T046/2 SECTION 5 5.36...
  • Page 105 NOTES ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. …………………………………………………………………………………………………………………………………..
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  • Page 107 ANNEX A Tyre dimensions TRAILER VERSION AXLE FRONT / REAR 14.0 / 65-16 14PR T046/2 400 / 60-15.5 145 A8 - wheel disc 11x16" ET=0 - wheel disc 13x15.5 ET = -15...