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PRONAR PT612 User Manual
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PRONAR PT612 User Manual

Agricultural trailer
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PRONAR SP. Z O.O.
17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE
PHONE NO.
+48 085 681 63 81
FAX:
+48 085 681 63 83
USER MANUAL
AGRICULTURAL TRAILER
PRONAR PT612 PT612L
TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
EDITION NO. 259.01.UM.2B.EN
+48 085 681 63 29
ISSUE 2B
01-2021
+48 085 681 64 29
+48 085 681 63 82
+48 085 682 71 10
www.pronar.pl
EN

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Summary of Contents for PRONAR PT612

  • Page 1 PRONAR SP. Z O.O. 17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE PHONE NO. +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 INTRODUCTION...
  • Page 6 The User Manual are intended for the end user. For this reason, some required maintenance is listed in the inspection tables but the procedure is not described in this publication. To perform the above, call the manufacturer's authorized service center. U.10.1.EN PRONAR PT612 PT612L...
  • Page 7 ADVICE Additional instructions contained in the ADVICE manual describe useful information on the operation of the machine and are marked with a frame with the word ADVICE. U.02.1.EN PRONAR PT612 PT612L...
  • Page 8 Turn left - turn the mechanism counter- Right side - the side on the right clockwise (operator facing the mechanism). hand of the observer facing the ma- chine in the forward direction of travel. U.03.1.EN PRONAR PT612 PT612L...
  • Page 9 In case of any irregularities found, report coating, check for signs of corrosion. • Check the condition of the tires on them directly to the seller to remove the defects. the road wheels and the air pressure in the tires. U.11.2.EN PRONAR PT612 PT612L...
  • Page 10 (in particular the sus- pension, drawbar and road wheels). • Activate and check correct operation of the hydraulic tipping system. • Make sure that the pneumatic, hy- draulic and electrical connections on • Check the operation of the service PRONAR PT612 PT612L...
  • Page 11 • improper operation of hydraulic and/ the repair. or pneumatic cylinders, After completing the test drive, check the • other faults, tightness of the wheel nuts. U.12.3.EN PRONAR PT612 PT612L...
  • Page 12 Introduction PRONAR PT612 PT612L...
  • Page 15 Contents INTRODUCTION INTRODUCTION _______________________________________________________________________________________ 2 SYMBOLS USED IN THE MANUAL _______________________________________________________________________ 3 DETERMINATION OF DIRECTIONS IN THE MANUAL ________________________________________________________ 4 CONTROL OF THE MACHINE AFTER DELIVERY ____________________________________________________________ 5 START-UP OF THE MACHINE ____________________________________________________________________________ 6 GENERAL INFORMATION IDENTIFICATION ___________________________________________________________________________ 1.2 AXLE IDENTIFICATION _____________________________________________________________________ 1.5 INTENDED USE ___________________________________________________________________________ 1.6 EQUIPEMENT _____________________________________________________________________________ 1.10 WARRANTY CONDITIONS ___________________________________________________________________ 1.12...
  • Page 16 4.13 CLEANING OF THE TRAILER ________________________________________________________________ 4.29 4.14 STORAGE ________________________________________________________________________________ 4.31 PERIODIC INSPECTIONS GENERAL ________________________________________________________________________________ 5.2 SCHEDULE OF PERIODIC REVIEWS __________________________________________________________ 5.3 TRAILER PREPARATION ____________________________________________________________________ 5.6 CHECKING THE AIR PRESSURE IN THE WHEELS _______________________________________________ 5.7 AIR TANK DRAINAGE ______________________________________________________________________ 5.8 CHECKING PLUGS AND CONNECTION SOCKETS ______________________________________________ 5.9 COVERS INSPECTION ______________________________________________________________________ 5.10 CHECKING THE TRAILER BEFORE DRIVING OFF _______________________________________________ 5.11...
  • Page 17 GENERAL INFORMATION...
  • Page 18 Depending on the version, there are two meaning of the individual fields on the types of trailer marking - standard version name plate is shown in the table below. - figure (1.1), or version with EU approval PRONAR PT612 PT612L...
  • Page 19 Table 1.2. Name plate 1 markings VIN number Certificate approval number Item Meaning Curb weight Name of the machine Permissible gross weight VIN number Permissible load on coupling Type of machine Permissible axle load Year of production PRONAR PT612 PT612L...
  • Page 20 Permissible gross weight Permissible load on the coupling device Permissible load for 1 axles Permissible load for 2 axles Permissible load for 3 axles Technically permissible towable masses for each chassis/brake configuration of a R- or S-category vehicle E.3.3.259.01.1.EN PRONAR PT612 PT612L...
  • Page 21 (1) Driving axle these numbers in the manual and have access to (2) Nameplate them. (3) Axle serial number E.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 22 (1.6) Requirements of second trailer. maintenance of the machine. Therefore, The trailer may not be used for purposes the user is obliged to: other than those for which it is intended. In PRONAR PT612 PT612L...
  • Page 23 • get acquainted with the contents of the rules and transport regulations. Table 1.4. Recommended pallet types Length Width Height Requirements [mm] [mm] [mm] EUR pallet - standard 1 200 EUR pallet - 1/2 EUR pallet - large 1 200 1 200 PRONAR PT612 PT612L...
  • Page 24 Min. tractor power kW / KM 65.7 / 89 (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. PRONAR PT612 PT612L...
  • Page 25 General information Chapter 1 Table 1.6. Second trailer requirements Content Unit Requirements Permissible total weight PT612 16 300 Permissible total weight PT612L 16 800 Connection sockets for the braking system Pneumatic 1 - wire in accordance with ISO 1728 Pneumatic 2 - wire...
  • Page 26 Plastic fenders behind the rear wheel • Bort extraction mechanism • Rear hitch • Plate for slow-moving vehicles • Warning reflective triangle • Tarpaulin frame • Balcony • Side guard protection • Tool box • Document tube • PRONAR PT612 PT612L 1.10...
  • Page 27 This is due to the possibility of ordering a new machine with a different set - optional equip- ment, replacing the standard equipment. Tire information is provided at the end of the publication in ANNEX A. E.3.3.259.04.1.EN PRONAR PT612 PT612L 1.11...
  • Page 28 • use of a damaged machine, the user to not accept any complaints. • repairs carried out by unauthorized persons, improper repairs, PRONAR Sp. z o.o. in Narew guarantees • making arbitrary changes in the ma- the smooth operation of the machine when chine design, used in accordance with the technical and the user loses the warranty.
  • Page 29 PRONAR PT612 PT612L 1.13...
  • Page 30 Own transport involves transporting vehicle. The fastening means towing a trailer with your own agricultural must be selected according to the man- tractor to its destination. Adjust the speed ufacturer's instructions. In case of doubt, PRONAR PT612 PT612L 1.14...
  • Page 31 General information Chapter 1 to the prevailing road conditions during maximum design speed. driving, but it must not be greater than the E.3.3.259.06.1.EN PRONAR PT612 PT612L 1.15...
  • Page 32 Oil which has been used up or is unsuitable can be found in the product safety data for further use due to the loss of its prop- sheets. erties is recommended to be stored in its E.3.4.622.08.1.EN PRONAR PT612 PT612L 1.16...
  • Page 33 In the event of parts being replaced, worn plants dealing with the utilization of this or damaged parts should be taken to a re- type of waste. cycling centre. Used oil as well as rubber E.3.4.622.09.1.EN PRONAR PT612 PT612L 1.17...
  • Page 34 Chapter 1 General information PRONAR PT612 PT612L 1.18...
  • Page 35 SAFETY OF USE...
  • Page 36 • Access to the trailer is possible only with the machine absolutely still. • Non-compliance with the rules of safe PRONAR PT612 PT612L...
  • Page 37 The condition of Failure to do so may result in a fall. these devices must protect working people against falling. This work F.3.3.259.01.1.EN PRONAR PT612 PT612L...
  • Page 38 • When coupling of the trailer use sharp edges under the wheels. the appropriate tractor hitch. After F.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 39 • 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 a doctor immediately. Hydraulic oil F.3.3.259.05.1.EN PRONAR PT612 PT612L...
  • Page 40 • Repair, maintenance and cleaning • Any modification of the trailer re- work should only be carried out with leases PRONAR Narew from any li- the tractor engine switched off and ability for damage or injury. the ignition key removed. Tractor and •...
  • Page 41 If there is a risk of ignition or running gear, lighting and braking damage, they must be removed or systems are functional. covered with non-flammable material • Before carrying out technical service before welding. Before starting the or maintenance on the trailer, lower PRONAR PT612 PT612L...
  • Page 42 The load with the parking brake. F.3.3.259.04.1.EN PRONAR PT612 PT612L...
  • Page 43 • Before using the trailer always check of stability. its technical condition, especially in • When driving on public roads, the PRONAR PT612 PT612L...
  • Page 44 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 PT612 PT612L 2.10...
  • Page 45 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 PT612 PT612L 2.11...
  • Page 46 • 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 PT612 PT612L 2.12...
  • Page 47 • 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 PT612 PT612L 2.13...
  • Page 48 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 PT612 PT612L 2.14...
  • Page 49 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 50 In the event of their destruction, they must use solvents that may damage the label be replaced. Information and warning coating and do vehicles not direct a strong stickers can be purchased directly from water jet. F.3.3.259.09.1.EN PRONAR PT612 PT612L 2.16...
  • Page 51 Safety of use Chapter 2 Table 2.1. Information and warning stickers Item Sticker Meaning / Catalogue number PRONAR PT612 Machine type sticker PT612 259N-00000002 PRONAR PT612L Machine type sticker PT612L 577N-00000002 Caution! Before starting work, read the User's Manual. 70N-00000004...
  • Page 52 Trailer load capacity (only on Ładowność 12000 kg PT612) 64N-0000009 Łączenie tylko z górnym Information on hitching the trailer to the upper transport hitch only. zaczepem transportowym 29N-0000022 Permissible speed 40 km/h 204N-00000008 550 kPa Tire pressure. 37N-0000007 PRONAR PT612 PT612L 2.18...
  • Page 53 Safety of use Chapter 2 Item Sticker Meaning / Catalogue number www.pronar.pl Manufacturer's website address. 62N-0000014 Information on the approximate masses of selected goods. 208N-00050004 – the pressure depends on the used tires PRONAR PT612 PT612L 2.19...
  • Page 54 Chapter 2 Safety of use PRONAR PT612 PRONAR PT612L www.pronar.pl Ładowność 12000 kg 550 kPa 259-F.03-1 Figure 2.3 Arrangement of information and warning stickers PRONAR PT612 PT612L 2.20...
  • Page 55 CONSTRUCTION AND OPERATION...
  • Page 56 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.3.3.259.01.1.EN PRONAR PT612 PT612L...
  • Page 57 Construction and operation Chapter 3 3.2 GENERAL CONSTRUCTION TRAILER CHASSIS 259-G.01-1 Figure 3.1 PT612 Trailer chassis (1) bottom frame (2) tipping cylinder housing (3) rear beam (4) driving axle (5) turntable frame (6) V-type drawbar (7) spring catch (8) lighting beam...
  • Page 58 The trailer chassis consists of the units sections. The basic load-bearing el- specified in figure (3.1). The lower frame ement are two longitudinal members con- (1) is a welded structure made of steel nected with crossbars. The parking brake PRONAR PT612 PT612L...
  • Page 59 40mm or 50mm. The height of the drawbar in the right seats. can be adjusted by using the sliding hitch In the rear part of the chassis there is (7) connected to the drawbar spring (13). a lighting beam (8), to which mainly G.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 60 600 mm. The standard tensioning strips (16) or with the fastening cord. equipment of the PT612 trailer includes extensions (3) made of profiled sheet As standard equipment of the PT612L trailer, 600 mm side walls and 600 mm...
  • Page 61 The load box is seated in the sockets of tened with locks in the wall and front, as well as locks in the rear pillars (8). In the the rear beam and the front beam of the PRONAR PT612 PT612L...
  • Page 62 - figure (3.5), which are fastened with front extension and is lifted by means of a lever (3). The gate rear post locks (9). The extensions are valve in the upper position and during the PRONAR PT612 PT612L...
  • Page 63 (2) and a system of side chutes allowing locking screw (4). Additional equipment of the material to be unloaded outside the the trailer can be fitted with a rear chute trailer wheels. G.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 64 • 2-wire conduit pneumatic system - figure (3.7). • 2-wire pneumatic system with ALB - figure (3.8) (PT612). • 1-wire conduit pneumatic system - figure (3.9). • 2-wire pneumatic system with ALB - figure (3.10) (PT612L).
  • Page 65 Construction and 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 (PT612) 259-G.07-1 Figure 3.9 Diagram of a 1-wire pneumatic braking system PRONAR PT612 PT612L 3.11...
  • Page 66 The 12V Electro-hydraulic brake valve (1) - figure PRONAR PT612 PT612L 3.12...
  • Page 67 Automatic braking force regulator Manual braking force regulator Wire connection Air tank Pneumatic brake cylinders Hydraulic brake cylinders Control valve (connector) Air filter VOLL HALB LEER Electro-hydraulic brake valve Hydraulic accumulator Hydraulic connection - socket Hydraulic connector - plug PRONAR PT612 PT612L 3.13...
  • Page 68 (3) release button, (4) an electric coil pling the trailer, pneumatic connections (A) ‘NO LOAD’ position (B) ‘HALF LOAD’ position should be placed in sockets prepared for (C) ‘FULL LOAD’ position this purpose, located on the drawbar. G.3.3.259.02.1.EN PRONAR PT612 PT612L 3.14...
  • Page 69 Figure 3.14 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 PRONAR PT612 PT612L 3.15...
  • Page 70 • 1 - trailer tipping open circuit The length of the control cable is set by the Manufac- turer and it is forbidden to adjust it by the User. - circuit (A), • 2 - second trailer tipping circuit open G.3.3.259.05.1.EN PRONAR PT612 PT612L 3.16...
  • Page 71 (1) with member of the lower frame. the expander levers (5) through the lever In the PT612 trailer, the steel cable (2) is extensions (6) - figure (3.16). led through the pulley (5), it connects the Tensioning the cables (turning the crank crank mechanism with the brake block (4).
  • Page 72 Construction and principle of operation 259-G.13-1 Figure 3.16 Parking brake PT612L (1) crank mechanism, (2) steel cable, (3) cable casing I, (4) cable casing II, (5) brake expander lever, (6) brake lever extension, (7) guide pulley, (8) driving axle G.3.3.259.06.1.EN PRONAR PT612 PT612L 3.18...
  • Page 73 Figure 3.17 Construction of the hydraulic system for the side walls unlocking (1) quick coupler-plug, (2) hydraulic conduit, (3) hydraulic cylinder, (4) left locking lever, (5) right locking lever, (6) information sticker, (7) cable hanger In the Pronar PT612 trailer, one of the ADVICE three variants of the hydraulic unlocking...
  • Page 74 Construction and principle of operation cables near the plugs (1). in a specially designed cable hanger (7) If the trailer is not hitched to the tractor, on the front wall. plugs for connection cables must be placed G.3.3.259.07.1.EN PRONAR PT612 PT612L 3.20...
  • Page 75 The the lighting system in the standard version arrangement of electrical components of of the PT612 trailer is shown in figure (3.19), and in the PT612L trailer - in figure (3.20). Table 3.3.
  • Page 76 Construction and principle of operation 259-G.15-1 Figure 3.19 Construction of electrical installation PT612 (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...
  • Page 77 Figure 3.20 Construction of electrical installation PT612L (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 PT612 PT612L 3.23...
  • Page 78 Construction and principle of operation 214-r 107-r 215-c 109-c 216-c 106-c 212-t 211-t 105-t 209-p 117-p 210-p 104-p 205-k 108-k 206-k 103-k 204-n 203-n 102-n 202-c/t 101-c/t 201-c/t 259-G.17-1 Figure 3.21 Electrical system schematic diagram PT612 PRONAR PT612 PT612L 3.24...
  • Page 79 Construction and operation Chapter 3 259-G.18-1 Figure 3.22 Electrical system schematic diagram PT612L PRONAR PT612 PT612L 3.25...
  • Page 80 Left front position lamp Orange Multifunctional rear right lamp Green Multifunctional rear left lamp Brown Plate light Yellow OTP, Plate light Black-green Clearance rear left lamp Clearance rear right lamp Clearance right lamp Clearance left lamp G.3.3.259.08.1.EN PRONAR PT612 PT612L 3.26...
  • Page 81 TERMS OF USE...
  • Page 82 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 PT612 PT612L...
  • Page 83 If it is not necessary, do not leave the covers in raised position. 259-H.02-1 Figure 4.2 Operation of the overrun protection (1) ramp, (2) cotter pin, (A) cover in transport position, (B) cover in raised position, (C) hole for cover lock pin H.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 84 624-H.02-1 Figure 4.4 Trailer connections (1) pneumatic brake plug (red, yellow - 2-wire installation, black 1-wire installation), (2) 7pin electric plug, (3) hydraulic plug, Figure 4.3 Parking brake (4) hydraulic brake socket (1) brake mechanism PRONAR PT612 PT612L...
  • Page 85 • If an automatic coupling is used in • If the brakes do not react after con- the tractor, make sure that the ag- necting the pneumatic hoses, this gregation operation is completed and PRONAR PT612 PT612L...
  • Page 86 The use of defective trailers is forbidden. CAUTION Pay attention to the compatibility of oils in the tractor hydraulic system and in the hydraulic system of the • Immediately before driving, remove trailer system. the wheel chocks and release the PRONAR PT612 PT612L...
  • Page 87 • Place blocking wedges under one tractor engine running. wheel of the trailer, one in the rear and the other in front of the wheel. H.3.3.259.03.1.EN PRONAR PT612 PT612L...
  • Page 88 Figure 4.7 Permissible weights of trailers 259-H.05-1 Figure 4.6 Connecting of the second trailer (1) hitch body, (2) lifting handle for automatic hitch pin, (3) hitch pin, (4) second trailer drawbar PRONAR PT612 PT612L...
  • Page 89 (4.3). in the trailer, the bolt should be • Unlock the coupling bolt on the first lifted up using the handle (2) - trailer. Remove the bolt and drive the figure (4.6). tractor away. H.3.1.529.03.1.EN PRONAR PT612 PT612L...
  • Page 90 (bags, boxes, barrels, etc.), Due different density of materials, the PRONAR PT612 PT612L 4.10...
  • Page 91 2,000 – 2,300 potassium sulphate 1,200 – 1,300 kainite 1,050 – 1,440 ground lime fertilizer 1,250 - 1,300 Building Materials: cement 1,200 – 1,300 dry sand 1,350 – 1,650 wet sand 1,700 – 2,050 PRONAR PT612 PT612L 4.11...
  • Page 92 50 - 80 Dry straw cut on a volume trailer 20 - 40 dry straw cut on a collecting trailer 50 - 90 dry straw cut in a haystack 40 - 100 PRONAR PT612 PT612L 4.12...
  • Page 93 (1) 1 100 – 1 200 molasses 1,350 – 1,450 silage (underground silo) 650 – 1,050 silage (tower silo) 550 - 750 Seeds: broad bean 750 - 850 mustard 600 - 700 650 - 750 PRONAR PT612 PT612L 4.13...
  • Page 94 In addition, it is necessary to secure the with a connecting cable. Secure the cable load with a tarpaulin. It will protect the load PRONAR PT612 PT612L 4.14...
  • Page 95 DANGEROUS GOODS LOADS IN PACKAGING Pursuant to the European ADR agreement Loads transported in packages (boxes, regarding the international carriage of sacks) should be placed tightly next to PRONAR PT612 PT612L 4.15...
  • Page 96 600 mm, i.e. tions regarding road transport and comply with their recommendations. it may not exceed the upper edge of the walls. A higher layer of load may shift while H.3.3.259.05.1.EN PRONAR PT612 PT612L 4.16...
  • Page 97 The travel speed should be adjusted to the prevailing road draulic braking system. • When travelling on public roads, conditions, trailer load condition, type of load carried and other conditions. the trailer must be marked with PRONAR PT612 PT612L 4.17...
  • Page 98 Prolonged driving on • Avoid ruts, depressions, ditches, or sloping ground creates a risk of loss driving along roadside slopes. Driving of braking efficiency. across such obstacles can cause the H.3.3.259.06.1.EN PRONAR PT612 PT612L 4.18...
  • Page 99 259-H.07-1 Figure 4.9 Locking of the tipping pins PT612 (1) tipping pin I (left rear or right front), (2) tipping pin II (right rear or left front), (3) securing pin, (A) front socket, (B) rear socket PRONAR PT612 PT612L 4.19...
  • Page 100 Chapter 4 Rules of use 259-H.08-1 Figure 4.10 Locking of the tipping pins PT612 L (1) tipping pin II (right rear or left front), (2) tipping pin I (left rear or right front),(3) securing pin, (A) front socket, (B) rear socket...
  • Page 101 (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 PT612 PT612L 4.21...
  • Page 102 If the trailer is equipped with central extensions, unloading can only be done by tipping the load box and a chute window, backwards. • before moving off make sure that the tipping pins are secured with cotter pins. H.3.3.259.07.1.EN PRONAR PT612 PT612L 4.22...
  • Page 103 Rapid lifting of the load box will cause very high pressure on the rear shifting and may threaten the stability of part of the load box as a result of the load the machine. H.3.3.259.08.1.EN PRONAR PT612 PT612L 4.23...
  • Page 104 • Open the side wall. Take special care. 259-H.11-1 Figure 4.13 Extraction mechanism (1) spring, (2) eye, (3) washer, (4) cotter pin, (5) lower closing lever, (6) upper closing lever, (7) side wall closing lever H.3.3.259.09.1.EN PRONAR PT612 PT612L 4.24...
  • Page 105 Figure 4.14 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 PT612 PT612L 4.25...
  • Page 106 • After rolling the tarpaulin, set the may be deformed and fail to fulfil crank so that the crank handle does its purpose. not protrude beyond the side walls of the box. H.3.3.259.10.1.EN PRONAR PT612 PT612L 4.26...
  • Page 107 (2). • Remove the handle (2) by passing it • Lift the wheel with the winch. through the hole in the rim. • Tighten the nuts (6) and secure them with the pins (7). H.3.3.259.11.1.EN PRONAR PT612 PT612L 4.27...
  • Page 108 • Avoid damaged road surfaces, chapter. • Regularly check and maintain proper sudden and variable manoeuvres, and high speeds when turning. tire pressure as recommended in the instructions (especially after a long H.3.4.622.10.1.EN PRONAR PT612 PT612L 4.28...
  • Page 109 • Do not direct the water jet directly at the elements of the installation and clean water and detergent. Follow the cleaning agent manufacturer's equipment of the trailer, i.e. control valve, braking force regulator, brake instructions. PRONAR PT612 PT612L 4.29...
  • Page 110 Ele- as recommended. Wipe off excess ments made of rubber are recom- grease or oil with a dry cloth. mended to be maintained with the H.3.3.259.13.1.EN PRONAR PT612 PT612L 4.30...
  • Page 111 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 PT612 PT612L 4.31...
  • Page 112 Chapter 4 Rules of use PRONAR PT612 PT612L 4.32...
  • Page 113 PERIODIC INSPECTIONS...
  • Page 114 The load box cannot be loaded. The trailer must be connected to the tractor and secured with wedges the user loses the warranty. and blocked with the parking brake. The trailer's warranty review is only carried I.3.4.622.01.1.EN PRONAR PT612 PT612L...
  • Page 115 1 month of trailer use and in- spections every 3 months and every 6 months. Maintenance Service Inspection carried out every 4 years of trailer use (1) - post-warranty service PRONAR PT612 PT612L...
  • Page 116 Checking of parking brake cable tension • 5.18 • Hydraulic system inspection 5.20 • Pneumatic system inspection 5.21 See chapter: 5.18 ‘Screw connec- Screw connections inspection 5.22 tions inspection’ See table: Trailer lubrication sched- Lubrication 5.24 • Replacement of hydraulic hoses 5.30 PRONAR PT612 PT612L...
  • Page 117 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 PT612 PT612L...
  • Page 118 Make sure the trailer will not roll during the inspection. uring the play of the axle bearings. • In case when the wheel needs to be You should be particularly careful. raised during the inspection, place I.3.3.259.03.1.EN PRONAR PT612 PT612L...
  • Page 119 Incorrect tire pressure also causes faster tire wear. ADVICE The tire pressure value is on the information sticker on the wheel rim. I.3.3.259.04.1.EN PRONAR PT612 PT612L...
  • Page 120 • 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 PT612 PT612L...
  • Page 121 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 Examples of trailer connections I.3.4.622.06.1.EN PRONAR PT612 PT612L...
  • Page 122 • Check the completeness of the wheel (1) side cover (2) axle covers axle caps. (3) plastic fender (4) rear beam (5) rear light cover • If necessary, tighten the screw con- nections of the covers. I.3.3.259.07.1.EN PRONAR PT612 PT612L 5.10...
  • Page 123 In winter, it may be necessary to required. defrost the actuator and remove • Regularly check the correct oper- accumulated water through un- ation of other systems during trailer clogged ventilation holes. If any operation. I.3.4.622.08.1.EN PRONAR PT612 PT612L 5.11...
  • Page 124 Incorrect tire pressure also causes faster tire wear. sure that the tire defect is eligible for re- placement. The rims should be checked I.3.4.622.09.1.EN PRONAR PT612 PT612L 5.12...
  • Page 125 Installation should • Wash the filter element and filter body be in reverse order. I.3.4.622.10.1.EN PRONAR PT612 PT612L 5.13...
  • Page 126 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 5.9 The brake lining thickness inspection (1) blanking plug (2) brake lining I.3.4.622.11.1.EN PRONAR PT612 PT612L 5.14...
  • Page 127 • Check the technical condition of the When checking bearings, make sure hub cover, replace with a new one if that any noticeable looseness comes necessary. from the bearings, not the suspension I.3.4.622.12.1.EN PRONAR PT612 PT612L 5.15...
  • Page 128 • If the expander arm angle (2) and • Measure the distance Y with the piston rod stroke exceed the range tractor brake pedal pressed. given in table (5.3), the brake should • Calculate the distance difference X-Y be adjusted. (rod stroke). I.3.4.622.13.1.EN PRONAR PT612 PT612L 5.16...
  • Page 129 • Clean the valve, blow with com- pressed air. • Replace the gasket. • Screw in the valve, fill the tank with 259-I.04-1 air, check the tank for leaks. Figure 5.12 Air tank (1) drain valve (2) tank I.3.3.259.14.1.EN PRONAR PT612 PT612L 5.17...
  • Page 130 • Check cable tension (1). 259-I.05-1 When the mechanism screw is completely removed, the cable Figure 5.13 Cable tension inspection PT612 (1) I cable, (2) brake mechanism, (3) II cable, should hang about 1 to 2 cm. (4) U-shaped clamp, (5) clamp nut...
  • Page 131 Check (approximately) cable If it is necessary to change the brake cable, tension. refer to chapter Replacing the parking When the service and parking brake cable”. brakes are completely released, I.3.3.259.15.1.EN PRONAR PT612 PT612L 5.19...
  • Page 132 • Check all hydraulic circuits for leaks. appeared in the brake cylinders, it is for- bidden to drive the trailer with a damaged If necessary tighten the con- nectors if moisture is visible. system until the fault is removed. I.3.3.259.16.1.EN PRONAR PT612 PT612L 5.20...
  • Page 133 • Repeat the system check with the tighten the connector on their own. If air tractor brake pedal depressed. still leaks, replace the connector compo- The help of another person is nents or seals with new ones. required. I.3.3.259.17.1.EN PRONAR PT612 PT612L 5.21...
  • Page 134 Check the tightness using a torque 1,150 1,650 wrench. During daily trailer inspection 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 5.15 Metric thread screw PRONAR PT612 PT612L 5.22...
  • Page 135 • every 30 hours of driving. • after the first use of the trailer If the wheel was disassembled, the above (one-time inspection), steps should be repeated. I.3.3.259.18.1.EN PRONAR PT612 PT612L 5.23...
  • Page 136 MoS graphite anti-corrosive spray plain machine oil, silicone spray grease ADVICE Lubrication sedule (TableTrailer lubrication schedule): D - working day (8 hours of trailer work), M - month PRONAR PT612 PT612L 5.24...
  • Page 137 Periodic inspections Chapter 5 Table 5.6. Trailer lubrication schedule Item Name Hub bearing (2 pieces in each hub) Expander shaft bushing Expander arm 259-I.07-1 Spring leaves Spring surfaces Spring pin Drawbar bolt 259-I.08-1 PRONAR PT612 PT612L 5.25...
  • Page 138 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 pins 624-I.21-1 Turntable bearings 259-I.11-1 Seat of the tipping cylinder ball 259-I.12-1 PRONAR PT612 PT612L 5.26...
  • Page 139 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 PT612 PT612L 5.27...
  • Page 140 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 PT612 PT612L 5.28...
  • Page 141 Periodic inspections Chapter 5 Item Name Tipping cylinder seats and cylinder sling 259-I.21-1 Rear hitch mechanism (op- tion) 259-I.22-1 I.3.3.259.19.1.EN PRONAR PT612 PT612L 5.29...
  • Page 142 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 PT612 PT612L 5.30...
  • Page 143 TECHNICAL SERVICE...
  • Page 144 • Lower the trailer, tighten the nuts ac- Do not lubricate the threads of cording to the recommended torque the nut and stud. and the given order. • Check the condition of the pins and J.3.4.622.01.1.EN PRONAR PT612 PT612L...
  • Page 145 (1) brake cable I, (2) brake mechanism, (3) cover Pay attention to the correct po- (4) nut, (5) clip, (6) shackle, (7) thimble, sitioning of the terminals cable (8) clamp tension - see figure. PRONAR PT612 PT612L...
  • Page 146 Chapter 6 Technical Service • Install pins and new securing pins. • Adjust of parking brake cable tension. After the first brake loading, check the tension and condition of the cable ends, adjust if necessary. J.3.3.259.02.1.EN PRONAR PT612 PT612L...
  • Page 147 Figure 6.4 The principle bearing CAUTION clearance adjustment (1) hub cap, (2) cotter pin Adjustment of bearing clearance may be performed (3) nut, (4) tapered roller bearing only when the trailer (without load) is connected to the tractor. J.3.4.622.04.1.EN PRONAR PT612 PT612L...
  • Page 148 90°. The control consists in measuring the rod (1) and the expander arm (3) should PRONAR PT612 PT612L...
  • Page 149 • Immobilize tractor with parking brake. trailer, it is selected by the Manufacturer • Make sure the trailer is not braked. PRONAR PT612 PT612L...
  • Page 150 • Measure distance between tuator are not clogged with dirt and the lines (A) and (B). If the piston that there is no water or ice inside rod stroke is not within the correct (pneumatic actuator). Check the PRONAR PT612 PT612L...
  • Page 151 • Apply the brake. phragm (2) must rest on the rear • Wipe previous markings and measure wall of the cylinder - figure (6.7) piston rod stroke again. (pneumatic cylinder). • If the piston rod stroke is not within PRONAR PT612 PT612L...
  • Page 152 FUNCTIONAL CHECK • If any drum is too hot, correct the brake adjustment and perform the • After completing the adjustment, carry out a test drive. test drive again. • Perform several brakes. Stop the J.3.3.259.04.1.EN PRONAR PT612 PT612L 6.10...
  • Page 153 The PT612 trailer bulbs cialized workshops that have appropriate are presented in table (6.1). technologies and qualifications to perform All lamp shades of lighting this type of work.
  • Page 154 Chapter 6 Technical Service Table 6.1. List of bulbs used in the lighting installation of the PT612 trailer Number Number of Name Unit Bulb of lamps bulbs R10W Multifunctional rear right lamp W21L P21W R10W Multifunctional rear left lamp W21P...
  • Page 155 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 PT612 PT612L 6.13...
  • Page 156 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.EN PRONAR PT612 PT612L 6.14...
  • Page 157 System leakage. Check installations for leaks. Low braking efficiency. Damaged tractor air compres- Repair or replace. sor. Damaged brake valve on the Repair or replace. tractor. PRONAR PT612 PT612L 6.15...
  • Page 158 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 PT612 PT612L 6.16...
  • Page 159 Control the braking technique. ening and cracking Too frequent and sudden brak- Damage arises due to excessive around the rim), tire ing. heating of the hub and the result- crumbling. Braking system damaged. ing wheel rims. J.3.3.259.07.1.EN PRONAR PT612 PT612L 6.17...
  • Page 160 Chapter 6 Technical Service PRONAR PT612 PT612L 6.18...
  • Page 161 APPENDIX A APPENDIX A Table A.1. Tire assembly PT612 and PT612L Item Size and load and speed index of tires Pressure 385/55 R22.5; 160F 11.75x22.5” ET= 0 385/55 R22.5; 160J 11.75x22.5” ET= 0 445/45 R19,5; 160J 14x19,5 ET= -30 385/65-R22.5 160J 11.75x22.5”...
  • Page 162 APPENDIX A PRONAR PT612 PT612L...

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Pt612l