PRONAR T669XL Operator'S Manual Download Page 91

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SECTION 5

Pronar T669XL, Pronar T700XL

5.5

5.2.4 CHECKING WHEEL AXLE BEARINGS FOR SLACKNESS

FIGURE 5.2

Lifting jack support point

(1) axle, (2) suspension spring, (3) absorber plate

DANGER

Before commencing work the user must read the instructions for lifting jack and
adhere to the manufacturer's instructions.

The lifting jack must be stably supported on the ground and absorber plate.

Ensure that trailer shall not move during inspection of axle bearing slackness.

Preparation procedures

Hitch trailer to tractor, immobilize tractor with parking brake.

Park tractor and trailer on hard level ground.

Tractor must be placed to drive forward.

Place the wheel chocks under the wheel opposite to the lifted wheel. Ensure

that trailer shall not move during inspection.

Raise the wheel (opposite to the side where chocks are placed).

Summary of Contents for T669XL

Page 1: ...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 OPERATOR S MANUAL AGRICULTURAL TRAILER PRONAR T669XL PRONAR T700XL TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL ISSUE 2A 09 2016 PUBLICATION NO 538N 00000000 UM ...

Page 2: ......

Page 3: ...e using the machine the user must carefully read this Operator s Manual and observe all recommendations This guarantees safe operation and ensures malfunction free work of the machine The machine is designed to meet obligatory standards documents and legal regulations currently in force The manual describes the basic safety rules and operation of agricultural trailer Pronar T700XL Pronar T669XL If...

Page 4: ...articularly important information and instructions the observance of which is essential are distinguished in the text by the sign and also preceded by the word IMPORTANT Failure to observe the instructions may lead to damage to the machine as a result of improper operation adjustment or use In order to focus the user s attention on the need to perform maintenance the relevant section of the Operat...

Page 5: ...ction of machine s forward travel Right side side to the right hand of the operator facing in the direction of machine s forward travel REQUIRED SERVICE ACTIONS Service actions described in the manual are marked Result of service adjustment actions or comments concerning the performance of actions are marked ...

Page 6: ......

Page 7: ...T ON VEHICLE 1 10 1 5 2 INDEPENDENT TRANSPORT BY THE USER 1 12 1 6 ENVIRONMENTAL HAZARDS 1 13 1 7 WITHDRAWAL FROM USE 1 14 2 SAFETY ADVICE 2 1 2 1 BASIC SAFETY RULES 2 2 2 1 1 USE OF TRAILER 2 2 2 1 2 HITCHING AND DISCONNECTING FROM TRACTOR 2 3 2 1 3 HYDRAULIC SYSTEM AND PNEUMATIC SYSTEM 2 3 2 1 4 LOADING AND UNLOADING 2 4 2 1 5 TRANSPORTING THE MACHINE 2 6 2 1 6 TYRES 2 9 2 1 7 MAINTENANCE 2 9 2 ...

Page 8: ... USE 4 1 4 1 PREPARING THE TRAILER FOR WORK 4 2 4 1 1 PRELIMINARY INFORMATION 4 2 4 1 2 HAND OVER AND INSPECTION OF THE TRAILER AFTER DELIVERY 4 2 4 1 3 PREPARING THE TRAILER FOR THE FIRST USE TEST RUN OF THE TRAILER 4 3 4 1 4 PREPARING THE TRAILER FOR NORMAL USE 4 5 4 2 HITCHING THE TRAILER TO TRACTOR AND UNHITCHING THE TRAILER FROM TRACTOR 4 5 4 2 1 TELESCOPIC SUPPORT OPERATION 4 10 4 3 LOADING ...

Page 9: ... ADJUSTMENT 5 11 5 2 9 CHANGE OF PARKING BRAKE CABLE AND ADJUSTMENT OF CABLE TENSION 5 17 5 3 PNEUMATIC SYSTEM MAINTENANCE 5 20 5 3 1 PRELIMINARY INFORMATION 5 20 5 3 2 CHECKING AIR TIGHTNESS AND VISUAL INSPECTION OF PNEUMATIC SYSTEM 5 21 5 3 3 CLEANING THE AIR FILTERS 5 23 5 3 4 DRAINING WATER FROM AIR TANK 5 24 5 3 5 CLEANING THE DRAIN VALVE 5 25 5 3 6 CLEANING AND MAINTAINING PNEUMATIC CONDUIT ...

Page 10: ...BS 5 31 5 6 TRAILER LUBRICATION 5 31 5 7 MAINTENANCE OF SUSPENSION SYSTEM 5 36 5 8 CONSUMABLES 5 38 5 8 1 HYDRAULIC OIL 5 38 5 8 2 LUBRICANTS 5 39 5 9 CLEANING THE TRAILER 5 40 5 10 STORAGE 5 41 5 11 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS 5 42 5 12 ADJUSTMENT OF DRAWBAR POSITION 5 43 5 13 TROUBLESHOOTING 5 45 ...

Page 11: ...SECTION 1 BASIC INFORMATION ...

Page 12: ...er The trailer is marked with the data plate 1 and the serial number 2 located on a gold painted rectangle The serial number and data plate are located on the front beam of the trailer lower chassis frame 1 1 When buying the trailer check that the serial numbers on the machine agree with the number written in the WARRANTY BOOK in the sales documents and in the OPERATOR S ...

Page 13: ... Symbol type of trailer C Year of manufacture D Seventeen digit vehicle identification number VIN E Official certificate number F Tare weight G Maximum gross weight H Carrying capacity I Permissible hitching system loading J Permissible front axle load K Permissible rear axle load 1 1 2 AXLE IDENTIFICATION The factory number of the axle and its type are stamped onto the data plate 2 secured to the...

Page 14: ...XL SECTION 1 1 4 FIGURE 1 2 Location of the axle data plate 1 axle 2 data plate 1 1 3 LIST OF FACTORY NUMBERS VIN S Z B 6 6 9 X L X X VIN S Z B 7 0 0 X L X X FRONT AXLE FACTORY NUMBER AND TYPE REAR AXLE FACTORY NUMBER AND TYPE ...

Page 15: ...e country in which the trailer is used shall void the warranty and is regarded as use of the machine contrary to its intended purpose The trailer is not intended or designed for transporting people animals or goods classified as dangerous materials ATTENTION The trailer must not be used for purposes other than those for which it is intended The user MUST NOT transport people animals hazardous mate...

Page 16: ...NUALof the trailer and the WARRANTY BOOKand conform with the recommendations contained in these documents understand the trailer s operating principle and how to operate it safely and correctly adhere to the established maintenance and adjustment plans comply with general safety regulations while working prevent accidents comply with the road traffic regulations and transport regulations in force ...

Page 17: ...ISO 7421 1 5 8 6 5 6 5 150 15 L HL 32 Lotos 1 200 20 Hydraulic tipper system Hydraulic oil Maximum system pressure Oil demand bar MPa l 29 40 Electrical system Electrical system voltage Connection socket V 12 7 pole socket compliant with ISO 1724 Transport hitch upper or lower position Required tractor hitch Type Minimum static vertical load capacity S kg 3 000 4 000 Other requirements Minimum tra...

Page 18: ...ion concerning tires is provided at the end of this publication in ANNEX A TABLE 1 3 Trailer s equipment EQUIPMENT STANDARD ADDITIONAL OPTIONS The Operator s Manual Warranty Book Connection lead for the electrical system Wheel chocks Complete set of wall extensions 600 Mechanical support with transmission Hydraulic straight support Hydraulic folding support Rotating drawbar eye Ø50 Ball drawbar ey...

Page 19: ...and LED lamps seals bearings The warranty service only applies to such cases as mechanical damage which is not the user s fault factory defects of parts etc In the event of damage arising from mechanical damage which is the user s fault road accidents inappropriate use adjustment or maintenance use of the trailer for purposes other than those for which it is intended use of damaged machine repairs...

Page 20: ...re to the general principles of Health and Safety at Work applicable to reloading work Persons operating reloading equipment must have the qualifications required to operate these machines The trailer must be properly connected with the tractor according to the requirements in this Operators Manual The trailer braking system must be started and checked before driving off or onto ramp The trailer s...

Page 21: ... 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 ATTENTION When being road transported on a motor vehicle the trailer must be mounted on the vehicle s platform in accordance with the transport safety requirements and the regulations Driver of the vehicle should be particularly car...

Page 22: ...ailer 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 During transport adjust travel speed to the prevailing road conditions but do not exceed the maximum design speed ATTENTION Before transporting independently the tractor driver must carefully read t...

Page 23: ...ble means Remaining oil should be collected using sorbents or by mixing the oil with sand sawdust or other absorbent materials The oil pollution once gathered up should be kept in a sealed marked hydrocarbon resistant container The container should be kept away from heat sources flammable materials and food DANGER Used hydraulic oil or gathered remains mixed with absorbent material should be store...

Page 24: ...the pneumatic braking system e g using air tank drain valve When spare parts are changed worn out or damaged parts that cannot be reclaimed should be taken to a collection point for recyclable raw materials Hydraulic oil should be taken to the appropriate facility dealing with the re use of this type of waste DANGER During dismantling use the appropriate tools equipment overhead travelling crane c...

Page 25: ...SECTION 2 SAFETY ADVICE ...

Page 26: ...k and for this reason the fundamental basis for using this trailer should be the application of safety rules and sensible behaviour The machine must never be used by persons who are not authorised to drive agricultural tractors including children and people under the influence of alcohol drugs or other abusive substances Non compliance with the safety rules of this Operator s Manual can be dangero...

Page 27: ...h the trailer to a tractor use exclusively the tractor hitch for single axle trailers After completing the hitching of the machines check the safety of the hitch Carefully read the tractor Operator s Manual If the tractor is equipped with an automatic hitch make certain that the coupling operation is completed Be especially careful when hitching the machine When hitching there must be nobody betwe...

Page 28: ...h skin wash the area of contact with water and soap Do NOT apply organic solvents petrol kerosene Use the hydraulic oil recommended by the Manufacturer After changing the hydraulic oil the used oil should be properly disposed of Used oil or oil which has lost its properties should be stored in original containers or replacement containers resistant to action of hydrocarbons Replacement containers ...

Page 29: ...nditions When closing or opening the rear grain chute gate take particular care to avoid crushing fingers Incorrect load distribution and overloading the machine may cause the trailer to tip over or cause damage to its components Do NOT go or place hand between open tailgate and load box If the load does not pour from the raised load box immediately cease unloading The trailer may only be tipped a...

Page 30: ...ust be immobilized with parking brake and protected against rolling with chocks Before driving off make certain that the trailer is correctly hitched to the tractor Chocks 1 should be placed only under one wheel one in front of the wheel the second behind the wheel figure 2 1 Do NOT move off or drive when load box is raised Prior to moving off check if the rear wall slide gate is secured Make sure...

Page 31: ...g water may cause damage to pneumatic system components Reckless driving and excessive speed may cause accidents A load protruding beyond the outline of the trailer should be marked according to the road traffic regulations Do NOT transport loads forbidden by the Manufacturer Do NOT exceed the trailer s maximum carrying capacity Exceeding the carrying capacity may lead to damage to the machine los...

Page 32: ...ed to the rear wall of the load box Load must be uniformly distributed and it must not obstruct visibility or hinder driving The load must be secured so that it cannot move or fall over During reversing one should use the assistance of another person During manoeuvring the person helping must stay at a safe distance from the danger zone and be visible all the time to the tractor driver Do NOT atte...

Page 33: ...essure regularly Pressure and tyres should be also checked during the whole day of intensive work Please note that higher temperatures could raise tyre pressure by as much as 1 bar At high temperatures and pressure reduce load or speed Do not release air from warm tyres to adjust the pressure or the tyres will be underinflated when temperatures return to normal Protect tyre valves using suitable c...

Page 34: ...e health and safety In the event of injury the wound must be immediately cleaned and disinfected In the event of more serious injuries seek a doctor s advice Repair maintenance and cleaning work should be carried out with the tractor engine turned off and the ignition key removed Tractor and trailer should be immobilized with parking brake and chocks should be placed under the trailer wheels Ensur...

Page 35: ...ry use proper backing plates in order to reduce unit pressure of the jack s base on the ground and prevent its sinking into the ground The trailer must not be supported using fragile elements bricks or concrete blocks After completing work associated with lubrication remove excess oil or grease The trailer should be kept clean and tidy Exercise caution when climbing on top of the load box Climbing...

Page 36: ...nder the influence of alcohol making modifications to the machine without the consent of the Manufacturer cleaning maintenance and technical checks of the trailer presence of persons or animals in areas invisible from the driver s position The residual risk may be kept to a minimum by following the recommendations below operate the machine in prudent and unhurried manner sensibly apply the remarks...

Page 37: ...h 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 During trailer cleaning do not use solvents which may damage the coating of information label stickers and do not subject them to strong water jets TABLE 2 1 Information and warning decals NO DECAL...

Page 38: ...5 Caution Before starting work carefully read the Operator s Manual 70RPN 00 00 00 04 6 Conduit functions Load box tipping Plug cap blue Raising lowering the tailgate Plug cap black Hydraulic support Plug cap red Rear axle lock Plug cap green 58RPN 00 00 041 7 Caution Danger of electric shock Keep a safe distance from overhead electric power lines during unloading 58RPN 00 00 020 ...

Page 39: ...00 012 9 Danger of crushing Maintain a safe distance during opening and closing the tailgate 58RPN 00 00 013 10 Transport decal Securing points for the transport 58RPN 00 00 019 11 Air pressure in the tyres 1 12 Manufacturer s website 62RPN 00 00 014 13 Trailer version 549N 00000001 1 pressure value should be adapted to tyres Numbers in the item column correspond to labels in figure 2 3 ...

Page 40: ...Pronar T669XL Pronar T700XL SECTION 2 2 16 FIGURE 2 3 Locations of information and warning decals ...

Page 41: ...SECTION 3 DESIGN AND OPERATION ...

Page 42: ...um carrying capacity kg kg kg 6 300 24 000 17 700 5 200 21 000 15 800 Other information Wheel track Maximum drawbar load Cargo capacity with 600 mm wall extensions Cargo capacity no wall extensions Load surface Lift of load surface Load box tipping angle to the rear Electrical system voltage Hydraulic oil demand Tractor power demand Maximum design speed Noise emission level mm kg m3 m3 m2 mm V l k...

Page 43: ...upport beams 7 are mounted on both sides at the rear of the frame Trailer suspension consists of two wheel axles 8 in a tandem arrangement suspended on taper leaf springs 9 connected by rocker arm 10 Axles are secured to suspension springs using absorber plate and bolts Axles are made from a bar terminated with pins on which wheel hubs are mounted on cone bearings The wheels are single and equippe...

Page 44: ...er chassis 1 lower frame 2 drawbar 3 parking support 4 wheel chocks 5 tipping cylinder 6 load box support 7 lights support beam 8 wheel axle 9 suspension spring 10 tandem suspension spring rocker arm 11 12 drawbar eye 13 parking brake mechanism 14 rear bumper ...

Page 45: ... 2 2 LOAD BOX FIGURE 3 2 Load box 1 load box 2 wall extensions 3 tailgate 4 mudguard shields 5 front wall window 6 front wall extension window 7 linking cable 8 ladder 9 load box steps 10 wall extension step 11 slide gate 12 chute 13 rear doors ...

Page 46: ...loose materials a slide gate 11 is installed in the tailgate A chute 12 mounted under the lower edge of the slide gate can be supplied as additional equipment of the trailer 3 2 3 MAIN BRAKE The trailer is equipped with one of four types of main brake double conduit pneumatic system figure 3 3 single conduit pneumatic system figure 3 4 hydraulic brake system figure 3 5 The main brake pneumatic or ...

Page 47: ...double conduit pneumatic brake system 1 air tank 2 control valve 3 manual braking force regulator 4 pneumatic cylinder 5 conduit connector red 6 conduit connector yellow 7 air filter 8 air tank control connector 9 pneumatic cylinder control connector 10 drain valve 11 relay valve ...

Page 48: ...am of the single conduit pneumatic brake system 1 air tank 2 control valve 3 manual brake force regulator 4 pneumatic cylinder 5 conduit connector black 6 plug 7 air filter 8 air tank control connector 9 pneumatic cylinder control connector 10 drain valve 11 relay valve ...

Page 49: ... 4 information decal Three step braking force regulator 2 figure 3 6 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 and C full load For systems with automatic regulator braking force depends on trailer load ...

Page 50: ...position C FULL LOAD position 3 2 4 EMERGENCY BRAKE T700XL trailer can be equipped with emergency brake figure 3 7 activated by means of cables guided in rollers 6 The brake immediately stops the trailer in case of its disconnection from the tractor The ends of cable I 2 are attached to expander levers 1 of wheel axle Cable I 2 is connected with cable II 3 through brake lever 4 with proper leverag...

Page 51: ...chanism 2 is welded to the left longitudinal member of the lower frame on the front of the trailer Expander levers 1 of wheel axle are connected to lever 5 through arm 7 by means of cable II 4 guided in rollers 6 Lever 5 is connected to the brake crank mechanism 2 by means of steel cable I 3 Tensioning cable I 3 turning the crank mechanism clockwise causes deflection of the lever 5 and tension of ...

Page 52: ...e load box to the rear The hydraulic tipping system is supplied with oil from the tractor s hydraulic system Hydraulic oil selective control valve of the tractor s external hydraulic system is used to control the load box tipping mechanism ATTENTION Cut off valve 3 figure 3 9 limits the tipping angle of the load box when tipped to the rear The length of the control cable 6 controlling this valve i...

Page 53: ...lic system of the trailer is filled with L HL32 Lotos hydraulic oil FIGURE 3 9 Design and diagram of the hydraulic tandem tipping system 1 telescopic cylinder 2 hydraulic pipe 3 cut off valve 4 quick coupler 5 hydraulic conduit 6 control cable 7 guide roller ...

Page 54: ...rt foot 5 quick coupler plug 6 plug cap red The trailer can be equipped with straight hydraulic support figure 3 10 or folding hydraulic support figure 3 11 Hydraulic oil manifold of the tractor s external hydraulic system is used for controlling the support s hydraulic cylinder If the handle is shifted perpendicularly to valve 3 the support is locked in fixed position The support is lowered by sh...

Page 55: ...ort 1 body 2 hydraulic cylinder 3 valve 4 interlock pin 5 quick coupler plug 6 plug cap red TIP The hydraulic system of the support is filled with L HL32 Lotos hydraulic oil 3 2 8 TAILGATE HYDRAULIC SYSTEM The hydraulic system of the tailgate controls raising and lowering of the tailgate The hydraulic system is supplied with oil from the tractor external hydraulic system Pressurised oil is fed thr...

Page 56: ... closing and opening the tailgate 7 The hydraulic system is supplied with oil from the tractor external hydraulic system Pressurised oil is fed to flow divider 3 through hydraulic conduits 4 connected to tractor by means of quick couplers 5 The flow divider divides the oil stream proportionally to the two hydraulic cylinders 1 which extend or withdraw in order to close or open the tailgate Quick c...

Page 57: ... tailgate and then it tilts upwards FIGURE 3 13 Diagram of the hydraulic system of the tailgate 1 hydraulic cylinder 2 two sided hydraulic lock 3 flow divider 3 2 9 LIGHTING SYSTEM The trailer electrical system is designed for supply from direct current source of 12 V Connection of the trailer electrical system with the tractor should be made through an appropriate connection lead ...

Page 58: ... of electrical components and reflective lights 1 front parking light 2 side parking light 3 rear left lamp assembly 4 rear right lamp assembly 5 rear left clearance light 6 rear right clearance light 7 7 pin socket 8 reflective warning triangle 9 license plate light ...

Page 59: ...SECTION 3 Pronar 669XL Pronar T700XL 3 19 FIGURE 3 15 Electrical system concept diagram Marking according to table 3 2 3 3 and 3 4 ...

Page 60: ...ght OTL Left license plate light PP Front right parking light PL Front left parking light OP Rear right clearance light OL Rear left clearance light OBL1 OBL2 Left clearance lamp OBP1 OBP2 Right clearance lamp TABLE 3 3 Marking of GP socket connections MARKING FUNCTION 31 Ground Power supply 12V not used L Left indicator 54 STOP light 58L Rear left parking light 58R Rear right parking light R Righ...

Page 61: ...SECTION 3 Pronar 669XL Pronar T700XL 3 21 TABLE 3 4 Lead colour marking MARK COLOUR B White C Black K Red N Blue P Orange T Green C T Black and green R Pink O brown Z Yellow ...

Page 62: ...Pronar 669XL Pronar T700XL SECTION 3 3 22 ...

Page 63: ...SECTION 4 CORRECT USE ...

Page 64: ...achine risks resulting from the use for purposes other than intended the method of the machine hitching and the principles of the machine construction and design Detailed information concerning the machine hand over are included in the WARRANTY BOOK ATTENTION The seller is obliged to conduct the first start up of the trailer in the presence of the user The user trained by the seller is not release...

Page 65: ... 4 1 3 PREPARING THE TRAILER FOR THE FIRST USE TEST RUN OF THE TRAILER Preparing for the test run The user must read this OPERATOR S MANUAL and observe all the recommendations contained in it Adjust the height of the drawbar eye to the tractor hitch Check all the trailer s lubrication points lubricate the machine as needed according to recommendations provided in section 5 7 Check if the nuts and ...

Page 66: ...tem Conduct test tipping of load box Actuate and check if tailgate control system operates correctly When moving off check if the main brakes operate correctly Perform test drive TIP Operating activities hitching to unhitching from tractor adjustment of draw bar position tipping of load box etc are described in detail in further parts of the Operator s Manual in sections 4 and 5 If during test run...

Page 67: ... are properly inflated In case of doubt carefully check tyre pressure Check technical condition of drawbar eye Check correctness of electrical system operation Check technical condition and completeness of shields and protection devices Install the slow moving vehicle warning sign if the trailer is used on public roads 4 2 HITCHING THE TRAILER TO TRACTOR AND UNHITCHING THE TRAILER FROM TRACTOR The...

Page 68: ...nst accidental unhitching If the agricultural tractor is equipped with an automatic coupler ensure that the hitching operation is completed and that drawbar eye is secured Fold the support and secure it properly If the telescopic support is used raise the support as described in section 4 2 1 and secure it with securing pin 5 figure 4 1 After folding the hydraulic support close the support valve 3...

Page 69: ... conduit Hydraulic brake system conduit is marked according to information decal 6 table 2 1 Connect conduits of the tailgate hydraulic system Connect the conduits to the same section of the tractor hydraulic manifold Conduits of the hydraulic system of the tailgate are marked according to information decal 6 table 2 1 Connect main lead supplying electrical lighting system DANGER When hitching the...

Page 70: ...d socket in the tractor Once the second conduit is connected the brake applying system will switch to normal mode of operation when pressure in the trailer s air tank reaches the proper level the trailer s control valve will automatically switch to the position in which the machine brakes are applied TIP Hydraulic and pneumatic conduits are marked with coloured protective covers which identify the...

Page 71: ...escribed in section 4 2 1 and secure it with securing pin 5 figure 4 1 Turn off tractor engine Ensure that unauthorised persons do not have access to the tractor cab Disconnect hydraulic conduits of tailgate support and tipping system from the tractor Protect conduit ends with caps and place them on the hanger Disconnect electric lead Disconnect pneumatic system conduits and place them in the suit...

Page 72: ...hitch can be set using the telescopic support with mechanical gear figure 4 1 Position C is used for fast rising and lowering the support foot in order to reduce the distance between the support foot and the ground Position B is used for lowering and rising the drawbar of unloaded trailer In position B the support foot 2 moves slowly and a large force is not required to raise the machine drawbar F...

Page 73: ...BOUT LOADING ATTENTION The trailer is also designed for transport of harvested crops and agricultural products volumetric or poured It is permissible to transport other loads timber building materials packed loads on the condition of securing the load box against damage abrasion of paint covering corrosion etc DANGER People or animals must not be carried on the trailer During work keep a safe dist...

Page 74: ...ted materials exert high local pressure on the load box platform it should be protected against damage using thick planks plywood or other materials of similar properties ATTENTION Always aim at distributing the load uniformly in the load box Do NOT exceed the maximum carrying capacity of the trailer specified on the data plate In many cases the use of the entire cargo space is not allowed because...

Page 75: ...hosphate basic slag phosphate potassium sulphate milled lime fertiliser 800 850 1 100 1 200 850 1 440 2 000 2 300 1 200 1 300 1 250 1 300 Building materials cement dry sand wet sand solid bricks hollow bricks stones soft wood hard sawn timber impregnated timber steel structures milled burnt lime cinders gravel 1 200 1 300 1 350 1 650 1 700 2 050 1 500 2 100 1 000 1 200 1 500 2 200 300 450 500 600 ...

Page 76: ...traw in bulk trailer cut dry straw in gathering trailer cut dry straw in stack baled straw lightly crushed baled straw heavily crushed cereal mass in round bales cut cereal mass in bulk trailer cut cereal mass in gathering trailer green fodder in swath cut green fodder in bulk trailer green fodder in gathering trailer fresh beet leaves cut fresh beet leaves beet leaves in gathering trailer 15 25 5...

Page 77: ...ge pit silo hay silage tower silo 170 185 450 650 1 100 1 300 380 410 830 1 000 750 800 350 400 320 600 700 1 000 1 100 1 200 1 350 1 450 650 1 050 550 750 Seeds and grains beans mustard peas lentils runner beans barley clover grass maize wheat oil seed rape linseed lupins oats lucerne rye 750 850 600 700 650 750 750 860 780 870 600 750 700 800 360 500 700 850 720 830 600 750 640 750 700 800 400 5...

Page 78: ...ommended materials to provide sealing of the load box Additionally it is recommended to protect the load with tarpaulin cover It protects the load against spilling during travel being blown away by the wind and also protects load against moisture This is particularly dangerous in the case of bulk materials They may absorb a significant amount of water which may increase the bulk of the load during...

Page 79: ...rovided by the load manufacturer and to observe the instructions for transporting and handling the load Ensure whether during loading work it is necessary to apply additional personal protection masks rubber gloves etc High volume loads High volume loads such as hay round or rectangular bales straw green fodder etc are recommended to be loaded using proper equipment round bale grabs rectangular ba...

Page 80: ...sport packaging contents may not come into contact with load box Therefore ensure the appropriate tightness of containers It is impossible to describe all methods of loading due to the diversity of materials tools means of fixing and securing a load The trailer user must carefully read the regulations concerning road transport and comply with them 4 4 TRANSPORTING LOADS When driving the tractor wi...

Page 81: ...roads the trailer must be marked with a slow moving vehicle warning sign attached to the rear wall of load box if the trailer is the last vehicle in the group While driving on public roads the trailer must be fitted with a certified or authorised reflective warning triangle Comply with all road traffic regulations and keep all road lights and indicator lights clean at all times and ensure they are...

Page 82: ...quipped with hydraulic tipping system and suitable frame structure and the load box allowing tipping to the rear Tipping of the load box is controlled from driver s cab using external tractor hydraulic system selective control valve Unloading trailer is performed in the following sequence tractor with trailer must be placed to drive forwards on flat and hard ground immobilise tractor with parking ...

Page 83: ...box with the lower frame are properly secured Do NOT jerk the trailer forwards if load is bulky or reluctant to pour and does not unload While unloading bulky materials be especially careful Do NOT tip load box on uneven or wet ground and move and jerk trailer during unloading Bulky materials are normally difficult to unload Therefore proceed cautiously and patiently Careless operation of trailer ...

Page 84: ...TENANCE 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 Wheel may be taken off the trailer axle only when the trailer is not loaded Repair work on the wheels or tyres should be carried out by persons trained and entitled to do so This work should be carried out using appropriate tools Inspect...

Page 85: ...should be protected with caps to avoid soiling Do not exceed the trailer s maximum design speed When the trailer is operated all day stop working for a minimum of one hour in the afternoon Adhere to 30 minutes rest for cooling tyres after driving 75 km or after 150 minutes continuous travel depending on which occurs first Avoid potholes sudden manoeuvres or high speeds when turning ...

Page 86: ...Pronar T669XL Pronar T700XL SECTION 4 4 24 ...

Page 87: ...SECTION 5 MAINTENANCE ...

Page 88: ...nt of unauthorised repairs changes to factory settings and other actions which are not regarded as possible for the trailer operator to perform the user shall invalidate the warranty 5 2 MAINTENANCE OF BRAKES AND AXLES 5 2 1 PRELIMINARY INFORMATION Work connected with the repair change or regeneration of axle and brakes elements should be entrusted to specialist establishments having the appropria...

Page 89: ...railer axle Inspection procedures Hitch trailer to tractor and place chocks under trailer wheel Check fixing of cylinder and return springs Engage and release in turn the main brake and then the trailer parking brake Main brake and parking brake should be engaged and released without great resistance and severity Check cylinder movement and correct return of piston to start position The help of a ...

Page 90: ... steel structures of brake shoes is smaller than the minimum value Check brake shoe linings for wear through the inspection opening 2 see Figure 5 1 Check brake shoe linings for wear every 6 months if brakes overheat if brake cylinder piston stroke is significantly longer if there are unusual noises from the drum of wheel axle FIGURE 5 1 Checking brake shoe linings 1 wheel axle drum 2 inspection o...

Page 91: ...e lifting jack must be stably supported on the ground and absorber plate Ensure that trailer shall not move during inspection of axle bearing slackness Preparation procedures Hitch trailer to tractor immobilize tractor with parking brake Park tractor and trailer on hard level ground Tractor must be placed to drive forward Place the wheel chocks under the wheel opposite to the lifted wheel Ensure t...

Page 92: ...e any unusual sounds Moving the wheel try to detect slackness You may use a lever placed under the wheel supporting the other end of the lever on the floor Repeat the procedure for each wheel individually remembering that the jack must be on the side opposite to the chocks FIGURE 5 3 Checking bearings for slackness If slackness is felt adjust bearings Unusual sounds coming from bearing may be symp...

Page 93: ... every 25 000 km 5 2 5 ADJUSTMENT OF SLACKNESS OF WHEEL AXLE BEARINGS The wheel should turn smoothly without stiffness or detectable resistance not originating from abrasion of brake shoes in brake drum Adjustment of bearing slackness may only be conducted when the trailer is hitched to a tractor and the load box is empty Preparation procedures Prepare tractor and trailer for adjustment procedures...

Page 94: ...with rubber or wooden mallet FIGURE 5 4 Adjustment of slackness of axle bearings 1 hub cover 2 castellated nut 3 cotter pin TIP If the wheel is dismounted bearing slackness is easy to check and adjust 5 2 6 MOUNTING AND DISMOUNTING WHEEL INSPECTION OF WHEEL NUT TIGHTENING Dismounting wheel Immobilise trailer with parking brake Place the wheel chocks under the wheel opposite to the dismantled wheel...

Page 95: ...event its sinking into the ground Dismount wheel Wheel mounting TIP Wheel nuts should be tightened using the torque of 450 Nm M22x1 5 nuts Clean axle pins and nuts of contamination Do not grease thread of nuts and pins Check condition of pins and nuts if necessary replace them Place wheel on hub tighten nuts so that wheel rim tightly fits the hub Lower the trailer tighten nuts according to recomme...

Page 96: ...uld be repeated individually if a wheel has been removed from the wheel axle 5 2 7 CHECKING AIR PRESSURE IN TYRES EVALUATING TECHNICAL CONDITION OF TYRES AND STEEL WHEELS Air pressure in tyres should be checked each time after changing a spare wheel and at least once a month In the event of intensive use air pressure in tyres should be checked more frequently During this time the trailer must be u...

Page 97: ...ure in tyres and visual inspection of steel wheels every month of use every week during intensive work 5 2 8 MECHANICAL BRAKES ADJUSTMENT Considerable wear of brake shoe linings results in increased brake cylinder piston stroke and worse braking efficiency TIP Correct brake cylinder piston stroke should be within the range of 25 45 mm During braking the brake cylinder piston stroke should be withi...

Page 98: ...inal position of the cylinder fork pin 7 figure 5 6 5 7 Mounting position depends on the type of the braking system and size of the trailer tires It is selected by the manufacturer and cannot be changed ATTENTION Incorrectly adjusted brake may cause rubbing of brake shoes against brake drums which may lead to faster wear of brake linings and or brake overheating Check technical condition of brakes...

Page 99: ...atic cylinder 5 cylinder piston rod 6 cylinder fork 7 cylinder pin ATTENTION The positions for fixing the brake cylinder in the bracket openings and the brake cylinder pin in the expander arm are determined by the Manufacturer and must not be changed Each time when dismantling the pin or brake cylinder the original fixing position should be marked ...

Page 100: ... cylinder piston rod 6 cylinder fork 7 cylinder pin TABLE 5 1 Operating parameters of cylinders TYPE OF CYLINDER NOMINAL STROKE L MM MINIMUM STROKE Lmin MM MAXIMUM STROKE Lmax MM Pneumatic 75 25 45 Hydraulic 140 25 45 Required maintenance activities Hitch trailer to tractor Turn off tractor engine and remove key from ignition Immobilise tractor with parking brake ...

Page 101: ...ake cylinder bracket A mark on the cylinder piston rod at brake release position B mark on the cylinder piston rod at full braking position C position of arm at brake release position D position of arm at full braking position Make a line A on the brake cylinder piston 1 to indicate the position of the maximum withdrawal of the brake cylinder piston rod when the trailer s brakes are released Press...

Page 102: ...full braking position Measure the distance between lines A and B If the stroke of the brake cylinder piston rod is outside the proper operating range 25 45 mm adjust the expander arm Dismantle brake cylinder fork pin 6 figure 5 8 5 9 Remember or mark the original position of pin 6 in expander arm opening 3 figure 5 8 Check if the brake cylinder piston rod moves freely and within the whole nominal ...

Page 103: ...c cylinder Install the brake cylinder fork pin and washers and secure the pin with cotter pins Rotate adjustment bolt 4 to the right until one or two clicking sounds are heard in the expander arm regulating mechanism Repeat adjustment activities for the other brake cylinder on the same axle Engage the brake Remove previous marks and measure the brake cylinder piston rod stroke again If the brake c...

Page 104: ...ove the shackle 6 Dismantle handbrake cables 2 and 3 FIGURE 5 10 Adjustment of parking brake cable tension 1 brake crank mechanism 2 brake cable I 3 brake cable II 4 brake lever 5 U shaped clamp 6 shackle 7 clamping nuts Clean parking brake components lubricate parking brake crank mechanism and pins of cable guide rollers Install new cables 2 and 3 Install bolts and new securing cotter pins ...

Page 105: ...f cable see figure 5 11 The first clamp should be placed directly on the thimble The first clamp should be placed directly on the thimble FIGURE 5 11 Installing the parking brake cable 1 steel cable 2 clamp jaw 3 thimble 4 nut 5 heat shrink tubing Adjustment of parking brake cable tension Hitch trailer to tractor Park trailer and tractor on level surface Place securing chocks under one trailer whe...

Page 106: ...break is correctly regulated and is functioning properly Checking and or adjustment of parking brake every 12 months if needed 5 3 PNEUMATIC SYSTEM MAINTENANCE 5 3 1 PRELIMINARY INFORMATION Work connected with repair replacement or regeneration of system components brake cylinders conduits control valve braking force regulator etc should be entrusted to specialist establishments having the appropr...

Page 107: ...r in order to supplement air in trailer brake system tank In single conduit systems air pressure should be between 5 8 6 5 bar In double conduit systems air pressure should amount to approx 6 5 bar Turn off tractor engine Check system components by releasing brake pedal in tractor Give particular attention to conduit connections and brake cylinders Repeat the system check with depressed tractor br...

Page 108: ...ttention should additionally be given to technical condition and degree of cleanness of the system components Contact of pneumatic conduit seals etc with oil grease petrol etc may cause damage and accelerate the ageing process Bent permanently deformed cut or worn conduits should be replaced Visual inspection of the system Conduct inspection of system at the same time as when checking tightness AT...

Page 109: ...al direction Depending on trailer working conditions but not less than once in three months take out and clean air filter elements which are located in pneumatic system connection conduits Filter elements are reusable and are not subject to change unless they are mechanically damaged Required maintenance activities Reduce pressure in supply conduit Reduction of pressure in conduit may be achieved ...

Page 110: ...g the air filter filters every 3 months of use 5 3 4 DRAINING WATER FROM AIR TANK Required maintenance activities Tilt drain valve stem 1 located in the lower part of tank 2 The compressed air in the tank causes the removal of water to the exterior Released valve stem should automatically close and stop flow of air from the tank Draining water from air tank after each week of use If the valve stem...

Page 111: ...DANGER Release air from the air tank before dismantling drain valve Required maintenance activities Completely reduce pressure in air tank Reduction of pressure in tank is achieved by tilting the drain valve stem Unscrew valve Clean valve blow with compressed air Change copper seal Screw in valve fill tank with air and check tank tightness ...

Page 112: ...the tractor connections should be protected by covers or placed in their designated sockets Before the winter period it is recommended to preserve the seal with special preparations e g silicon grease for rubber elements Each time before hitching the machine inspect technical condition and cleanness of connectors and sockets in tractor If necessary clean or repair tractor sockets Inspecting traile...

Page 113: ...air continues to escape replace fittings with new ones FIGURE 5 14 Installation of pneumatic conduit 1 pneumatic conduit 2 connecting nut 3 clamping ring 4 reinforcing sleeve TABLE 5 2 Tightening torques for pneumatic system fittings PART NAME THREAD TIGHTENING TORQUE NM M12x1 5 24 M14x1 5 30 M16x1 5 35 M18x1 5 36 Pneumatic system fittings M22x1 5 40 ...

Page 114: ...raulic connections DANGER Do NOT tip trailer with unreliable hydraulic tipping system Do NOT use the trailer if the hydraulic system of the support is unreliable Do NOT use the trailer if hydraulic brake system is unreliable Do NOT use the trailer if hydraulic tailgate system is unreliable 5 4 2 CHECKING HYDRAULIC SYSTEM TIGHTNESS Required maintenance activities Hitch trailer to tractor Connect al...

Page 115: ...n brake cylinders do NOT use trailer with damaged system until faults are remedied Checking tightness after the first week of use every 12 months of use 5 4 3 CHECKING TECHNICAL CONDITION OF HYDRAULIC CONNECTIONS AND SOCKETS Hydraulic connections for connecting with the tractor and sockets designed for connecting the second trailer must be in good working condition and kept clean Each time before ...

Page 116: ...nd qualifications for this type of work The responsibilities of the user are limited to technical inspection of electrical system and reflectors changing bulbs if lamps are equipped with bulbs ATTENTION Do NOT travel with out of order lighting system Damaged lamp lenses and burned out bulbs must be replaced immediately before travelling Lost or damaged reflective lights must be replaced Required m...

Page 117: ...n LED lights are maintenance free If the trailer is equipped with rear lamps with bulbs it may be necessary to change the bulbs Compatible bulbs are shown in table 5 3 TABLE 5 3 List of bulbs LAMP LAMP TYPE BULB QUANTITY IN 1 LAMP NUMBER OF LAMPS Rear left lamp assembly WE 549L R10W 1 pc P21W 2 pcs 1 Rear right lamp assembly WE 549P R10W 1 pc P21W 2 pcs 1 5 6 TRAILER LUBRICATION Trailer lubricatio...

Page 118: ... sleeve 6 A 3M 4 Parabolic leaf springs 4 C 6M 5 Socket for installation of tipping ram and cylinder suspension 4 B 1M 6 Tipping cylinder ball bearing 1 B 3M 7 Parking brake mechanism 1 A 6M 8 Leaf spring sliding surface 8 A 3M 9 Drawbar pin 1 A 3M 10 Tipping pin 2 B 3M 11 Brake expander arm 4 A 3M 12 Telescopic support 2 A 3M 13 Lower bearing of tailgate cylinder 4 A 3M 14 Upper bearing of tailga...

Page 119: ... individual leaf spring plates Absorber plates should be lubricated using an agent having both anticorrosion and lubricating properties it is recommended to apply on outer leaf spring surfaces very thin layer of lithium or lime alkali grease For this purpose silicone aerosol preparation for lubricating guides locks etc see table can be also used Sliding surface of leaf spring and leaf spring pin s...

Page 120: ...Pronar T669XL Pronar T700XL SECTION 5 5 34 FIGURE 5 15 Trailer s lubrication points ...

Page 121: ...ral purpose grease lithium calcium grease B permanent grease for heavily loaded elements with addition of MOS2 or graphite C anticorrosion preparation in aerosol D ordinary machine oil silicon grease in aerosol Change of grease in hub bearings should be entrusted to specialised service points equipped with the appropriate tools According to the recommendations of the axle ...

Page 122: ...he user is obliged to observe lubrication instructions according to attached lubrication schedule 5 7 MAINTENANCE OF SUSPENSION SYSTEM Maintenance of the suspension system includes checking technical condition of such elements as suspension springs rods rocker arms U bolts and other connecting elements of suspension components The scope of the suspension system maintenance includes also periodic l...

Page 123: ...intenance schedule FREQUENCY MAINTENANCE ACTIVITIES Tighten all nuts of the axle fixing bolts item 2 using recommended tightening torque specified in table 5 8 The nuts should be tightened diagonally After the first travel with load Before intensive work or every 6 months Tighten all bolt and nut connections of the suspension system suspension spring stirrups rocker arm pins suspension spring pins...

Page 124: ... damaged element 5 8 CONSUMABLES 5 8 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 Application of different oil types may cause damage to trailer or tractor In a new machine the...

Page 125: ... may be released Oil fires should be quenched with the use of carbon dioxide foam or steam extinguishers Do not use water to quench oil fires 5 8 2 LUBRICANTS For parts under great load it is recommended to apply lithium grease with molybdenum disulphide MOS2 or graphite additive In the case of less loaded sub assemblies the application of general purpose machine greases is recommended which conta...

Page 126: ...trical connections information and warning decals identification plates conduit connections spring leaves and lubrication points etc Great water jet pressure may cause mechanical damage to these elements For cleaning and maintenance of plastic coated surfaces it is recommended to use clean water or special preparations designed for this purpose Do not apply organic solvents preparations of unknown...

Page 127: ...d wash trailer in a place designed for this purpose Washing and drying trailer must take place at temperatures above 0 C After washing and drying trailer should be greased at all control points regardless of previous date of lubrication 5 10 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...

Page 128: ...pressure in tyres should be inspected from time to time and if necessary pressure should be increased to appropriate value If trailer is equipped with tarpaulin cover it should be carefully washed and dried If possible clean tarpaulin cover should be stored unrolled otherwise carefully roll it without folding and breaking the material 5 11 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS TABLE 5 8 T...

Page 129: ...ler tyres and the height of the tractor hitch to which the trailer will be coupled The height should be set in such a manner as to ensure that the trailer hitched to the tractor is level Empty trailer may be slightly tilted forwards from the level about 50mm In order to adjust the drawbar position perform the following activities immobilise trailer with parking brake prevent the trailer from rolli...

Page 130: ...propriate manifold lever in the tractor cab Set the drawbar height in such a manner as to align the openings in the spring guide 4 in the lower frame with the openings in the spring fixing plate 5 The trailer design makes it possible to set the drawbar in 4 different heights When the drawbar height is set install bolt and nut connections 3 and tighten them using tightening torque according to tabl...

Page 131: ...t if needed Damaged bearing Replace bearings Noise in axle hubs Damaged hub parts Replace Poor reliability of braking system Insufficient pressure in the system Check pressure on tractor pressure gauge wait till compressor fills tank to required pressure Damaged air compressor in tractor Repair or replace Damaged brake valve in tractor Repair or replace Leaking system conduits or connections Check...

Page 132: ...d cylinder Check cylinder piston rod bending corrosion check cylinder for tightness cylinder rod seal if necessary repair or replace the cylinder Excessive cylinder loading Check mechanism controlled by cylinder for mechanical damage Incorrect hydraulic system operation Damaged hydraulic conduits Check and ascertain that hydraulic conduits are tight not fractured and properly tightened If necessar...

Page 133: ...NOTES ...

Page 134: ... ...

Page 135: ... 171A8 Wheel 560 60 22 5 16PR 161D Wheel 600 55R22 5 16PR 169A8 Wheel 600 50R22 5 170A8 Wheel 620 50R22 5 172A8 Wheel 650 50R22 5 175A8 Wheel rim 11 75x22 5 ET 30 Wheel rim 14 00x22 5 ET 30 Wheel rim 16 00x22 5 ET 30 Wheel rim 16 00x22 5 ET 30 Wheel rim 20 00x22 5 ET 40 Wheel rim 20 00x22 5 ET 40 Wheel rim 20 00x22 5 ET 40 Wheel rim 20 00x22 5 ET 40 ...

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Summary of Contents for T669XL

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PRONAR T669XL, Operator'S Manual, Page: 91 / 135

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Summary of Contents for T669XL

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