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PRONAR PWP900 

SECTION 4 

4.4 

4.2

 

HITCHING THE ROTARY TEDDER TO AGRICULTURAL 

TRACTOR 

 

FIGURE 4.1 

Hitching the rotary tedder to tractor 

(1),  (2)  lower  three  point  linkage pins,  (3) upper  securing  pin,  (4)  support,  (5)  locking  cotter 

pin, (6) tipping cylinders hydraulic conduits, (7) tractor quick couplers, (8) PTO shaft, (A), (B) 

lower links of three point linkage, (C) top link of three point linkage  

ATTENTION 

 

Before using the rotary tedder, the user must carefully read the tractor operator's manual. 
Comply with the recommendations relating to linkage and mounting points. 

 

DANGER 

 

When hitching, there must be nobody between the machine and the tractor. 
Exercise caution when hitching the machine. 

 

The  rotary  tedder  can  be  hitched  to  a  tractor  that  meets  the  requirements  contained  in 

TABLE 1.1 REQUIREMENTS FOR AGRICULTURAL TRACTOR. 

Summary of Contents for PWP900

Page 1: ...phone 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 OPERATOR S MANUAL ROTARY TEDDER PRONAR PWP900 TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL EDITION 1A 06 2017 PUBLICATION NO 547N 00000000 UM ...

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Page 3: ...ROTARY TEDDER PRONAR PWP900 MACHINE IDENTIFICATION SYMBOL TYPE SERIAL NUMBER ...

Page 4: ...ocumentation Before using the machine the user must carefully read this Operator s Manual and observe all recommendations This guarantees safe operation and ensures failure 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 PWP900 rotary tedder If the informati...

Page 5: ... and also preceded by the word ATTENTION 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 Operator s Manual is marked with the pictogram Additional tips and advice for machine operation are marked with the sign and also prece...

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Page 9: ...LES 2 2 2 1 1 USE OF MACHINE 2 2 2 1 2 HITCHING AND UNHITCHING FROM CARRYING VEHICLE 2 3 2 1 3 HYDRAULIC SYSTEM 2 3 2 1 4 TRANSPORTING THE MACHINE 2 4 2 1 5 MAINTENANCE 2 5 2 1 6 ROTARY TEDDER OPERATION 2 6 2 1 7 OPERATION OF PTO SHAFT 2 7 2 2 RESIDUAL RISK 2 9 2 3 INFORMATION AND WARNING DECALS 2 10 3 DESIGN AND OPERATION 3 1 3 1 TECHNICAL SPECIFICATION 3 2 3 2 DESIGN AND OPERATION 3 3 3 3 HITCHI...

Page 10: ...EDDER IN WORKING POSITION 4 11 4 4 2 WORKING POSITION ADJUSTMENT 4 14 4 4 3 TEDDER OPERATION 4 16 4 5 UNHITCHING THE ROTARY TEDDER FROM THE TRACTOR 4 19 5 MAINTENANCE 5 1 5 1 TECHNICAL INSPECTION 5 2 5 2 CHECKING AND REPLACEMENT OF SPRINGTINES 5 3 5 3 OPERATION OF MAIN TRANSMISSION 5 4 5 4 HYDRAULIC SYSTEM OPERATION 5 6 5 5 LUBRICATION 5 8 5 6 TIGHTENING BOLT CONNECTIONS 5 11 5 7 STORAGE 5 12 5 8 ...

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

Page 12: ...the machine 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 MANUAL The meanings of the individual fields found on the data plate FIGURE 1 1 are presented in the table below A machine name B machine type symbol C serial number D year of manufacture E gross weight kg F Quality control stamp G machine name na...

Page 13: ...y tedder must not be used for purposes other than those for which it is intended in particular for transporting people and animals for transport of whatever materials or objects Using it as intended involves all actions connected with the safe and proper operation and maintenance of the machine Due to the above the user is obliged to carefully read the OPERATOR S MANUAL and comply with its recomme...

Page 14: ...e machine may only be used by persons who are familiar with the contents of this publication and with the contents of the agricultural tractor Operator s Manual have been trained in the rotary tedder operation and work safety have the required authorisation to drive and are familiar with the road traffic regulations and transport regulations Repairs to the machine shall only be made by qualified p...

Page 15: ... S MANUAL Defects discovered during the warranty period will be removed by the Warranty Service The repair period is specified in the Warranty Book The warranty does not cover 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 tyres spring tine fingers bearings T...

Page 16: ...sent 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 1 5 TRANSPORT The rotary tedder is ready for sale completely assembled and does not require packing Packing is only required for the machine s technical documentation and any extra fittings ATTENTION Before...

Page 17: ... lugs 4 and central connection pin 5 Securing point is marked with information decal During reloading and transport the tedder should be set in working position i e the right 1 and left 2 modules of the tedder and it supports 3 should be lowered In the event that cable or strap of transloading equipment may be caught by protruding machine elements placed in transport position dismantle them When r...

Page 18: ...PRONAR PWP900 SECTION 1 1 8 FIGURE 1 2 Working position and attachment points of the rotary tedder during loading ...

Page 19: ... sharp edges should be placed under the wheels of the tedder to prevent it from rolling The chocks must be fixed to the platform of the vehicle Exercise due caution when lifting the machine During reloading work particular care should be taken not to damage parts of the tedder s fittings or the paint coat ATTENTION Nobody may be in the maneuvering zone when moving the rotary tedder to other means ...

Page 20: ...ich has been used up or is unsuitable for further use owing to loss of its properties should be stored in its original packaging in the conditions described above 1 7 WITHDRAWAL FROM USE In the event of decision by the user to withdraw the machine from use comply with the regulations in force in the given country concerning withdrawal from use and recycling of machines withdrawn from use Before pr...

Page 21: ...SECTION 2 SAFETY ADVICE ...

Page 22: ...nce of residual risk and for this reason the fundamental basis for using this machine 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 Ma...

Page 23: ...e tedder and the tractor Do NOT unhitch the tedder from the tractor when the tedder is not supported on wheels and parking stands Exercise caution when unhitching the machine Hitching and unhitching may be performed only when the machine s drive and the tractor s engine are turned off and the tractor is immobilised The tedder unhitched from tractor must be supported on stable and level ground usin...

Page 24: ...ly qualified persons 2 1 4 TRANSPORTING THE MACHINE When driving on public roads comply with the road traffic regulations in force in the country in which the machine is used Do not exceed the permitted speed arising from road conditions and design limitations Adjust travel speed to the prevailing road conditions and other limitations arising from road traffic regulations limits Before beginning t...

Page 25: ...il resistant gloves and protective goggles Any modification to the machine frees the manufacturer from any responsibility for damage or detriment to health which may arise as a result Before undertaking any work on the machine switch off the tractor engine and wait until all rotating parts of the machine come to a stop Regularly check the technical condition of the safety devices and correct tight...

Page 26: ...fire the machine must be kept in a clean condition When working on the tyres chocks or other objects without sharp edges should be placed under the wheels of the tedder to prevent it from rolling 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 Check the tyre pressure regularly The paint coatin...

Page 27: ...make certain that the PTO rotation direction is correct Do NOT leave the tractor cab when the machine drive is engaged Do NOT stand within the rotary tedder s working zone Do NOT operate the rotary tedder while reversing While reversing and during turns the tedder drive must be disengaged While tedding apply working speed recommendations 2 1 7 OPERATION OF PTO SHAFT While reversing and during turn...

Page 28: ...e shaft must be equipped with a cover Do NOT use the shaft with damaged or missing guards After connecting shaft ensure that it is correctly and safely connected to the tractor and to the tedder Before starting PTO shaft make certain that the PTO rotation direction is correct Before disconnecting the shaft turn off the tractor engine and remove the key from the ignition Do NOT wear loose clothing ...

Page 29: ...thin the zones while the machine is operating operation of the machine by persons under the influence of alcohol cleaning maintenance and technical checks when tractor is connected and engine is running using unreliable PTO shaft The residual risk may be kept to a minimum by following the recommendations below operate the machine in prudent and unhurried manner reasonably apply all the remarks and...

Page 30: ...e clear and legible 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 During machine cleaning do not use solvents which may damage the coating of information label stickers and do not subj...

Page 31: ...s ITEM DECAL MEANING 1 Before starting work carefully read the Operator s Manual 2 Before beginning servicing or repairs turn off engine and remove key from ignition 3 Danger associated with the rotating PTO shaft 4 Maximum allowable PTO shaft rotation speed is 540 rpm ...

Page 32: ...er of being struck by rotating elements of the machine Keep a safe distance from raking assembly 7 Risk of injury when machine is being arranged in transport or working position 8 Thrown out objects endanger the whole body Keep a safe distance from machine when tedder is in operation 9 Transport lug points marking 10 Lubrication points 11 Machine type ...

Page 33: ...SECTION 3 DESIGN AND OPERATION ...

Page 34: ... of rotor transmission maintenance free lubricated with grease Type of mounting attachment active shock absorbing Tyres Tyre 16 x 6 5 8 6PR Air pressure in the tyres kPa 200 Other information Adjustment of rotor inclination Manual adjustment each wheel adjusted separately within the range of 13 19 Limited tedding to prevent tedding to a neighbouring field After manual setting of wheels each wheel ...

Page 35: ...SECTION 3 PRONAR PWP900 3 3 3 2 DESIGN AND OPERATION FIGURE 3 1 General design ...

Page 36: ... They are raised and lowered using the hydraulic tipping cylinders 7 and locked in transport position using the mechanical lock 15 The mechanical lock is released by pulling the release cable 2 Hydraulic cylinders are operated with the aid of the tractor s hydraulic system Each of the rotors has six working arms 11 Each of the arms is equipped with one pair of spring tines 12 for tedding the swath...

Page 37: ...de of the rotary tedder FIGURE 3 2 Hitching system 1 2 lower securing pins three point linkage category II 3 4 lower securing pins three point linkage category I 5 upper securing pin 6 7 locking linchpins 8 shock absorber bar 9 absorber spring 10 ball and socket joint 11 sleeve 12 absorber joints A B C upper pin securing socket ...

Page 38: ...ed through the transfer shafts placed on the frame to individual tedder rotors 3 placed along the bearing frame The rotor design assures backward rotation of individual rotors which enables the rotation of neighbouring arms without interference and even spread of the tedded material FIGURE 3 3 Tedding operation principle 1 PTO shaft 2 main transmission 3 rotor A swath tedding phase ...

Page 39: ...SECTION 4 CORRECT USE ...

Page 40: ...d prepare it for test start up In order to do this the user must carefully read this Operator s Manual and observe all recommendations understand the design and the principle of machine operation check the condition of protective paint coat inspect machine s individual components for mechanical damage resulting from incorrect transport dents piercing bent or broken components Check all the lubrica...

Page 41: ... no load should be smooth Shaking of tedding mechanism and whole machine is not acceptable nor is changed noise and vibrations coming from loose nut and bolt connections After stopping tedder check the mounting of tedding springtines and rotor arms Check that the gear oil does not leak from the main transmission DANGER Before using the tedder the user must carefully read this operator s manual Car...

Page 42: ...B lower links of three point linkage C top link of three point linkage ATTENTION Before using the rotary tedder the user must carefully read the tractor operator s manual Comply with the recommendations relating to linkage and mounting points DANGER When hitching there must be nobody between the machine and the tractor Exercise caution when hitching the machine The rotary tedder can be hitched to ...

Page 43: ... ATTENTION The lower links must be at identical height If not the tedder shall be tilted to the left or right side which will interfere with the machine s operation Appropriate adjustment is made with the aid of the tractor lower three point linkage suspender rods Unlock the tractor s top link and connect it with the tedder s pin 3 and lock with a cotter pin Connect the tractor s rear PTO with the...

Page 44: ...e tedder s left and right support 4 and secure with cotter pins FIGURE 4 2 PTO shaft with overload protection clutch 1 PTO shaft 2 overload clutch The tedder is equipped with the appropriately selected PTO shaft with overload clutch FIGURE 4 2 which prevents damage to tedder or tractor Torque value for shaft is set in the factory by the Manufacturer and may not be changed by the user Change of ove...

Page 45: ...cting the PTO shaft check technical condition of shaft guards completeness and condition of protecting chains and general technical condition of PTO shaft Multisplined ends are appropriately marked so it is clear which end should be connected to the tractor ...

Page 46: ...in which the machine is used Before driving on public roads check if all the warning plates on the tedder are properly mounted and visible The tedder may not be used or transported in conditions of limited visibility FIGURE 4 3 Transport position of the tedder 1 right tipping modules of the rotary tedder 2 left tipping modules of the rotary tedder 3 warning plates For the transport travel to the w...

Page 47: ...eels Immobilise tractor with parking brake FIGURE 4 4 Setting the tedder in the transport position 1 valve of tipping cylinders 2 mechanical lock of cylinders A OPENED position B CLOSED position Sitting in tractor operator s position slowly set the hydraulic manifold lever in the position of RISING the tipping cylinders of the tedder s right and left side modules ...

Page 48: ...During transport the PTO shaft should be disconnected from the tractor PTO shaft Raise the tedder above the ground using the three point linkage to the height suitable for transporting the tedder DANGER When preparing the tedder to transport check if the mechanical interlocks of the tipping cylinders are properly engaged and if the hydraulic valve of these cylinders is in CLOSED position DANGER Th...

Page 49: ... extended side rotors 4 4 1 SETTING THE TEDDER IN WORKING POSITION DANGER Setting from transport position to working position should only be conducted on level and stable surface Ensure that no one is within reach of tedder rotor arms in the tedder arm tipping area FIGURE 4 5 Tedder working position In order to set the tedder from transport position to working position FIGURE 4 5 proceed as follow...

Page 50: ...inders for tipping the tedder s modules in OPENED position Sitting in tractor operator s position briefly set lever of hydraulic selective control valve in LIFTING position simultaneously pulling and holding the cable 2 releasing the lock mechanism 3 of right and left external rotor hydraulic arm cylinders After releasing cylinders lock slowly set tractor hydraulic selective control valve lever in...

Page 51: ... of hydraulic cylinders of left and right rotors arms should be maximally extended FIGURE 4 7 Set vibration absorber in working position 1 shock absorber 2 cotter pin A shock absorber in locked position B shock absorber in unlocked position Take out locking cotter pins in order to unlock the tedder s right and left shock absorbers 2 FIGURE 4 7 ...

Page 52: ...to the left or the right side This must be done before connecting tedder to the tractor ATTENTION Read the instructions on adjustment of the three point linkage which are part of the tractor operator s manual FIGURE 4 8 Work with tedder rotor inclination angle spreading angle α spreading angle A large spreading angle B small spreading angle C normal spreading angle D sleeve setting in openings DAN...

Page 53: ...nt it falling insert the wheel locking pins into proper openings to set the required inclination angle A B or C FIGURE 4 8 and secure them with cotter pins lower machine onto jockey wheels Springtines should lightly touch the ground Selection of height and inclination angle of rotors depends on the volume of the cut swath swath moisture speed of tedding and condition of field surface If springtine...

Page 54: ...ow engine speed and then gradually increase the speed until PTO speed of 540 rpm is reached When the proper speed of the tractor PTO shaft is reached one may commence work During operation the tractor operator must ensure proper visibility of the machine and work area so that the operator can see obstacles and possible dangers in the route of the working tedder Recommended working speed is 10 km h...

Page 55: ... PRONAR PWP900 4 17 FIGURE 4 9 Tedder operation tedding along the field edge 1 wheel tilt adjustment bracket 2 locking pin 3 cotter pin A tedding to the centre B tedding right side edge C tedding left side edge ...

Page 56: ...edding along the left side field edge all the wheels should be tilted to the left C When tedding in the middle of the field all the wheels should set be in the central position A Before setting the wheels raise the machine to the minimum required height and take out the pin 2 locking the wheel in the desired position When turning or reversing disengage the tractor PTO drive and raise the tedder on...

Page 57: ...ve key from ignition immobilize the tractor and prevent it from moving lower the tedder s left and right supports 4 and secure them with cotter pins disconnect the PTO shaft 8 disconnect the tedder s hydraulic conduit 6 from the quick coupler on the tractor disconnect the top link C of the tractor three point linkage from the upper fixing point 3 of the tedder hitching system disconnect the lower ...

Page 58: ...PRONAR PWP900 SECTION 4 4 20 ...

Page 59: ...SECTION 5 MAINTENANCE ...

Page 60: ...essary inflate the tyres up to recommend pressure Technical condition of the tedder s hydraulic system For details please refer to section 5 4 HYDRAULIC SYSTEM OPERATION Check lubricating oil level in main transmission Check according to section 5 3 OPERATION OF MAIN TRANSMISSION Check if all main nut and bolt connections are properly tightened Torque values should be according to Table 5 3 Correc...

Page 61: ...ave access to the tractor FIGURE 5 1 Changing springtines 1 springtine 2 self locking nut 3 washer 4 mounting element 5 bolt securing springtime to arm 6 rotor arm 7 bolts securing arm to rotor R rotor rotation direction In order to dismantle springtines unscrew nut 2 dismantle securing element 4 and bolt 5 remove damaged springtine 1 from arm 6 and mount new springtine insert bolt 5 and mounting ...

Page 62: ...ange or topping up gear oil In the event of damage to transmission contact authorised service point in order to perform repairs First oil change must be made after the first 50 hours worked The next oil change should be made after 500 hours of tedder work or once a year Most suitable time for changing gear oil is when preparing for first fieldwork The quantity of oil necessary to fill the reductio...

Page 63: ...n drain opening 2 tighten inspection drain plug 2 tighten filler plug 1 The first oil change should be made after 50 hours of tedder work and the next change should be after 500 hours or once a year If a leak is noticed carefully inspect seals and check oil level Operation of the gear with insufficient amount of oil may cause permanent damage to the gear mechanism Repair of the gear during warrant...

Page 64: ...raulic cylinder body check origin of leak Minimum leaks are permissible with symptoms of sweating however in the event of noticing leaks in the form of droplets stop using the machine until faults are remedied In the event oil leak is detected in hydraulic line connections tighten the connections and if this does not remedy the problem replace the leaking hydraulic line or connection Always exchan...

Page 65: ...sed oil vapour or in the case of fire during which toxic compounds may be released Oil fires should be quenched with the use of carbon dioxide CO2 foam or extinguisher steam Do NOT use water for fire extinguishing Spilt oil should be immediately collected and placed in a marked tight container Used oil should be taken to the appropriate facility dealing with recycling or regeneration of oils ...

Page 66: ...ntial to keep individual machine elements clean Grease all grease nipples located on the machine in places marked with the lubrication pictogram These places are shown in Figure 5 3 and specified in Table 5 2 Machine lubrication should be performed with the aid of a manually or foot operated grease gun filled with generally available grease Before commencing lubrication insofar as is possible remo...

Page 67: ...SECTION 5 PRONAR PWP900 5 9 FIGURE 5 3 Positions of the tedder s lubrication points ...

Page 68: ...NT 20 hours 6 Articulations of rotors drive shaft 2 PERMANENT 20 hours 7 Runner wheel bracket axis 8 PERMANENT 20 hours 8 Runner wheel rotation axle 8 PERMANENT 20 hours 9 Runner wheel bracket axis 8 PERMANENT 20 hours 10 Axles of strings 8 PERMANENT 20 hours 11 PTO shaft ATTENTION Description of markings in Item column in Table 5 2 conforms with numbering shown in Figure 5 3 PTO shaft lubrication...

Page 69: ...s apply to non greased steel bolts ATTENTION Should it be necessary to change individual parts use only original parts or those indicated by the Manufacturer Non adherence to these requirements may put the user and other people s health and life at risk and also cause damage to the machine TABLE 5 3 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS 5 8 8 8 10 9 THREAD DIAMETER mm TIGHTENING TORQUE Nm...

Page 70: ...y be stored with the side rotor modules unfolded to working position to prevent danger of tipping over If the tedder will not be used for a long time it is essential to protect it from adverse weather especially rust and accelerated tyre deterioration Cylinder pistons should be cleaned and conserved with grease Lubricate tedder according to the instructions provided In the event of a prolonged wor...

Page 71: ... of order Check condition of tractor hydraulic system Damaged rotors drive shaft Check shaft if necessary replace Excessive vibration during work Damaged PTO shaft Check shaft if necessary replace Incorrect oil level Check oil level Excessive heating of bevel gear Damaged bearing Repair at an authorised service point Damaged rotors drive shaft Check shaft if necessary replace Damaged PTO shaft Che...

Page 72: ...PRONAR PWP900 SECTION 5 5 14 ...

Page 73: ...NOTES ...

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