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Nr. 675-2 USA

Rotary tedder

KWT 7.70 / 6 x 7
KWT 8.50 / 8
KWT 8.80 / 8
KWT 10.50 / 8 x 7

Operating Instructions

(from machine no. 506 500)

Summary of Contents for KWT 10.50/8x7

Page 1: ...Nr 675 2 USA Rotary tedder KWT 7 70 6 x 7 KWT 8 50 8 KWT 8 80 8 KWT 10 50 8 x 7 Operating Instructions from machine no 506 500 ...

Page 2: ......

Page 3: ...nd technical information in the operating instructions represent the latest status at the date of publication The company reserves the right to make constructional alterations at any time and without prior notice or obligation You will find this symbol at various points in the operating instructions It gives special handling instructions which should be particularly observed in the use of the mach...

Page 4: ...6 Removing the rotary tedder 18 3 Adjustments 3 1 Adjusting the swather disc spreading angle 19 3 2 Swather disc height adjustment 20 3 3 Swather disc ground adjustment 21 3 4 Edge spreading mechanism 22 3 5 Tine adjustment 22 4 Service and maintenance 4 1 General 23 4 2 Hydraulics 24 4 3 Gears 26 4 4 Tyres 26 4 5 Lubrication points on the rotary tedders 26 5 Winter storage 5 1 General 29 6 Puttin...

Page 5: ...sembling the swather disc arms to the swather disk plate 34 3 Assembling the tandem axles and undercarriage wheels 35 4 Assembling the protective frames and lights 37 4 1 Assembly for the KWT 7 70 6 x 7 KWT 8 80 8 37 4 2 Assembly for the KWT 850 8 and 1050 8 x 7 38 ...

Page 6: ...more flexibility in steering and braking 20 When turning remember to take account of the wide load and or the greater weight of the equipment 21 Only switch on equipment when all protective devices are fitted and in protection position 2 Safety and Accident Prevention Regulations 1 Take note of both the regulations in these operating instructions and also the general safety and accident prevention...

Page 7: ...e sure to turn off the power take off shaft and the engine and remove the ignition key 5 When using P T O shafts with overload or free wheel clutches that are not covered by the guards on the tractor the overload or free wheel clutches must be fixed on the implement side 6 Always ensure correct assembly and guarding of the P T O shaft 7 Protect the P T O shaft guard from rotating with the shaft by...

Page 8: ...raulic system make sure that all pressure has been released from the hydraulics of both the tractor and the implement 6 Maintenance 1 Repair maintenance and cleaning work and the correction of malfunctions must always be carried out only when the drive is turned off and the engine is at astandstill Removetheignitionkey Applytheparking brake 2 Nutsandboltsmustbecheckedregularlyfortightness and tigh...

Page 9: ... 6 6 7 Area covered approx ha h 7 7 8 5 8 7 10 5 Width in transport position mm 2980 2980 2980 2980 Height in transport position mm 3800 3700 3650 3900 Power consumption KW PS 37 50 37 50 37 50 37 50 PTO shaft speed max rpm 540 540 540 540 Weight kg 1050 1200 1200 1500 Tyres for all types 16 6 50 x 8 Tyresforundercarriage 7 00 12 Edge spreading mechanism hydr standardequipment Spreading angle adju...

Page 10: ...es on the machine indicating these remaining dangers We have given these danger notices in the form of warning signs You will find important notes on the positioning of these danger signs and their meaning denotations below Familiarise yourself with the meaning of the warning signs The text beside them and their location on the machine indicate the machine s particularly dangerous areas 1 2 Positi...

Page 11: ...pace of the operating equipment while the deployment arms are being folded down Accumulator is under gas and oil pressure Repairs can be carried out only in connection with replacement of the complete unit 6 Order No 942 196 1 4x Never reach into the danger zone between the three point frame and the carrier bar of the rotary tedder while any parts located there can still move by themselves 7 Order...

Page 12: ...942205 1 2x KWT10 50 3 939532 0 1x 4 939533 0 1x 5 939278 1 1x 6 942067 1 2x 8 942107 1 8x 10x 9 924569 0 4x 939534 0 1x 10 11 939138 2 3x 12 939139 1 3x 13 942085 0 1x 15 939172 3 1x 1x KWT 8 80 8 2x 1 5 bar 7 939170 1 2x 2 0 bar 16 942302 0 1x only for KWT 8 80 8 Traktor Steuerventil Schwimmstellung Vanne pilote du tracteur position flottante Tractor operation valve float position Valvola di com...

Page 13: ...nally or come into contact with the tractor wheels Danger of accidents No one should be standing between the tractor and the rotary tedder during raising or lowering operations Great risk of injury When activating the hydraulics make sure that no one is standing in the swivel space of the outer swather disc and the chassis Danger of accidents Before switching on the PTO shaft ensure that no one is...

Page 14: ... PTO shaft stub 1 of the rotary tedder 2 2 Attachment to the tractor Couple the lower link arms 3 to the rotary tedder Raise the lower link arms slightly Pull out the spring pin 1 Remove the support 2 Move the jack stand 4 back Secure the actuating cable on the transport locking device to the tractor KWT 0 005 2 1 3 4 KWT 0 001 2 1 KWT 0 004 1 2 3 Observe the marking arrow and tractor on the PTO s...

Page 15: ...e half 1 and 2 each to the tractor and the machine Move the rotary tedder to the smallest position for the PTO shaft Measure both halves against one another For further instructions please see the operating instructions from the PTO shaft manufacturer Hydraulics CAUTION The hydraulics on the tractor and on the machine must be depressurised during attachment Remove the control unit 1 from the machi...

Page 16: ...quipment is functioning correctly Replace damaged warning plates immediately 2 3 Warning and protective equipment Front warning plates 1 Rear warning plates 2 2 4 Working position KWT 0 010 1 2 KWT 0 011 2 1 Only for KWT 7 70 6x7 KWT 8 80 8 and 10 50 8x7 Move the undercarriage wheel 2 on the second swather disc forward into working position Secure with the bolt 1 and linch pin KWT 0 014 2 1 NOTE O...

Page 17: ...afety device KWT 7 70 6x7 KWT 8 50 8 and 10 50 8x7 Pressurise the hydraulic cylinder to release the locking device 1 Pull the actuating cord 2 and hold to lift up the locking device Slowly release the pressure from the hydraulic cylinder The outer swather discs are lowered KWT 0 016 1 2 2 2 KWT 0 013 KW 4 001 1 KWT 8 80 8 Open the shut off valve 1 and actuate the double acting control valve on the...

Page 18: ...y pressurising the hydraulic cylinder on chassis Swing out the chassis as far as it will go Close the control valve 1 Open the control valve 2 Actuate the control valve on the tractor thereby lifting off the outer swather discs Close the control valve 2 2 KWT 0 013 2 KWT 0 017 1 Raising the transport wheels Close the control valve 2 Open the control valve 1 Actuate the control valve on the tractor...

Page 19: ...8x7 Before raising the rear hydraulics check that the rear window of the tractor cabin is closed Otherwise the protective frame could cause damage KW 4 001 1 Attach the lighting system Check that the lights work KWT 8 80 8 Lift outer swather disks until the cylinders have travelled completely inward Close shut off valve 1 The swather disk arms are secured in transport position with hydraulic stop ...

Page 20: ...ol unit 1 to support 4 Store connecting hose 2 on support 3 NOTE Release pressure form the hydraulic system at the side of both tractor and machine After detaching the rotary tedder stop the engine Remove the ignition key and secure the tractor with wheel chocks Detach drive shaft 2 from the tractor p t o slide sections together and store the shaft on support 1 KWT 0 019 2 1 3 a 4 KWT 0 021 4 3 2 ...

Page 21: ...ure with the linch pin KW 0 019 2 1 3 high throwing distance long crop better spreading with cut swaths wilted silage fodder with more than 40 moisture content CAUTION The swather disc tines spreading angle should be adjusted according to the conditions of the crop Adjustment is carried out on the undercarriage wheels on the rotary tedder 3 1 Adjusting the swather disc spreading angle Basic rules ...

Page 22: ...ading direction I in angle Undercarriage wheel more obtuse spreading direction II in angle KWT 0 022 2 3 1 II I Wide spreading tedding Drive rpms Take the mowing swaths as much as possible between the swather disks In cases of heavy fodder move with high rpm 540 min and a not too high travel speed 4 6 km h steep spreading angle Turning The drier the fodder the lower the PTO rpm to be chosen approx...

Page 23: ... The stop 3 must not rest on the adjusting screw 2 Undo the counter nut 1 Turn the adjusting screw until in the required position a at least 41 mm Tighten the counter nut again after adjustment a KWT 0 039 1 KWT 0 040 1 2 a 3 4 Second swather disc on KWT 8 80 8 Bring rotary tedder into working position With the KWT 8 80 rotary tedder the second swather disk s adjustment for the ground can be set o...

Page 24: ...off the setting on the indicator Close the control valve 3 Open the control valve 2 3 5 Tine adjustment The tines 3 should be set vertically to the ground For adjustment release securing bolt 1 and turn eccentric 2 to the next position Tighten the adjustment screw to a torque setting of 95 Nm The current position of the undercarriage wheels can be read from the indicator 1 It is located to the rig...

Page 25: ...ce wear and tear These include cleaning greasing lubricating and oiling parts and components as well as checking and retightening screws Check the screws on all tines for tightness after the first few operating hours and then daily Retighten if necessary 110 Nm See table below for other torque values 4 Service and maintenance Special safety notes A thread size solidity class given on the head of t...

Page 26: ...her disc hydraulic cylinder III Edge spreading mechanism hydraulic cylinder Work on the hydraulic system may only be carried out by authorised experts Hydraulic accumulators are pressurised There is a danger of injury when dismantling the hydraulic cylinders The hydraulic cylinders 2 and accumulators 1 are maintenance free The complete units have to be replaced if there is a fault ...

Page 27: ...25 Service and maintenance Hydraulic circuit diagram KWT 8 80 8 I Undercarriage hydraulic cylinder II Outer swather disc hydraulic cylinder III Edge spreading mechanism hydraulic cylinder KWT 0 050 A B ...

Page 28: ...ary tedder is greased for life and is maintenance free Repair work on the tyres may only be carried out by experts using suitable assembly tools Bring the rotary tedder to a standstill before starting assembly work Switch off the engine Remove the ignition key Park the rotary tedder on solid and level ground Secure against rolling away unintentionally using wheel chocks Check the air pressure regu...

Page 29: ... 70 6x7 To give a better overview the lubrication points have only been shown on just one side There are lubrication points at the same position on the other side mirror image KWT 0 025 1 50h 7 50h 10h 13 11 50h 50h 6 50h 20 21 24h 12 10h 2 50h 3 50h 10 h 10 h ...

Page 30: ... 10 50 8 x 7 To give a better overview the lubrication points have only been shown on just one side There are lubrication points at the same position on the other side mirror image KWT 0 026 11 50h 6 50h 7 50h 10h 13 10 h 14 10h 50h 20 1 50h 2 50h 3 50h 40 50h 21 24h 12 10h 10 h ...

Page 31: ...r your KRONE dealer to carry out your instructions and you can be sure that your machine will be ready for use at the beginning of the new season Only jack up the rotary tedder with a suitable vehicle jack Make sure that the jacked up rotary tedder is secure 5 1 General Clean the rotary tedder thoroughly before storing over the winter If a high pressure cleaner is used do not direct the water jet ...

Page 32: ...h the skin Contact a doctor for injuries caused by escaping oil Follow all safety notes to avoid injuries and accidents Remove grease and oil used to preserve the machine Carry out the measures given in the chapter Maintenance Ventilate the overload coupling Carefully read through the operating instructions again 6 1 General 6 2 Overload coupling KWT 0 033 1 2 3 The overload coupling 1 is located ...

Page 33: ... exposed PTO shaft stub Night swath gearbox 4 greased for life therefore maintenance free Two flat irons for assembly 3 Protective cover 1 Clamp fitting 2 Four screws with nuts and washers Remove the p t o shaft 2 Disassemble the protective cover 1 Secure the protective cover 3 with the clamp fitting 2 Screw the flat irons 4 with the screws 1 on the frame Slide on the night swath gearbox 5 to the ...

Page 34: ...owel pin 3 and washer 2 on the lower link arm mounting pin Hang the chain hook 1 onto the tractor Select the length of chain according to the desired max lowering depth KWT 0 029 1 4 2 3 It consists of the following per tine a cord two cord clamps two each of saucer head screws washers and fixing nuts Secure the cord 4 to the swather disc tines 1 with the cord clamps 3 The cord should be situated ...

Page 35: ...33 Appendix to the operating instructions Assembly instructions for the KWT 7 70 6x7 KWT 8 50 8 KWT 8 80 8 and KWT 10 50 8x7 Caution The work described below may only be carried out by authorised expert dealers ...

Page 36: ...KW 0 067 1 2 3 6 5 4 2 Assembling the swather disc arms to the swather disc plate 4 Caution The swather disc arms with the tines attached should be assembled according to the direction of rotation Observe the decals on the rotary tedder beige tines swather disc rotating left green tines swather disc rotating right Fix the tine arms 2 from below to the disc plates 6 with M16 bolts 5 and spring wash...

Page 37: ...Appendix 35 3 Assembling the tandem axles and undercarriage wheels KWT 7 70 6x7 KWT 0 037 ...

Page 38: ...36 Appendix KWT 8 50 8 KWT 8 80 8 and 10 50 8x7 KWT 0 038 KWT 8 80 8 KWT 10 50 8x7 KWT 8 80 8 KWT 10 50 8x7 ...

Page 39: ... and 4 according to the holes in the chassis frame The assembly position of the rear and front protective frames are given by the various positions of the bores The lights are assembled on the warning plate mounted on the protective frame Connect the electrics between the lights and the connection cable on the rotary tedder after correct assembly Check that the lights are functioning correctly KWT...

Page 40: ...ble in this position Protective frame 3 is fixed in position b using clips Assemble the front and rear protective frames 1 and 4 according to the holes in the chassis The lights are assembled on the warning plate on the protective frame Connect the electrics between the lights and the connection cable on the rotary tedder after correct assembly Check that the lights are functioning correctly KWT 0...

Page 41: ...Appendix 39 ...

Page 42: ...ernard Krone GmbH Heinrich Krone Straße 10 D 48480 Spelle Postfach 11 63 D 48478 Spelle Phone 049 0 59 77 935 0 Fax 049 0 59 77 935 339 Internet http www krone de eMail info ldm krone de konsequent kompetent 8 Nov 2001 ...

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