sitrex ST 780 H, Assembly, Use And Maintenance

Page 1: ...ASSEMBLY USE AND MAINTENANCE ST 780 H ROTARY TEDDER 05 2006 ...

Page 2: ...held responsible for any cost due for repair or replacement of any part of the machine he will only supply the part s required for the repair and or replacement The warranty is null and void when it is evident that the machine has been improperly used or however repaired without authorization SITREX undertackes no responsability for any obligation or agreement reached by any SITREX employers agent...

Page 3: ...nance or repair work stop the machine at a suitable spot Turn off the tractor motor apply the brake remove the key from the ignition and consult this manual 3 This is a warning to use proper accident protection when carrying out maintenance and repairs DANGER SIGNS 4 Risk of possible ejection of blunt objects Keep a safe distance from the machine 5 Indicates that anyone coming within range of the ...

Page 4: ... rotation of the power takeoff and the maximum number revolutions 11 Indicates position of the tines on the rotors and their direction of rotation MANUAL SIGNS Indicates an impending dangerous situation which if not avoided will cause death or severe personal injury Indicates a potentially dangerous situation which if not avoided could cause death or severe personal injury including dangers which ...

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Page 8: ...ES IDENTIFICATION PLATE 14 WORKING TYRES 15 CARDAN SHAFT 16 LIGHTING BRACKET 17 CYLINDER 18 CYLINDER Rotors Arms for Rotor RPM Rotors RPM Tractors Tyres Working Maximum Width Transport Width Working Width Working Width DIN Power Required Operating Speed WEIGHT 6 6 130 350 450 16X6 50 8 05 Mt 3 Mt 7 8 Mt 7 5 Mt HP 70 16 Kmh Kg 1120 max 540 8PLY 26 5 10 25 7 24 7 KW 50 10 MPH lbs 2470 ...

Page 9: ...or crane hook Keep the load as low as possible during movement for maximum stability and to ensure that the operator has maximum visibility If a forklift truck is used ensure that the forks are positioned as wide apart as possible WEIGHT PACKING WEIGHT KG 1250 1120 LBS 2750 2470 NOTE 1 The packing consists mainly of wood which should be disposed of according to the laws in force in the country whe...

Page 10: ...ing on the experience of the assemblers and the tools available it is not necessary that the instructions be followed in the exact order given here but the safety precautions described above must always be followed carefully and scrupulously Assembly sequence Fig 1 Place the rotor axle 1 in a stable position and then mount the tyres support 6 Use the pivot 8 and the Seeger circlips 18 to mount sup...

Page 11: ...et nuts 15 to fasten the wheels on to the rear axle After assembling the front drawbar and rear axle mount the master cylinders 10 and 11 Use the two pivots to fasten the axle cylinder whereas the drawbar cylinder has first to be screwed on to the support already assembled on the drawbar and then the rear pivot is inserted Fasten the screwing block plate over the cylinder screw as shown in the pho...

Page 12: ... tubes are arranged as shown in the following photo Pipes should be released in this phase the hose clamps must not be tightened After connecting machine to tractor lift the machine place hoses so that they do not force and then tighten hose clamps ...

Page 13: ... tractor Insert the spring rod into position and then raise the side arms As the arm rises it compresses the spring Use the hole in the tube to uncover the hole on the spring guide rod Stop the cylinder and insert the elastic pin through the hole in the rod so that the pin does not touch the tube The following photos show the entire sequence ...

Page 14: ...mble the road sign plate supports Once assembled the sign plates should be parallel to the ground If not adjust the support already assembled on the machine by unscrewing it and moving it slightly in order to get the correct position ...

Page 15: ... 47 and washers 50 In this step you will use Item 46 1 screws M10x45 Item 47 1 nuts M10 Item 48 2 screws M12x50 Item 50 4 washers ø13 ø0 51 Assemble the cardan support Attach casing 1 to the central housing A and fasten using nuts 2 Attach casing 3 to the support B and fasten using screw 4 and nuts 5 Mounting cardan shaft 6 ...

Page 16: ...ch tine bars 1 2 R L to the respective rotors placing holes H of tine bars 1 2 over the screws already in place on the lower central part of rotors A B C D E F and fasten with nuts 3 Insert screws 4 in the holes G indicated on rotors A B C D E F and in tine bars 1 2 R L and fasten with nuts 5 Assembly is now completed ...

Page 17: ...to the tractor hitch using a pin of appropriate size strength and shape Always use extreme care when reversing the tractor towards the machine The drawbar hitch 3 can be set in different positions using pin 4 turning the hitch upside down from A to B to allow coupling to all tractor types If the two point crosspiece is used lock the drawbar hitch 3 using the optional screws 10 Attention do not use...

Page 18: ...e self looking nut 5 the tilt of the machine relative to the ground is adjusted It is advised to adjust the front tine so that it is 1 3 8 from the ground If adjustment is too high the forage will not be completely picked up and if it is too low the forage risks becoming dirty the grass will be damaged and the double elastic tines will be worn down Before starting off for work be sure that the mac...

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Page 20: ...port position first it is necessary to operate movement of axle and drawbar Valves mounted on cylinders make it possible first partial movement of axle and then of drawbar After this operation lift side rotors checking that safety hooks lock the relevant pins ...

Page 21: ...actor use the hydraulic system to lower the machine completely then apply the brake and shut off the tractor Dismount from the tractor and place the parking stand in the vertical position Fig 4 Turn the crank to raise the machine from the drawbar so that the hitch pin may be removed from the tractor Disconnect the quick releases coupling Disconnect the cardan shaft and lay it against the crank The...

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Page 24: ...from ground If quantity of forage is high inclination of machine may be increased acting on wheel brackets moving them in second position Adjustment of gear speed and revs to work the machine The gear speed and machine revs depend on the amount of forage the type of ground the degree of dryness The forage rake was designed for a maximum number of revs for the power take off of 540 g min We advise ...

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Page 27: ...8 hours of use Subsequently every 50 hours and whenever the machine is laid up for extended periods A The complete lubrication of housing 1 is done the first time at the manufacturer s plant after which it must be topped up periodically as according to the lubrication points table A complete change or fill is necessary only for the replacement and or repairing of the entire housing or internal par...

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Page 29: ...s 89 392 EEC 91 386 EEC THE FOLLOWING SHOULD BE NOTED IF THE MACHINE IS SCRAPPED The machine consists mainly of ferrous material which must be disposed of according to the regulations in force in the country concerned There is also a small amount of plastic which must be disposed of according to the regulations in force in the country concerned There is very small amount of residual grease which m...

Page 30: ...1 Zona Industriale Viale Grecia 8 06018 TRESTINA Perugia ITALY Tel 39 075 8540021 Telefax 39 075 8540523 e mail sitrex sitrex it www sitrex com Spa ...