KUHN EL53 Operator's Manual
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KUHN EL53 Operator's Manual

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OPERATOR'S MANUAL
KN172AGB C
Rotary cultivators
- English - 11-2009
KN172AGB C

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Summary of Contents for KUHN EL53

  • Page 1 OPERATOR'S MANUAL KN172AGB C Rotary cultivators - English - 11-2009 KN172AGB C...

  • Page 3: Dear Owner

    EL53 $Dear Owner In buying a Kuhn machine you have chosen wisely. Into it have gone years of thought, research and improvement. You will find, as have thousands of owners all over the world, that you have the best that engineering skill and actual field testing can produce.

  • Page 4: Table Of Contents

    Rotary cultivators EL53 $Contents Dear Owner ........................1 Contents..........................2 Identification of the machine..................4 Front view............................4 Rear view............................4 Model identification plate ........................5 Optional equipment..........................5 Safety..........................6 Description of symbols used in this document................6 Safety instructions ...........................7 Location and description of safety decals on the machine ............14 Road safety equipment and recommendations................17...
  • Page 5 Rotary cultivators EL53 Instructions for work ....................33 Putting the machine into work position ..................33 Adjustments in working position....................34 Machine use............................ 38 Optional equipment ..................... 39 Skids..............................39 Wheels diameter 190 mm (7.5’’) ....................39 Wheels diameter 250 mm (10’’) ..................... 40 Category 1 ASAE 5279 Quick Hitch Compatible .................

  • Page 6: Identification Of The Machine

    Rotary cultivators EL53 $Identification of the machine 1. Front view 2. Rear view Identification of the machine...

  • Page 7: Model Identification Plate

    Rotary cultivators EL53 3. Model identification plate Please write below the type and serial number of the machine. This information is to be indicated to the dealer for all spare parts orders. EL53 Type: Serial no.: 4. Optional equipment Tick box corresponding to the equipment fitted on your machine: Kit no.

  • Page 8: Safety

    Rotary cultivators EL53 $Safety 1. Description of symbols used in this document This symbol indicates a potentially hazardous situation that if not avoided, could result in serious bodily injury. This symbol is used to identify special instructions or procedures which, if not followed strictly, could result in machinery damage.

  • Page 9: Safety Instructions

    Never let anyone operate the machine who is not trained to do so. Should you have any difficulties in understanding certain parts in this manual, please contact your KUHN dealer. Precautions to be taken before carrying out any operations on the machine...
  • Page 10 Rotary cultivators EL53 Precautions to take before using the machine Do not wear loose clothing which could become caught up in moving parts. Wear the appropriate protective clothing for the work in hand (gloves, shoes, goggles, helmet, ear defenders, etc.).
  • Page 11 Rotary cultivators EL53 Precautions when driving on public roads Dimensions Depending on the dimensions of the machine, contact the relevant authorities to ensure that it can be legally transported on public roads. If the machine is over the maximum legal size, follow the local regulations for special transportation of oversize equipment.
  • Page 12 Rotary cultivators EL53 Precautions when coupling Before attaching the machine, make sure that it cannot accidentally start moving (chock the wheels) and that the parking stand is in the right position. Never stand between the tractor and the machine when operating the three point linkage.
  • Page 13 Rotary cultivators EL53 Precautions during manoeuvres When moving the machine from the transport position to the working position and vice versa, make sure that nobody is within the machine pivoting area. Remote controlled components Danger of crushing and shearing can exist when components are operated by hydraulic or pneumatic controls.
  • Page 14 For your own safety and for correct machine operation, only use original manufacturer parts. It is strongly recommended to have your machine checked by your Kuhn dealer after each season, especially tools and their attaching hardware. Safety...
  • Page 15 Rotary cultivators EL53 Precautions for machine use Before each use, check the soil preparation implements and their attachment hardware in accordance with the instructions given in this manual. Replace any worn, damaged or missing soil preparation implement or fastener immediately. For your safety, only use genuine parts ! Check the guards regularly.

  • Page 16: Location And Description Of Safety Decals On The Machine

    Rotary cultivators EL53 3. Location and description of safety decals on the machine Location of safety decals Safety...
  • Page 17 Rotary cultivators EL53 Description of safety decals Operating instructions (1) The operators' manual contains all the information necessary for using the machine safely. It is imperative to read and comply with all instructions. Working on the machine (2) Before leaving...
  • Page 18 Rotary cultivators EL53 Do not step on the machine (4) Do not step on the machine : Risk of falling or damaging the protection device. Rotary tools (5) Keep away from rotating elements and from the machine all the time the engine is running, the PTO drive is engaged and the rotors are turning.

  • Page 19: Road Safety Equipment And Recommendations

    4. Road safety equipment and recommendations The road safety equipment is mounted in the factory or by your authorized Kuhn dealer according to current safety regulations. Always keep to the legal speed limit for driving a tractor-machine assembly on public roads.

  • Page 20: Machine Specifications

    Rotary cultivators EL53 $Machine specifications 1. Description and glossary Three point frame Hitch pin Upper coupling yoke Drive shaft guard Side gearbox Gearbox Rear hood lower links Rotor 10 : Front guard Machine specifications...

  • Page 21: Technical Specifications

    Rotary cultivators EL53 2. Technical specifications EL53 3 point linkage category 1 and 1N Coupling device PTO speed 540 min 0.97 m 1.27 m 1.52 m 1.88 m Working width (3’2’’) (4’2’’) (5’) (6’2’’) Working depth from 50 to 150 mm (1.96’’ - 5.9’’)

  • Page 22: Required Equipment

    Rotary cultivators EL53 3. Required equipment The EL42 is supplied as standard with one of the following depth control equipment - a pair of skids and a parking stand. - Wheels diameter 190 mm (7.5’’). - Wheels diameter 250 mm (10’’).

  • Page 23: Sound Levels

    Rotary cultivators EL53 Wheels diameter 250 mm (10’’) 4. Sound levels Sound levels have been measured in accordance with the measuring methods as defined in: NF EN 1553 "Agricultural machinery - Self-propelled, mounted, semi-mounted and trailed - Common safety recommendations"...

  • Page 24: Putting Into Service

    Rotary cultivators EL53 $Putting into service 1. Coupling and uncoupling Description of coupling elements - A PTO shaft 1 3/8’’ - 6 splines. - A 3-point hitch. Preparing the tractor The machine adapts to tractors fitted with a 3-point hitch coupler category 1 or 1N.
  • Page 25 Rotary cultivators EL53 Preparing the machine Axial or offset working position Offset width depending on model: EL 53 - 100 = 155 mm (6.1’’). EL 53 - 130 = 300 mm (11.8’’). EL 53 - 155 = 300 mm (11.8’’).
  • Page 26 Rotary cultivators EL53 Offset adjustment Park the machine on an even fairly level ground. - Unscrew the 4 bolts (1). - Unscrew the 2 nuts (2). - Slide hitch frame (3) to the desired position. - Tighten bolts (1). - Tighten nuts (2): •...
  • Page 27 Rotary cultivators EL53 Categories of linkage The machine has 2 coupling yokes which can be switched over to give the following attachment possibilities: - Category 1 linkage: • X = 460 mm (1’6’’) • Y = 683 mm (2’2’’) • Remove 2 bolts (1).
  • Page 28 Rotary cultivators EL53 - Category 1N linkage: • X = 390 mm (1’3.3’’) • Y = 400 mm (1’3.7’’) • Remove 2 bolts (1). • Position coupling yokes (2) on the inside of hitch frame (4). • Position the (3) half-triangles on the outside of hitch frame (4).
  • Page 29 Rotary cultivators EL53 Coupling the machine - Remove the lower hitch pins. - Position tractor lower links inside machine attachment yokes. - Position ball joints of tractor lower links in line with holes of machine lower yokes. - Secure each lower link with lynch pin.
  • Page 30 Rotary cultivators EL53 Primary PTO shaft Make sure that the PTO shaft is correctly adjusted, to avoid premature wear and tear. The tractor PTO stub must rotate at a speed of 540 min Separate the two half PTO shafts and connect them to the machine's input shaft and to the tractor PTO stub.
  • Page 31 Rotary cultivators EL53 To avoid serious accidents, the PTO drive shaft guards must be properly in place and fixed with the chains provided. On machine side, attach guard chain to the hitch frame (1). Immediately replace any worn or damaged guard.
  • Page 32 Rotary cultivators EL53 Friction slip clutch Check the condition of the friction slip clutch: - Loosen nuts to release friction discs (a). - Let the friction discs slip for a few seconds (b). - Tighten nuts until distance (L) is 28 mm (1.1’’).
  • Page 33 Rotary cultivators EL53 Uncoupling the machine - If skids are fitted on the machine, lower and lock parking stand. - Lower the tractor three-point linkage to rest the machine on the ground. - Disconnect the PTO shaft from the tractor.

  • Page 34: Instructions For Transport

    Rotary cultivators EL53 $Instructions for transport Before placing the machine into transport position: Wait until the rotating parts have come to a complete stop. 1. Putting the machine into transport position The transport position is obtained by raising the tractor's three-point linkage.

  • Page 35: Instructions For Work

    Rotary cultivators EL53 $Instructions for work 1. Putting the machine into work position From the transport position: - Lower tractor lift until machine support elements touch the ground. Check overlap of PTO shaft after a change in hitch frame position.

  • Page 36: Adjustments In Working Position

    Rotary cultivators EL53 2. Adjustments in working position Working depth The EL42 is supplied as standard with one of the following depth control equipment: - a pair of skids and a parking stand. - Wheels diameter 190 mm (7.5’’). - Wheels diameter 250 mm (10’’).
  • Page 37 Rotary cultivators EL53 Adjusting the working depth with wheels diameter 190 mm (7.5’’): The working depth is set by the wheel height: - Lift the machine slightly off the ground. - Remove R-clip and pin (1). - Position wheel arm in hole corresponding to the required setting.
  • Page 38 Rotary cultivators EL53 Adjusting the working depth with wheels diameter 250 mm (10’’): The working depth is set by the wheel height: - Lift the machine slightly off the ground. - Remove R-clip and pin. - Position wheel arm in hole corresponding to the required setting.
  • Page 39 Rotary cultivators EL53 Rear hood adjustment The rear hood adjustment is one of the factors governing the tilth degree. To obtain a coarser tilth, the hood can be raised. To obtain a finer tilth, the hood can be lowered. - Adjust hood height using springs (1).

  • Page 40: Machine Use

    Rotary cultivators EL53 3. Machine use Before engaging the machine in the ground: - Check that nobody is within the machine pivoting area. - If there is someone, make sure the person moves away. Pay particular attention if working on very uneven grounds.

  • Page 41: Optional Equipment

    Rotary cultivators EL53 $Optional equipment 1. Skids Part no. 1206970. 2. Wheels diameter 190 mm (7.5’’) Part no. 1206640. Optional equipment...

  • Page 42: Wheels Diameter 250 Mm (10'')

    Rotary cultivators EL53 3. Wheels diameter 250 mm (10’’) Kit no. 1209280. 4. Category 1 ASAE 5279 Quick Hitch Compatible Kit no. 1209270. Optional equipment...

  • Page 43: Maintenance And Storage

    Rotary cultivators EL53 $Maintenance and storage Before leaving tractor before adjusting, maintaining repairing machine, disengage the PTO drive, turn off the engine, remove ignition key and wait until all moving parts have come to a complete stop and apply park brake.

  • Page 44: Cleaning The Machine

    Rotary cultivators EL53 2. Cleaning the machine Regularly clean the rotor and the machine inner panels. 3. Lubrication Clean grease nipples before greasing. Lubricate with SHELL multi-purpose grease grade NLGI 2. PTO shaft - Every 8 hours: • universal joints (1).
  • Page 45 Rotary cultivators EL53 Central gearbox draining Before draining oil, operate the machine for a few minutes so that the oil warms up. The main gearbox is lubricated with 1.2 L (0.31 US gal) of SHELL SPIRAX A extreme-pressure gear oil with viscosity grade 80W90 and API grade GL5.
  • Page 46 Rotary cultivators EL53 Lateral gearbox draining Before draining oil, operate the machine for a few minutes so that the oil warms up. The angle gearbox is lubricated with 1 L (0.26 US gal) of SHELL SPIRAX A extreme-pressure oil for mechanical transmissions with viscosity grade 80W90 and API grade GL5.

  • Page 47: Maintenance

    Rotary cultivators EL53 4. Maintenance Three point frame Check the tightness of machine headstock bolts. • Torque to (1): 21 daN m (155 lbf ft) Maintenance and storage...
  • Page 48 To distinguish right blades from left blades, note that the sharp edge faces the rotor direction of rotation (1). For shallow depth work, the machine can be fitted with L-blades available through KUHN PARTS: - Right blades: Part no. K1601940. - Left blades: Part no. K1601930.
  • Page 49 Rotary cultivators EL53 Blade mounting chart EL53 Number of rotor flanges Type of fitting Type of blades Number of blades Right blades 2 pairs of blades per flange Left blades Right blades 3 pairs of blades per flange Left blades...

  • Page 50: Storage

    Rotary cultivators EL53 5. Storage At the end of each season - Clean the machine thoroughly: • The rotor. • The inner panels. - Drain and refill gearboxes with new oil. - Touch up any areas of damaged paintwork. - Put the machine under cover in a dry place.

  • Page 51: Trouble Shooting Guide

    Rotary cultivators EL53 $Trouble shooting guide Problem Cause Remedy Top link of 3-point hitch badly Position top link parallel to the Noisy drive when lifting positioned/adjusted. lower links. the machine. Excessive lifting height. Limit the lift linkage stroke. Lengthen or shorten top link to...

  • Page 52: Limited Warranty

    Rotary cultivators EL53 $Limited warranty Limited warranty...
  • Page 53 Rotary cultivators EL53 Limited warranty...

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