KUHN ALTERNA 400 Assembly & Operators Manual
  1. Manuals
  2. Brands
  3. KUHN Manuals
  4. Lawn Mower
  5. ALTERNA 400
  6. Assembly & operators manual
KUHN ALTERNA 400 Assembly & Operators Manual

KUHN ALTERNA 400 Assembly & Operators Manual

Mower conditioners
Hide thumbs Also See for ALTERNA 400:
Table of Contents

Advertisement

Quick Links

See also: Operator's Manual
ASSEMBLY / OPERATORS MANUAL
MOWER CONDITIONERS
ALTERNA 400 / 400 R & 500 / 500 R
No 95105 D.GB - 01.2002

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the ALTERNA 400 and is the answer not in the manual?

Questions and answers

Related Manuals for KUHN ALTERNA 400

Summary of Contents for KUHN ALTERNA 400

  • Page 1 ASSEMBLY / OPERATORS MANUAL MOWER CONDITIONERS ALTERNA 400 / 400 R & 500 / 500 R No 95105 D.GB - 01.2002...
  • Page 2 DEAR OWNER, In buying a KUHN machine you have chosen wisely. Into it have gone years of thought, research and improvements. 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. You have purchased a dependable machine, but only by proper care and operation can you expect to receive the performance and long service built into it.

  • Page 3: Table Of Contents

    CONTENTS Page Safety notices 2 - 7 Safety decals 8 - 9 Technical specifications Assembly instructions Attachment to the tractor 12 - 13 Detaching the machine Transport to work position 15 - 16 Work to transport position 17 - 18 Adjustments 19 - 25 Securing discs and knives...

  • Page 4: Safety Notices

    SAFETY The symbol above is used throughout this manual every time recommendations are made concerning your safety, the safety of others, or the good operation of the machine. These recommendations must be made known to all machine operators. DESIGNATED USE OF THE MACHINE The ALTERNA mower conditioners must only be used for the work which they have been designed : mowing on the ground of hay fields, grass silage fields and improved pastures for the purpose of harvesting fodder for feeding livestock.
  • Page 5 GENERAL SAFETY RECOMMENDATIONS Before operating the machine, always ensure that tractor and machine are in accordance with work safety and road traffic regulations. BASIC PRINCIPLES 1. In addition to the recommendations given in this manual, legislation on work safety and accident prevention must also be respected.
  • Page 6 20. Be particularly cautious when turning corners, paying attention to machine overhang, length, height and weight. 21. Keep clear of the machine operating area. 22. WARNING ! Danger of crushing and shearing can exist when components are operated by hydraulic or pneumatic controls.
  • Page 7 POWER TAKE-OFF 1. Only use PTO shaft supplied with the machine or recommended by the manufacturer. 2. PTO guards must always be in place and in good condition. 3. Check for correct PTO overlap when at work and in transport. 4.
  • Page 8 8. Spare parts used must be in accordance with specifications and standards as defined by the manufacturer. Use only genuine KUHN parts ! 9. Before any electric welding is carried out on tractor or attached machine, disconnect generator and battery terminals.
  • Page 9 4. Each time before using the mower, inspect condition of cutting elements (knives, discs). Replace any missing, worn or damaged cutting elements immediately. Use only genuine KUHN spare parts. 5. To avoid creating dangerous out of balance forces, always replace missing, damaged or worn knives in pairs.

  • Page 10: Safety Decals

    SAFETY DECALS THE FOLLOWING SAFETY PICTORIALS HAVE BEEN PLACED ON YOUR MACHINE IN THE AREAS INDICATED. THEY ARE INTENDED FOR YOUR PERSONAL SAFETY AND FOR THE SAFETY OF THE PEOPLE WORKING WITH YOU. THE TEXT SHOWN ON THEM GIVES THEIR PRECISE MEANING. ENSURE THAT THESE PICTORIALS ARE ALWAYS LEGIBLE.
  • Page 11 - 9 -...

  • Page 12: Technical Specifications

    Tire pressure of the work wheels ALTERNA 400 single wheels 1.8 bar (29 psi) The ALTERNA 500 / 500 R and ALTERNA 400 / 400 R are equipped with 4 and 2 working wheels respectively. The machine pictured in this manual is an ALTERNA 500.

  • Page 13: Assembly Instructions

    Reinstall bolts (9) and torque both bolts to 2 - 3 daNm (15 - 22 ft.lbs). NOTE: The ALTERNA 400 are supplied with one right deflector (11) and one left deflector to be mounted inside the hoods using the origi- nal hardware (12) as shown on photo opposite.

  • Page 14: Attachment To The Tractor

    ATTACHMENT TO THE TRACTOR - Back the tractor up to the mower conditioner and attach lower links (5) to the interior of the pivoting yokes (4) with hitch pins (3). Secure the hitch pins with linchpins (1). For category 2 tractors use 28 mm hitch pins (3). For category 3 tractors use 37 mm hitch pins (3) and spacers (2).
  • Page 15 ATTACHMENT TO THE TRACTOR Make sure the PTO shaft length is correct for the tractor being used. 1) Activate the tractor hydraulics to line up the tractor PTO and the machine input shaft in the horizontal plane. 2) Slide the other half PTO shaft (without torque limiter) onto the tractor PTO and align both half PTO shafts side by side.

  • Page 16: Detaching The Machine

    DETACHING THE MACHINE Machine must be parked with the weight of the tongue resting on the parking stand. When parking the machine : - Fully raise the tractor lower links. - Pull out lock handle (1) which secures parking stand in the horizontal position (the parking stand lowers on its own).

  • Page 17: Transport To Work Position

    TRANSPORT TO WORK POSITION Always ensure that nobody is near t h e m a c h i n e p i v o t i n g z o n e (hatched area on the drawing opposite) before and while chang- ing the machine from the road transport position to the work po- sition.
  • Page 18 TRANSPORT TO WORK POSITION 4) Operate DE2 to position machine to the left or the right side of the tractor. 5) Move slowly forward until the work wheels are aligned in the same direction as the tractor wheels. 6) Operate DE1 to fully retract the work wheel cylinders and lower the cutterbar onto the ground.

  • Page 19: Work To Transport Position

    WORK TO TRANSPORT POSITION While changing the machine from the work position ot the road trans- port position: - Stop tractor P.T.O. and wait for rotating discs and rotor to stop. - Always ensure that nobody is near the machine pivoting zone (hatched area on the drawing opposite).

  • Page 20: Work To Transport Position

    WORK TO TRANSPORT POSITION 5) Shift DE2 in the same direction to align the chassis with cutting/ conditioning unit under the drawbar. If the machine does not pivot when shifting DE2, then the transport wheel position sensor has not been closed by the rear transport wheel.

  • Page 21: Adjustments

    400 / 400 R which enables torques up to 140 daNm (1000 ft.lbs) for ALTERNA 500 / 500 R and 125 daNm (922,5 ft.lbs) for ALTERNA 400 / 400 R to be transmitted. This setting is applicable to average operating conditions.
  • Page 22 ADJUSTMENTS 3) Cylinder stroke sensor for right- hand cutting position The rear cylinder (1) sets the position of the cutting/ conditioning unit relative to the drawbar : - Fully retracted, cylinder (1) sets the unit to the left side of the tractor for work. - Fully extended, this cylinder places the unit in the lengthway transport position.
  • Page 23 ADJUSTMENTS 5) Cylinder stroke sensor for rear transport wheel position This sensor has been factory adjusted to open the electric circuit when the rear transport wheel is completely lowered. Readjustment may be neces- sary but only very occasionally. - Fully extend work wheel cylinders, pivot the cut- ting/conditioning unit at right angle to the drawbar and completely raise the transport wheels.
  • Page 24 ADJUSTMENTS 6) Cutting height adjustment Side skids Cutting height Cutting height is adjusted by changing the position of the 30 mm central skid and replacing the 2 side skids. Middle 40 mm When the machine leaves the factory it is equipped with 2 low side skids (1).
  • Page 25 ADJUSTMENTS 8) Finger / comb conditioner (ALTERNA 400 / 500) The comb, located above the rotor, has 5 different positions. Each position corresponds to the extent to which the comb prongs intersect with the trajectory of the free swinging fingers. To gain access to the levers (1) lift the belt guards (2).
  • Page 26 ADJUSTMENTS 9) Roller conditioner (ALTERNA 400 R / 500 R) - Conditioning intensity is determined by the pres- sure exerted on the crop by the upper roller (1) and lower roller (2). - This pressure can be adjusted between 0 to 5 daN/ cm (28 lbs/inch) by using self locking nut (3).

  • Page 27: Adjustments

    ADJUSTMENTS 10) Timing the conditioning rollers after having removed the upper roller drive gearbox If at any time it becomes necessary to remove the upper roller drive gearbox, then the following procedure must be followed when reinstalling this gearbox to be sure the rollers are timed correctly and the gearbox pulley has been installed correctly.
  • Page 28 Loosen the screws (4) (ALTERNA 400/400 R) or the handles (5) (ALTERNA 500/ 500 R), open or close the flaps and retighten the screws (4) or the handles (5).

  • Page 29: Securing Discs And Knives

    To avoid interference between blades and discs, scrupulously respect the disc positioning shown in the figure below. b) Discs are secured by 4 hexagon bolts (item 1) (torque 13 daNm/95 ft.lbs) ALWAYS REPLACE WORN OR DAMAGED ITEMS WITH GENUINE KUHN SPARE PARTS - 27 -...

  • Page 30: Inspection Of Knives & Securing Elements

    INSPECTION OF KNIVES AND SECURING ELEMENTS A. K N I V E S : S h o u l d b e i n s p e c t e d systematically each time before the machine is operated. Cutting quality as well as safe operation depend on the regular inspection and care given to the knives.
  • Page 31 - When the contact washer has lost its elasticity or when it becomes loose from the nut. - When wear on the nut reaches a = 5 mm. For the correct operation of your machine, always use genuine KUHN spare parts. - 29 -...

  • Page 32: Important Recommendations

    IMPORTANT RECOMMENDATIONS 1) Before starting work, lower the cutterbar onto the ground and check that : a) All safety guards have been lowered into work position. b) All safety curtains are fastened together with the straps provided. 2) - The high pitched whine generated by the high frequency of the discs will be considerably re- duced when cutting.

  • Page 33: Lubrication

    - Refill each cutterbar with the correct quantity of SAE 80 W EP (GL4) oil as indicated below : ALTERNA 400 : 1.4 litre / 3 US pints / 2.5 Imp. pints per cutterbar. ALTERNA 500 : 1.7 litre / 3.5 US pints / 3 Imp. pints per cutterbar.
  • Page 34 If in doubt as to the amount of oil contained in the cutterbar, do not add oil. Drain the oil completely and refill with the prescribed quantity. ALTERNA 500/500 R ALTERNA 400/400 R Liter 2 x 1,7 Liter 2 x 1,4 US pints 2 x 3.5...
  • Page 35 LUBRICATION III) Gyrodine Gearbox The gearbox is filled with 6 liters of SHELL SPIRAX SAE 80 W EP (GL4) oil. Check oil level and refill if necessary using plug (1) which has a dipstick (3) with an inlaid mark (4) indicating oil level. Oil can be drained by means of plug hole (2).
  • Page 36 LUBRICATION It is forbidden to discard oil, grease or filters of any type. These must be given to specialised waste disposal organisations to protect the environment. VI) Grease Fittings There are 20 grease fitting on the ALTERNA mower conditioner as shown on the following photos. Some guards have been removed for clearer illustration.
  • Page 37 LUBRICATION - 35 -...

  • Page 38: Optional Equipment

    - 1 3/4 6 splines - Kit no. 4503 712 - 1 3/4 20 splines - Kit no. 4503 713 2. Rigidified blades Ref. 564 516 00 x 16 (ALTERNA 400) Ref. 564 516 00 x 20 (ALTERNA 500) Rigidified blades may be recommended for mowing in difficult conditions.

  • Page 39: Storing The Mower Conditioner

    2. Check the condition of the machine. List the replacement parts that will be needed. Order replacement parts early from your Kuhn dealer so that they may be fitted during the slack period. 3. Repaint the rusted parts of the machine and all areas were the paint has worn off.

  • Page 40: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE Most operating problems that can occur with the These suggested remedies should be applied with machine are due to incorrect adjustments or poor caution. Make sure that the source of the problem is maintenance. The following chart has been de- not located in an area different from the one where it signed to help you solve problems by suggesting a is listed.

  • Page 41: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE PROBLEM POSSIBLE CAUSE REMEDY Excessive vibration Unbalanced conditioning rotors Replace any damaged or missing rotor fingers (replace in pairs of equal weight) Conditioning rollers are Adjust conditioning rollers to be no longer correctly adjusted parallel by means of the side stops to be parallel Damaged conditioning roller(s) Replace conditioning roller(s)

  • Page 42: Hydraulic Schematic

    HYDRAULIC SCHEMATIC The hose connector body at the front of the drawbar houses 4 metal filter screens which should be removed and cleaned twice per season for trouble free function of the hydraulics. Use a 38 mm wrench to remove the 4 ports which maintain the filter screens in place.

  • Page 43: Electric Lay Out, Connections And Schematic

    ELECTRIC LAY OUT, CONNECTIONS AND SCHEMATIC - 41 -...

  • Page 44: Seven-Conductor Electrical Connector (For North America)

    ELECTRICAL CONNECTOR (for North America) KUHN wiring harnesses are supplied with an ISO (International Standards Organization) 1724 plug connector.If the implement is to be operated with a tractor equipped with an SAE style seven-pin connector a SA J 560b plug must be installed.
  • Page 45 SOUND LEVELS Sound levels given out by : Mower Conditioner ALTERNA 400 / 400 R - 500 / 500 R Sound levels have been measured in accordance with the measuring methods as defined in : HM Agricultural Inspectorate AGRICULTURAL MACHINERY NOISE...

  • Page 46: Limited Warranty

    1. Normal maintenance such as greasing, maintenance of oil levels, minor adjustments, etc. 2. Transportation of any kind of any KUHN product to and from the place the warranty work is performed. 3. Dealer travel time to and from the machine or to deliver and return the machine from the workshop for repair.
  • Page 47 Company and have no right or authority to assume any obligation on their behalf, express implied, or to bind them in any way. KUHN S.A. reserves the right to incorporate any change in design in its products without obligation to make such changes on units previously manufactured.
  • Page 48 - N O T E S -...
  • Page 51 This machine complies with the safety requirements of the European machinery directive. The Operator should respect all Health and Safety regulations as well as the Highway Code. For your own safety, use only genuine KUHN spare parts. The manufacturer disclaims all responsibilities due to incorrect use or non-compliance with the...
  • Page 52 KUHN parts KUHN S.A. 4 Impasse des Fabriques F - 67706 SAVERNE CEDEX (FRANCE) Tél. : + 33 (0) 3 88 01 81 00 - Fax : + 33 (0) 3 88 01 81 03 www.kuhnsa.com - E-mail : info@kuhnsa.com...

This manual is also suitable for:

Alterna 400 rAlterna 500Alterna 500 r

Table of Contents