KUHN GMD 600, Assembly & Operators Manual

Page 1: ...ASSEMBLY OPERATOR S MANUAL GMD 600 700 MULTIDISC MOWER N 95002 B GB 02 97 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ...eneral operation of your machine He is interested that you get the best performance possible and will be glad to answer any special questions that may arise regarding the operation of the KUHN machine Your KUHN dealer can offer a complete line of genuine KUHN service parts These parts are manufactured and carefully inspected in the same factory that builds the machine to assure high quality and ac...

Page 3: ... Working position and adjustments 22 Cuttingheight 23 Safetybreakaway 24 Parking the machine 25 Operatingthemower 26 Lubrication 27 Adjustments and maintenance 28 Inspection of knives securing elements 32 Optionalequipment 34 Troubleshootingguide 38 Storing the mower 39 Limitedwarranty 40 Copyright 1997 KUHN S A All manuals and user guides at all guides com ...

Page 4: ...k and responsibility of the operator Designated use of the machine also means following operation maintenance and repair recommendations given by the manufacturer using only genuine spare parts equipment and accessories as designated by the manufacturer GMD600 700DiscMowersmustonlybeoperated maintainedandrepairedbycompetentpersonswhoarefamiliar with machine specifications and operation and are awa...

Page 5: ... transport width authorized by road traffic regulations 15 Beforetransportingthemachineonpublicroads ensurethatalllegallyrequiredguardsandindicators lights reflectors are in place and in good operation 16 All operating controls cords cables rods must be positioned so that they cannot be set off accidently risking accident or damage 17 Before transport on public roads locate the machine into its tr...

Page 6: ...gthemachine turnofftheengine remove ignition key and wait until all moving parts have come to a complete stop 27 Donotstandbetweenthetractorandthemachineunlessthehandbrakeistightand orstopshavebeenplaced under the wheels 28 Before any adjustments maintenance or repairs are carried out ensure that the machine cannot be started up accidentally ATTACHMENT 1 When attaching or removing the machine from...

Page 7: ...hine 10 Never engage PTO shaft when tractor motor is turned off 11 Never surpass PTO angle recommended by the manufacturer 12 WARNING RotatingelementscancontinueturningmomentarilyafterPTOisdisengaged Keepclearuntilall rotating elements are at a standstill 13 When removing the machine locate PTO shaft on the supports provided 14 Fit safety cap on tractor PTO 15 Replace any worn or damaged PTO guard...

Page 8: ...ss of nuts and bolts regularly Retighten if necessary 3 If the machine is raised prop it up in a stable position before carrying out any maintenance work 4 When replacing a working part wear protection gloves and only use standardized tools 5 Itisforbiddentodiscardanyoil greaseorfilters Thesemustbegiventowastedisposalorganisationstoprotect theenvironment 6 Disconnect power source before any work i...

Page 9: ... devices are put in place and properly secured each time before using the machine 9 Crushingandshearingzoneswhichcouldcauseseriousbodilyinjurywhenchangingthemachinefromtransport to work position and vice versa may exist To prevent possible injury be extra careful when maneuvering and ensure that everyone is at a safe distance away from the machine 10 PTO drive to the mower must never be engaged un...

Page 10: ...ACHINE 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 KEEP THE PICTORIALS LEGIBLE IF THEY ARE NOT REPLACE THEM All manuals and user guides at all guides com ...

Page 11: ... 9 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 12: ...stem hydraulic hydraulic Weight approx 494 kg 1086 lbs 527 kg 1160 lbs Bevel gearbox oil capacity Oil quality SAE 80 GL4 EP Cutterbar oil capacity 2 00 l 4 25 US pint Oil quality SAE 80 GL4 EP 3 5 Imp pint Applicable if machine is attached in such a way that a 5 cm 2 distance A is respected see page 18 TYPE GMD 600 GMD 700 0 45 l 1 US pint 0 75 Imp pint TECHNICAL SPECIFICATIONS All manuals and use...

Page 13: ...aint from the front cover ofbevelgearboxwherebushingsmakecontact Chockchassis Pullparkingstandcontrollever C backwardsand swing it to the right looking in the direction of travel Attach chassis to cutterbar with 2 self locking screws B M 16 x 50 and 2 washers A dia 16 5 x 60 as shown in photo 1 and figure 1 Torque 30 daNm 220 ft lbs Install compensating spring rod N in its housing O photo 1 FOR YO...

Page 14: ...ins S and 4 roll pins T dia 6 x 36 as shown in photo 2 3 Assembly of belt shield and belts Installtheinnerbeltshield D photo3 inplaceand secure with the 3 spacer bolts E taped on the stop chain Install closing plate F equipped with elastic nut as shown in photo 3 All manuals and user guides at all guides com ...

Page 15: ...een pulleys When correct tension has been obtained tighten lock nut J photo 3 A Attachouterbeltshield X with3washersand3cap nuts I photo 4 Assemble closing plate and outer belt shield with one self locking screw K M 8 x 16 photo 4 4 Frame pipe and lift bracket assembly Aftercleaningattachframepipe L photo5 tobevel gearbox with 4 screws M M 16 x 40 Torque 21 daNm 155 ft lbs All manuals and user gui...

Page 16: ...ing P photo 7 to axle R of frame pipe and secure with 2 roll pins dia 8 x 40 Fit inner shoe I by means of 4 cup square bolts J M 10 x 25 and 4 self locking nuts M 10 photo 8 5 Compensating spring inner shoe and inner swath board assembly All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 17: ...Nm 90 ft lbs Attachswathwheelassembly U toouterskidshoe photo 9 with 2 cup square bolts V M 12 x 35 2 conicalwashers dia 13mm and2self lockingnuts M 12 Torque 8 5 daNm 65 ft lbs Before tightening screws V make sure that swath wheeldoesnotcomeintocontactwithconecoveror knives Keep to a distance of X 15 to 25 mm 3 5 1 Theangularpositionoftheswathwheelcomparedtothecutterbarcanbeadaptedtoworkingcondit...

Page 18: ...e pre assembled front safety bar B at N with3hexagonalscrews M12x75 andself lockingnuts M12 photo11 Donottightenthese 3screwscompletely sothatthefrontsafetybarcan still pivot Next attach rear safety bar A with 5 round head bolts P M 10 x 25 and 5 self locking nuts O M 10 fig 10 and photo 11 Fit end plug Z on rear safety bar A photo 11 All manuals and user guides at all guides com ...

Page 19: ...cover D as shown in photo 12 Buckle straps around the pipe frame at E Buckle straps F around front and rear safety bar All these straps are attached to the underneath of the safety cover Punch 3 holes in the safety cover at G and use 3 cup square bolts R M 10 x 35 with self locking nuts 0 M 10 fig 9 and plain washers Q dia 11 x 24 x 2 to attach the following components on the outside arms of the s...

Page 20: ...andard wheel track Follow fig 3 for category 2 tractors with wide wheel track Follow fig 4 for Cat 2 tractors with very wide wheel track In this case a lengthened left hitch pin for up to 200 mm 8 offset is required see optional accesso ries on page 35 NOTE Always attach machine in such a way that distance A is approximately 50 mm 2 All manuals and user guides at all guides com ...

Page 21: ...re the link to the mower 3 Connect the hydraulic hose X to the tractor 4 Raise machine with the tractor 3 point hitch pull parkingstandcontrollever L towardstherearand pivot it to the left looking in the direction of travel which raises parking stand E The lever is auto maticallylockedinplacewhenfullypivotedtowards the left photo 17 All manuals and user guides at all guides com a l l g u i d e s c...

Page 22: ... on the machine side Make sure PTO length is correct 1 WhenthePTOisinitsmaximumextendedposition aminimumtubeoverlapof250mm 10 mustbemaintained 2 WhenthePTOisinitsmaximumoverlapposition retracted tubesshouldnotbuttagainsttheyokes Asasafety measure a clearance of at least 10 mm 2 5 must be maintained If this is not the case shorten the two transmission tubes and the two guard tubes by the same lengt...

Page 23: ... safety bar upwards arrow 2 photo 24 till it is automatically locked in transport position Pull cord F photo 25 to pivot stop plate G which locks the spring compensating system Raise cutterbar in the full vertical position keeping cord pulled until cutterbar is raised up It will automatically be locked in place by latch C photo 25 when it reaches the vertical position photo 26 The cord F photo 25 ...

Page 24: ...ay as cord also activates stop plate D which unlocks the spring compensating system 4 Release lock by applying pressure with the hand palm arrow 1 and fold front safety bar V downwards arrow 2 photo 28 till it is automatically locked in working position Adjustment of chassis height from the ground 1 For tractors equipped with hydraulic position controlfunction setpositioncontrolsothatlower hitchpi...

Page 25: ...nctionthestop chaindelivered with the machine must be used Lower machine until hitch pins F are 450 mm 18 or slightly more from the ground Connect stop chain D with its hook G supplied in the hardware kit of the machine to one of the free holes at the tractor s top link attachment clevis Lower the machine into working position Chassis height is correct when The cutterbar is resting on the ground S...

Page 26: ... checked for good operation making sure all components slide correctly and are well greased Check for any cutterbar damage if an obs truction is encountered For the GMD 600 and GMD 700 the stack of spring washers should be compressed to 95 mm 3 3 4 fig 3 Observespring washerarrangementinfig 3 photo32 carefully If after resetting the cutterbar continues to break away the pressure of spring assembly...

Page 27: ...Lever L willautomaticallylockintoplacewhenfully pivoted towards the right Release hydraulic pressure to lower cutterbar to the horizontal position see page 22 for correct proce dure With the hydraulic 3 point lift lower the machine to the ground and disconnect the top link and the hydraulic hose Then disconnect lower links and the PTO shaft PlacethePTOshaft T initssupport U andwindthe hydraulic ho...

Page 28: ... and should be reduced when mowing dense crops Check correct fixation of plugs C photo 35 on the outer and inner disc cone Replace lost or worn plugs immediately ADVERSE FIELD CONDITIONS NEVERMOWINSTONYORROCKYGROUNDS Extra care and precautions should be taken in rough or debris ridden fields The following adjustments should be made to the mower in these conditions to minimize the possibility of fo...

Page 29: ...ideofthebevelgearbox mustalsobeunscrewedand cleaned after the first ten hours and thereafter should be checked and cleaned regularly The ball detent must be free to relieve pressure 1 BEVEL GEARBOX Check oil level once a day Add oil through filler plug B photo 36 if required Themaximumoilcapacityofthisgearboxisasshown in the table below and it is important not to exceed thisquantity GEARBOXOILCAPA...

Page 30: ...heir upper face is pointing in the direction of rotation of the disc it is fitted to Torque locknut to 12 daNm 90 ft lbs Discs knives and securing elements are manufac turedfromhighqualitysteelandhavebeensubjected to a heat treatment to assure a high resistance to wear Worn or damaged items must immediately be re placed with genuine KUHN parts as otherwise war ranty will be withdrawn CAUTION ONLYU...

Page 31: ...s to each other This positioning must be scrupulously respected so as to avoid interference between the knives Takeextracarewhenfittingtheconicalspringwashers C fig 1 whichmustbepositionedwiththeconicalcentre at the top Discs supplied through our spare parts department come with a 1 mm spacer part no 568 071 00 fig 2 attached to them When installing a new disc check if the gap between the blades o...

Page 32: ...This must be checked particularly during the first hours of work through the cut out C located underneath the belt shield photo 40 Note Belts must never be changed individually If oneofthembecomesdamaged thewholeset code No 83101791 must be replaced 3 Releasing compensating spring photo 41 When parking the machine the compensating spring is automatically released by operating the parking stand con...

Page 33: ...s factory adjusted so that dimension X photo 42 is 200 mm 8 for the GMD 600 and 170 mm 7 for the GMD 700 Whenworkingconditionsaredifficult adjustmentcan be modified as follows Put machine in parking position which releases compensating spring P photos 41 and 42 Loosen lock nut H and adjust rod F After adjustment retighten lock nut H All manuals and user guides at all guides com ...

Page 34: ...o the cutterbar 2 Worn knives Length A of a knife should be greater than 65 mm The width B of a knife measured at a distance of 10 mm away from the edge of the disc should be greater than 34 mm The hole L for the securing bolt must not become oval by more than 20 mm for an 18 mm hole B SECURING ELEMENTS To be inspected regularly particularly the tightening torque of the nut 12 daNm 90 ft lbs Inspe...

Page 35: ... or dirt When wear on the head reaches the contact area of the knife When the diameter D of the bolt shoulder is less than 15 mm 5 8 2 The nuts must be replaced 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 All manuals and user guides at all guid...

Page 36: ... 700 the second disc can be replaced by a cone Tighten fixation bolts to 12 daNm 88 ft lbs 3 Inside swath wheel kit No 104 6100 On the GMD 700 an inside swath wheel can be installed in conjunction with the second cone n 104 6130 This set enables reducing the swath width to 1 55 m approx 5 The swath wheel I is attached to the frame pipe with 2screws E M12x20 and2conicalspringwashers as shown in pho...

Page 37: ...ame lookinginthedirection oftravel Installation see pages 17 and 18 6 Wear plate 568 017 00 Toprolongthelifeofworndiscguardswhenworkingin very difficult and abrasive conditions wear plates are availablethroughoursparepartsdepartmentforwelding totheundersideofeachindividualdiscguard fig 49 7 Raised skids fig 50 Kit No 103 6190 A raised skid shoe kit comprising 2 raised skids is available as an opti...

Page 38: ...unt the panel A with its support S in the guide H with lock U and plug electric cable at the rear of the tractor Before putting the machine in work position dont forget to unbolt the panel 10 Kit for mowing at 35 degrees below horizontal photo 53 Kit no 104 6140 This kit consists of a longer hydraulic cylinder V a shorterattachmentrod D and2connectingbrackets C to be installed in place of the orig...

Page 39: ...e cutterbar stiffener M following the instructions on figure 54 and 55 GMD 600 X 430 mm GMD 700 X 720 mm Fit the inner swath board support plate A on the mounting bracket B with 3 cup square bolts V M 12 x 30 and 3 self locking nuts O M 12 torque 8 daNm 60 ft lbs figure 54 Nextfittheinnerswathboard C onthesupport A by means of a cup square bolt J M 12 x 80 a pressure spring R a dished washer S and...

Page 40: ...ngecutterbarangleusing tractor top link see page 23 Insufficientcutterbar Adjust compensating spring tension downpressure see page 31 Soil built up in front of Very wet conditions Adjust main frame height by cutterbar shortening chain as necessary see pages 22 23 Sticky ground Fit a set of raised skids see page 36 Toomuchcutterbar Adjust compensating spring tension downpressure see page 31 Cutterb...

Page 41: ...th new oil to correct level Inspect and replace worn knives and their fixation hardware Store cutterbar in operating position Untightendrivebelts Clean bar and rusted areas and paint all areas from which the paint has worn STORING THE MOWER All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 42: ...7 REV February 1988 Health and Safety Executive The method employed corresponds to the method No 4 in this document Unspecified testing conditions comply with ISO 5131 standard Measuring equipment conforms to NF S 31 009 standard The tractor used has a power of 92 kW A weighted emission sound pressure level L A eq inside tractor cab with closed windows GMD 600 GMD 700 Tractor only 76 0 dB A 76 0 d...

Page 43: ...eglected or damaged by accident or let out on hire Nor can claims be accepted if parts other than those manufactured by us have been incorporated in any of our equipment Furthermore the Company shall not be responsible for damage in transit or handling by any common carrier and under no circumstances within or without the warranty period will the Company be liable for damages for loss of use or da...

Page 44: ...as to defect and to the exchange of any part or parts That all safety instructions in the Operator s Manual shall be followed and all safety guards regularly inspected and replaced where necessary No warranty is given on second hand products and none is to be implied Persons dealing in the Company s products are in no way legal agents of the Company and have no right or authority to assume any obl...

Page 45: ... N O T E S All manuals and user guides at all guides com ...

Page 46: ...All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 47: ...ld 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 recommendations given in this manual All manuals and user guides at all guides com ...

Page 48: ...NE 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 Société Anonyme au Capital de 19 488 000 Euros For your safety and to get the best from your machine use only genuine KUHN parts All manuals and user guides at all guides com ...