Claas CORTO 250 Service Parts Download Page 100

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Hydraulic System

VOLTO

TIC

5-2

10/04

1.0 VOLTO 1050 H hydraulic system circuit diagram

Key to diagram

Coupler

2 Shut-off

tap

Fold side arm shut-off tap (white rope)

Shut-off tap – transport/working position

Orifice plate

∅

1.5 mm

6 Flow

divider

Longitudinal beam hydraulic cylinder

Right outside arm hydraulic cylinder

Left-hand outside arm hydraulic cylinder

Right-hand outside arm hydraulic cylinder

Left-hand side arm hydraulic cylinder

Chassis hydraulic cylinder

Raise/lower chassis shut-off tap (red rope)

S Rope

Summary of Contents for CORTO 250

Page 1: ...DISCO 8500C Tractor DISCO 8500C 6 8 JAGUAR until serial no 652 01278 DISCO CORTO VOLTO LINER Technical Systems...

Page 2: ...Hydraulic Electric System JAGUAR 8550C TIC 10 04...

Page 3: ...Electric System 10 04 Chapter 1 JAGUAR 8500 C JAGUAR 8500 C 6 JAGUAR 8500 C 8 2 DISCO 8500 C 3 CORTO 8100 F T 4 LINER 3000 LINER 1550 TWIN LINER 650 TWIN 5 VOLTO 1050 VOLTO 870H 6 DISCO 3000TC TRC AS...

Page 4: ...Hydraulic Electric System JAGUAR 8550C TIC 10 04...

Page 5: ...tric circuit diagram 14 2 2 Function 16 2 3 Central terminal compartment 20 3 0 Installation information 24 3 1 Timing of drives 24 3 2 Installation of pinion units 25 3 3 Safety module 26 3 4 Tighten...

Page 6: ...charge pressure 35 bar 0 75 litres 89 Right mower unit lock up valve unit 2 2 way solenoid valve closed when deenergized 90 Right mower unit raise lower hydraulic cylinder 91 Left mower unit fold in...

Page 7: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 3 JAGUAR 8500 C 6 C 8 hydraulic circuit diagram...

Page 8: ...other Bucher directional control valves 73 72 71 and 70 83 Pressure relief valve 180 bar left mower unit 86 Pressure relief valve 180 bar left mower unit 89 Right mower unit lock up valve unit 2 2 way...

Page 9: ...round pressure All pressure gauges show a ground pressure of 50 bar with the mower units lowered working position Bucher 2 2 way valves under the cover 70 2 2 way solenoid valve fold out right and lef...

Page 10: ...the left of the front attachments cylinder Jaguar 600 series on the right of the front attachments cylinder Accumulator behind the right hand cover 88 3 x right mower unit accumulator charge pressure...

Page 11: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 7...

Page 12: ...the non return valves 81 and 84 into cylinders 91 and 92 The side mounted mower units are now folded out and the starting protections are activated 6 Cylinders travel against their end stop Pressure s...

Page 13: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 9 JAGUAR 8500 C 6 C8 hydraulic circuit diagram...

Page 14: ...f 85 bar is reached while raising the pressure switch 94 normally open contact switches 3 The relays 12 and 15 now cut the power supply to the lock up valve units 89 99 and 109 The lock up valve units...

Page 15: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 11 JAGUAR 8500 C 6 C8 hydraulic circuit diagram...

Page 16: ...ve 50 goes to switch position B 4 Volume flow goes to hydraulic cylinders 103 The cylinders 103 raise the centre mower unit 5 Cylinders 103 travel to their end stop The pressure rises 6 When the press...

Page 17: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 13 JAGUAR 8500 C 6 C8 hydraulic circuit diagram...

Page 18: ...noid coil fold out right and left Disco 71 Solenoid coil fold in right and left Disco 72 Solenoid coil raise lower centre Disco 73 Left Disco raise lower solenoid coil 74 Right Disco raise lower solen...

Page 19: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 15 Electric system Jaguar 8500C Disco 8500C 6 C 8...

Page 20: ...ht Disco Actuate rocker switch 4 Earth is connected via pin 10 of connector 7 to relay 13 on terminal 85 and to the solenoid valve 74 Relay 13 connects earth to the solenoid valve 50 which goes to swi...

Page 21: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 17 Electric system Jaguar 8500C Disco 8500C 6 C 8...

Page 22: ...nal 85 as long as the pressure in the lift cylinders is 80 bar Relay 12 switches and cuts the power supply to the lock up valve units 89 99 and 109 This is necessary to make the mower units remain in...

Page 23: ...TIC JAGUAR 8550C Hydraulic Electric System 10 04 1 19 Electric system Jaguar 8500C Disco 8500C 6 C 8...

Page 24: ...side mounted mower unit solenoid valve 74 K2 Raise lower left side mounted mower unit solenoid valve 73 K3 Front mower unit solenoid valve 72 K4 Right mower unit lock up valve unit solenoid valve 89...

Page 25: ...er right side mounted mower unit solenoid valve 74 K2 Raise lower left side mounted mower unit solenoid valve 73 K3 Front mower unit solenoid valve 72 K4 Right mower unit lock up valve unit solenoid v...

Page 26: ...t located above the relays 19 Left terminal strip 19a Right terminal strip K1 Raise lower right side mounted mower unit solenoid valve 74 K2 Raise lower left side mounted mower unit solenoid valve 73...

Page 27: ...550C Hydraulic Electric System 10 04 1 23 Pin assignment of switches in the CCT as seen from the rear S1 Stop switch S2 Disco fold in out switch S3 Left Disco raise lower switch S4 Right Disco raise l...

Page 28: ...input module E 6 rows of pinions are provided in the mower head These are sub divided into four 4 versions and two B versions The B versions are marked with red paint at the bottom Left mower unit A...

Page 29: ...pinion units 7 Flange 13 Pinion shaft Pinion unit A The marking M on the pinion shaft 13 the tooth centre Z and the centre of the flange bore must be aligned Pinion unit B The marking M on the shaft t...

Page 30: ...1 26 10 04 3 3 Safety module S Breaking point for cases of sudden load S1 Safety screw when sudden loads occur and the pinion has been sheared off the shaft this screw holds both parts together and t...

Page 31: ...10 04 1 27 3 4 Tightening torques Item Remark Tightening torque 1 M 10x30 bolt 85 Nm 2 M 10x20 countersunk head bolt 70 Nm 3 M 10x19 bolt 85 Nm 4 M 10x55x45 countersunk head bolt 70 Nm 5 M 20x30 chee...

Page 32: ...Hydraulic Electric System JAGUAR 8550C TIC 1 28 10 04 4 0 Drive diagram...

Page 33: ...0 Hydraulic System 2 1 1 Hydraulic circuit diagram 2 2 0 Electric System 4 2 1 Electric circuit diagram 4 3 0 Installation information 6 3 1 Timing of drives 6 3 2 Installation of pinion units 7 3 3...

Page 34: ...linder for front mower units 3 Cylinder for front mower units 4 Oil pressure switch set to 190 bar 5 Flow divider 6 Cylinder with 3 2 way directional control valve Raise lower side mounted mower units...

Page 35: ...TIC DISCO 8550C Tractor Hydraulic Electric System 10 04 2 3...

Page 36: ...nder right Activating deactivating the transport stop Deactivating the transport stop Press both 0 keys simultaneously Both LEDs L light up the two 2 2 way solenoid valves 6 and 7 on the cylinder are...

Page 37: ...TIC DISCO 8550C Tractor Hydraulic Electric System 10 04 2 5 DISCO 8500 C tractor electric circuit diagram...

Page 38: ...dition to the drive input module E 6 rows of pinions are provided in the mower head These are sub divided into four 4 versions and two B versions The B versions are marked with red paint at the bottom...

Page 39: ...of pinion units 7 Flange 13 Pinion shaft Pinion unit A The marking M on the pinion shaft 13 the tooth centre Z and the centre of the flange bore must be aligned Pinion unit B The marking M on the sha...

Page 40: ...TIC 2 8 10 04 3 3 Safety module S Breaking point for cases of sudden load S1 Safety screw when sudden loads occur and the pinion has been sheared off the shaft this screw holds both parts together an...

Page 41: ...ystem 10 04 2 9 3 4 Tightening torques Item Remark Tightening torque 1 M 10x30 bolt 85 Nm 2 M 10x20 countersunk head bolt 70 Nm 3 M 10x19 bolt 85 Nm 4 M 10x55x45 countersunk head bolt 70 Nm 5 M 20x30...

Page 42: ...Hydraulic Electric System DISCO 8550C Tractor TIC 2 10 10 04 4 0 Drive diagram...

Page 43: ...nit Standard Disco 3000FC Side mounted mower units Identical with Disco 300C except for the frame the drive and the feed drum Figure Push type pull type combination Front mower unit Standard Disco 300...

Page 44: ...Hydraulic Electric System DISCO 8550C Tractor TIC 2 12 10 04...

Page 45: ...on the left hand drive 6 1 2 5 Shutting down the left hand drive 6 1 2 6 Raising the left CORTO 6 1 2 7 Lowering the left CORTO 8 1 2 8 Raising the right CORTO 8 1 2 9 Lowering the right CORTO 8 1 2...

Page 46: ...1 Non return valve left 82 Hydraulic cylinder left CORTO starting protection 83 Pressure relief valve 180 bar 84 Non return valve right 85 Hydraulic cylinder right CORTO starting protection 86 Pressur...

Page 47: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 3 CORTO 8100 F...

Page 48: ...sure switch 93 actuates the solenoid valves 72 and 73 Oil flows to the hydraulic cylinders 91 and 92 The hydraulic cylinders retract Consequently the side mounted mower units are folded to the front i...

Page 49: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 5 CORTO 8100 F...

Page 50: ...shut down 1 2 4 Switching on the left hand drive Actuate rocker switch 2 Earth is connected to relay 17 on terminal 85 and to solenoid valve 71 Relay 17 connects earth to relay 15 and to the 4 3 way...

Page 51: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 7 CORTO 8100 F...

Page 52: ...ion Actuate rocker switch 4 Earth is connected to relay 16 on terminal 85 and to solenoid valves 72 and 73 Relay 16 connects earth to relay 15 and to the 4 3 way solenoid valve 50A Relay 15 cuts the c...

Page 53: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 9 CORTO 8100 F...

Page 54: ...ght CORTO starting protection 86 Pressure relief valve 180 bar 87 Pressure gauge CORTO right hand load relief 88 Accumulator right hand pre loaded to 210 bar 89 Lock up valve unit on right side electr...

Page 55: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 11 CORTO 8100 T...

Page 56: ...t on the tractor Oil flows into hydraulic cylinders 82 85 91 and 92 Upon reaching the end position or 80 bar the oil pressure switch 79 connects earth to relay 6 Relay 6 connects the current supply to...

Page 57: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 13 CORTO 8100 T...

Page 58: ...the left hand drive Actuate rocker switch 2 Solenoid valve 103 is energized Lock up valve unit 103 is opened and oil can flow into cylinder 78 upon actuation of the tractor hydraulics and switch on th...

Page 59: ...TIC CORTO 8100 F T Hydraulic Electric System 10 04 3 15 CORTO 8100 T...

Page 60: ...Hydraulic Electric System CORTO 8100 F T TIC 3 16 10 04...

Page 61: ...separately 20 1 3 6 Setting the sequential control on the turning area 22 1 4 Learning the limit stops setting of basic values 24 1 4 1 Execution 24 1 5 Checking in case of malfunctions 26 1 6 Install...

Page 62: ...hydraulic cylinder 13 Raise lower front rotors hydraulic cylinder 14 Swath width front narrower wider hydraulic cylinder 15 Raise lower rear rotors hydraulic cylinder 16 Quick release coupling on trac...

Page 63: ...TIC LINER Hydraulic Electric System 10 04 4 3 LINER 3000...

Page 64: ...TIC 4 4 10 04 1 1 3 Valve block 21 Key to diagram M1 Circulation blocking solenoid valve master valve M4 Lower front rotors solenoid valve M5 Raise front rotors solenoid valve X John Deere screw cons...

Page 65: ...TIC LINER Hydraulic Electric System 10 04 4 5 Valve block 21 master valve raise lower front rotors...

Page 66: ...lectric System LINER TIC 4 6 10 04 1 1 4 Valve block 22 Key to diagram M2 Lower chassis solenoid valve M3 Raise chassis solenoid valve M6 Front rotors wider solenoid valve M7 Front rotors narrower sol...

Page 67: ...TIC LINER Hydraulic Electric System 10 04 4 7 Valve block 22...

Page 68: ...rotors solenoid valve M6 Front rotors wider solenoid valve M7 Front rotors narrower solenoid valve M8 Raise rear rotors solenoid valve M9 Lower rear rotors solenoid valve M10 Lower rear rotors soleno...

Page 69: ...ts The valve insert part no 631 444 0 is built into the solenoid valves M3 M6 M7 and M10 The valve insert part no 631 520 0 is built into solenoid valve M2 Attention When disassembling or replacing th...

Page 70: ...rol Terminal 1 Switch On Off 2 Stop switch 3 Working position switch 4 Transport position switch 5 Swath width front switch 6 Swath width front switch 7 Raise front rotors switch 8 Lower front rotors...

Page 71: ...TIC LINER Hydraulic Electric System 10 04 4 11 LINER 3000 electric system...

Page 72: ...width front wider switch 6 Swath width front narrower switch 7 Raise front rotors switch 8 Lower front rotors switch 9 Turning area switch 10 LED light emitting diode After switching on the control te...

Page 73: ...ntrol unit Shut down the control unit Control unit is shut down Emergency program Setting the basic values Setting the raise height Setting the turning are time Manual operation Normal operation Norma...

Page 74: ...n Folding up the front rotors Press key 7 fold up front rotors Lowering the front rotors Press key 8 lower front rotors Increasing the front swath width Press key 5 increase working width Decreasing t...

Page 75: ...TIC LINER Hydraulic Electric System 10 04 4 15...

Page 76: ...changed Basic setting rotor height adjustment and time adjustment on the turning are not possible Switching back and forth between the Raise front rotors and Lower front rotors functions is not possib...

Page 77: ...TIC LINER Hydraulic Electric System 10 04 4 17...

Page 78: ...ltaneously for approx 3 seconds The flashing mode of LED 10 changes Go to the desired rotor positions using keys 5 8 Key 5 Raising the rear rotors Key 6 Lowering the rear rotors Key 7 Raising the fron...

Page 79: ...TIC LINER Hydraulic Electric System 10 04 4 19...

Page 80: ...king position Now either press key 9 all rotors are raised or press key 8 all rotors are lowered to their working position 1 3 5 Raising the front rotors separately Separately raising the front rotors...

Page 81: ...TIC LINER Hydraulic Electric System 10 04 4 21...

Page 82: ...leased The time between lowering the front rotors and lowering the rear rotors has now been stored Raising the rotors Briefly press key 9 when driving out of the turning area After this within 3 secon...

Page 83: ...TIC LINER Hydraulic Electric System 10 04 4 23...

Page 84: ...nd key 4 road travel simultaneously until the Liner hydraulics is active hydraulic noise During the setting process first the chassis is raised to working position To make the program continue the Ree...

Page 85: ...y following this setting process a malfunction will occur When pressing key 9 at the end of the field all rotors are raised up to the programmed height when pressing key 9 lower rotors to working posi...

Page 86: ...be between 0 5 and 4 5 volt Measuring range of angle transmitters 120 Signal voltage at 0 0 5 volt Signal voltage at 120 4 5 Volt The signal voltage requires that the supply voltage be correct the ang...

Page 87: ...TIC LINER Hydraulic Electric System 10 04 4 27 1 6 Installing the angle transmitters 1 6 1 Front angle transmitter 1 6 2 Rear angle transmitter...

Page 88: ...rear angle transmitter must be installed parallel to the frame The position of the notch K in the actuation lever must point towards the frame or upwards when the rotors are lowered see picture 1 6 4...

Page 89: ...gle transmitters are automatically tested LED 10 lights up no fault LED 10 flashing once front angle transmitter defective LED 10 flashing twice rear angle transmitter defective LED 10 flashing three...

Page 90: ...ellow service line hose coupler brake 3 Filter 4 Trailer brake valve with release valve and pre set pressure 5 Compressed air accumulator 20 litres 6 Dewatering valve manual 7 Empty coupling 8 Eye joi...

Page 91: ...TIC LINER Hydraulic Electric System 10 04 4 31...

Page 92: ...ng 2 2 2 way valve 10 bar adjustable 3 40 bar Rear lowering velocity 3 Pressure sequence valve 100 bar adjustable 70 210 bar Adapt ground speed 4 Lock up valve unit 5 Steered wheels 6 Rear rotors II 7...

Page 93: ...TIC LINER Hydraulic Electric System 10 04 4 33 LINER 1550 Twin Profile...

Page 94: ...on the tractor 2 Connection with a single acting control unit on the tractor 3 Hydraulic cylinder Fold rear rotor left or right 4 Hydraulic cylinder Raise front rotors 5 Hydraulic cylinder Raise rear...

Page 95: ...in 3 2 1 Hydraulic System 1 Shut off tap 2 3 3 way valve 3 Orifice plate 1 8 mm 4 Orifice plate 1 8 mm 5 Hydraulic cylinder on left side in direction of forward travel 6 Hydraulic cylinder on right si...

Page 96: ...ing or turning on a slope there are different pressures in the hydraulic cylinders 3 and 4 depending on the position of the implement The pressure relief valve 5 and two non return valves prevent a cr...

Page 97: ...TIC LINER Hydraulic Electric System 10 04 4 37 The higher the pressure relief valve 5 is set the smaller the pressure difference and consequently the lifting force of hydraulic cylinders 3 and 4...

Page 98: ...flow into two equal volume flows that flow to the hydraulic cylinders 3 and 4 via ports A and B These volume flows are kept constant by a pressure balance 8 in flow divider 2 This control action also...

Page 99: ...sport to working position 4 2 2 Moving from working to transport position 6 3 0 VOLTO 870 H hydraulic system circuit diagram 9 4 0 VOLTO 1050 T hydraulic system 10 5 0 VOLTO 770 T hydraulic system 16...

Page 100: ...ition 5 Orifice plate 1 5 mm 6 Flow divider 7 Longitudinal beam hydraulic cylinder 8 Longitudinal beam hydraulic cylinder 9 Right outside arm hydraulic cylinder 10 Left hand outside arm hydraulic cyli...

Page 101: ...TIC VOLTO Hydraulic System 10 04 5 3 VOLTO 1050 H...

Page 102: ...to working position Lower the sensing wheel to the ground using the three point hitch and set the three point hitch to the float position If the tractor has no float position remove the sensing wheel...

Page 103: ...O Hydraulic System 10 04 5 5 Pull the white rope and fold the side arms fully to the outside using the double acting control unit Lower the inner side rotors to the ground using the single acting cont...

Page 104: ...control unit must be in float position However the double acting control unit must be in neutral position i e not in float position 2 2 Moving from working to transport position Pull the red rope and...

Page 105: ...Using the single acting control unit raise the side arms up to the stop To avoid damage when folding in the side arms always raise the rotors up to the stop Pull the white rope and fold in the side a...

Page 106: ...e chassis using the single acting control unit Release the rope and let the side arms rest on the support using the single acting control unit Raise the machine fully at the front using the three poin...

Page 107: ...coupling double acting 2 Shut off tap 3 Shut off tap left arm pivot point controlled by linkage 4 Lock up valve unit 5 Lock up valve unit 6 Arm hydraulic cylinder 7 Arm hydraulic cylinder 8 Hydraulic...

Page 108: ...ock type ball valve Closed in working position open in transport position 11 Flow divider Distributes the volume flow evenly to the hydraulic cylinders 2a and 2b 12 Flow divider 13 Lock up valve unit...

Page 109: ...TIC VOLTO Hydraulic System 10 04 5 11 VOLTO 1050 T...

Page 110: ...cylinders 2 via the open stroke limiting valve 5 and the flow divider 11 While the hydraulic cylinders 2 are extended the block type ball valve 7 is closed After the end of the stroke of hydraulic cyl...

Page 111: ...TIC VOLTO Hydraulic System 10 04 5 13 VOLTO 1050 T...

Page 112: ...ylinder 2 directs the volume flow via the open stroke limiting valve 5 and port DW1 into the tank Volume flow goes to the hydraulic cylinders 1 of the outer arms via the open block type ball valve 7 T...

Page 113: ...TIC VOLTO Hydraulic System 10 04 5 15 VOLTO 1050 T...

Page 114: ...e Close for transport 7 Accumulator Pre stress 40bar Volume 0 16 litres 8 Block type ball valve Must be open when in working position Closed only during dispatch and repair 9 Lock up valve unit Preven...

Page 115: ...TIC VOLTO Hydraulic System 10 04 5 17...

Page 116: ...chronous raising 3 Hydraulic cylinder 4 Shut off tap Open while machine is in use Close for transport 5 Pressure relief valve Adjusting range 0 50 bar ex works setting 30 bar 6 Non return valve 7 Non...

Page 117: ...slope there are different pressures in the hydraulic cylinders 1 and 3 depending on the position of the implement The pressure relief valve 5 and two non return valves prevent a cross flow from A to...

Page 118: ...ydraulic System VOLTO TIC 5 20 10 04 6 1 Flow divider The higher the pressure relief valve 5 is set the smaller the pressure difference and consequently the lifting force of hydraulic cylinders 3 and...

Page 119: ...TIC VOLTO Hydraulic System 10 04 5 21...

Page 120: ...pen while machine is in use Close for transport 5 Pressure relief valve Adjusting range 0 50 bar ex works setting 30 bar 6 Non return valve 7 Non return valve 8 Pressure balance 9 Lock up valve unit F...

Page 121: ...slope there are different pressures in the hydraulic cylinders 1 and 3 depending on the position of the implement The pressure relief valve 5 and two non return valves prevent a cross flow from A to...

Page 122: ...ydraulic System VOLTO TIC 5 24 10 04 7 1 Flow divider The higher the pressure relief valve 5 is set the smaller the pressure difference and consequently the lifting force of hydraulic cylinders 3 and...

Page 123: ...valve Is actuated mechanically by the left outer arm Is open in working position and closed in transport position 6 Block type ball valve Open while machine is in use Close for transport 7 Accumulator...

Page 124: ...Hydraulic System VOLTO TIC 5 26 10 04...

Page 125: ...TIC DISCO 3000 CORTO 3100 300 252 250 Hydraulic System 10 04 6 1 1 0 Hydraulic system circuit diagram for tractor pulled mower units DISCO 3000 TC TRC AS FG CORTO 3100 300 252 250 2...

Page 126: ...100 300 252 250 Key to diagram 1 Chassis cylinder 2 Chassis cylinder 3 Drawbar Swing cylinder 4 Shut off tap 5 Lock up valve unit 6 Belt lift cylinder 7 Belt drive hydraulic pump 8 Belt drive hydrauli...

Page 127: ...TIC DISCO 3000 CORTO 3100 300 252 250 Hydraulic System 10 04 6 3 Tractor pulled mower units DISCO 3000 TC TRC AS FG CORTO 3100 300 252 250...

Page 128: ...Hydraulic System DISCO 3000 CORTO 3100 300 252 250 TIC 6 4 10 04...

Page 129: ...will not be implemented on these machines Technical data dimensions and weights are given as an indication only Responsibility for errors or omissions not accepted Reproduction or translation of this...

Page 130: ...CLAAS KGaA mbH Postfach 1163 33426 Harsewinkel Tel 49 0 5247 12 0 www claas com 0298 211 3 SYS DISCO CORTO VOLTO LINER 8700 8550 EN 05 05 NF Printed in Germany...

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Claas CORTO 250, Service Parts

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Summary of Contents for CORTO 250

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