SCORPION 9040 (404-03) repair manual claas

SCORPION 9040 (404-03) 7045 (403-03) 7040 (402-03) 7030 (401-03) 6030 (400-01) Repair Manual

The telehandlers described in this manual are to be used only for agricultural and related applications. This is the designated use they are to be put to. If the machine is modified without the prior written consent of CLAAS, or if it used in a way which does not correspond to the designated use, or if the machine is not driven or serviced correctly, the firm shall not assume any responsibility whatsoever for injuries or damage (both direct damage and consequential damage). Strictly observe the procedures regarding operation and maintenance described in this manual. Moreover, use original CLAAS spare parts only. In the event that no original spare parts are used, the machine guarantee shall be void in case of damage resulting from failure to use original spare parts. Exclusively built for CLAAS KGaA mbH by KRAMER-WERKE GmbH Nussdorfer Str. 50 D-88662 Überlingen/Germany.

Table of contents 000 295 725 0 - RHB SCORPION I-1 Table of contents Machine specifications: overview 1 Machine outside view .............................................................................................. 1-1 Inside of cab: overview ............................................................................................ 1-2 Instrument panel, multifunctional lever, switch consoles: overview ......................... 1-3 Important information on this manual ...................................................................... 1-4 Abbreviations/symbols ....................................................................................... 1-4 Model and trade names: overview ........................................................................... 1-4 Type labels and component numbers ...................................................................... 1-5 Serial number .................................................................................................... 1-5 Cab number ....................................................................................................... 1-5 Engine number .................................................................................................. 1-5 Hydraulic pump number .................................................................................... 1-6 Variable displacement motor number ................................................................ 1-6 Variable displacement motor number (high speed option) ................................ 1-6 Front and rear axle numbers ............................................................................. 1-6 Frame ...................................................................................................................... 1-8 Engine ...................................................................................................................... 1-8 Oil/water cooling fan ................................................................................................ 1-9 Power train ............................................................................................................... 1-9 Variable displacement pump ............................................................................. 1-9 Variable displacement motor ............................................................................. 1-9 Axles ...................................................................................................................... 1-10 Front axle ......................................................................................................... 1-10 Rear axle ......................................................................................................... 1-10 Service and parking brake ..................................................................................... 1-11 Steering system ..................................................................................................... 1-11 Work hydraulics ..................................................................................................... 1-12 Hydraulic pump ................................................................................................ 1-12 Hydraulic ram protection .................................................................................. 1-12 Lift, tilt and push-out rams: velocity ................................................................. 1-13 Hydraulic pilot control ...................................................................................... 1-13 Additional control circuit (option) ..................................................................... 1-13 Electric system ....................................................................................................... 1-14 Fuses: overview ............................................................................................... 1-14 Electric components ........................................................................................ 1-15 Main fuse box with relays (88 kW diesel engine) ............................................ 1-16 Main fuse box with relays (103 kW diesel engine) .......................................... 1-16 Relays: overview ............................................................................................. 1-17 Tyres for models 400-01/401-03/402-03/403-03 ................................................... 1-18 Tyres for model 404-03 .......................................................................................... 1-18 Weights .................................................................................................................. 1-19 Noise levels ........................................................................................................... 1-19 Vibration ................................................................................................................. 1-19 Coolant compound table ........................................................................................ 1-19 Tightening torques ................................................................................................. 1-20 General tightening torques .............................................................................. 1-20 Specific tightening torques .............................................................................. 1-20 Trailer couplings: trailer weight/drawbar load ........................................................ 1-20 Payload: model 400-01 load diagram .................................................................... 1-21 Payload: models 401-03 load diagram .................................................................. 1-22 Payload: model 402-03 load diagram .................................................................... 1-23 Payloads: model 403 03 load diagram .................................................................. 1-24 Table of contents

Table of contents I-2 000 295 725 0 - RHB SCORPION Payloads: model 404 03 load diagram ................................................................... 1-25 Rigid front axle without oscillating axle interlock (rear axle) ............................ 1-25 Rigid front axle with mechanical or hydraulic oscillating axle interlock (rear axle) .......................................................................................... 1-26 Front axle with frame levelling and without oscillating axle interlock (rear axle) .......................................................................................... 1-27 Front axle with frame levelling and hydraulic oscillating axle interlock (rear axle) .......................................................................................... 1-28 Dimensions with bucket ........................................................................................ 1-29 Dimensions with pallet forks .................................................................................. 1-30 Maintenance and servicing work 3 Explanation of symbols on the maintenance label ................................................... 3-1 Maintenance label .................................................................................................... 3-2 Fluids and lubricants: overview ................................................................................ 3-3 Maintenance plan (overview) ................................................................................... 3-4 Introduction .............................................................................................................. 3-8 Safety prop for telescopic boom .............................................................................. 3-8 Fuel system .............................................................................................................. 3-9 Specific safety instructions ................................................................................ 3-9 Refuelling ........................................................................................................... 3-9 Stationary fuel pumps ........................................................................................ 3-9 Diesel fuel specification ................................................................................... 3-10 Checking/replacing the fuel prefilter (water separator) .................................... 3-10 Replacing the fuel filter .................................................................................... 3-11 Bleeding the fuel system .................................................................................. 3-12 Engine lubrication system: maintenance ............................................................... 3-13 Checking the engine oil level ........................................................................... 3-13 Filling up engine oil .......................................................................................... 3-14 Replacing the engine oil every 500 s/h (service hours) ................................... 3-15 Replacing the engine oil filter cartridge every 500 s/h (service hours) ............ 3-16 Maintenance of the engine and hydraulics cooling system .................................... 3-17 Specific safety instructions .............................................................................. 3-17 Checking the coolant level and quality ............................................................ 3-18 Filling up coolant .............................................................................................. 3-19 Draining coolant ............................................................................................... 3-20 Cleaning the radiator fins ................................................................................. 3-21 Cleaning the radiator with the reversing fan (option) ............................................. 3-22 Air filter maintenance ............................................................................................. 3-23 Checking air filter contamination ...................................................................... 3-23 Replacing the filter cartridge at 500 s/h (service hours) .................................. 3-24 Maintenance: V-belts ............................................................................................. 3-25 Checking V-belt tension ................................................................................... 3-25 Retightening the V-belts .................................................................................. 3-25 Gearbox and axle maintenance ............................................................................. 3-26 Checking the oil level in the gearbox ............................................................... 3-26 Filling up the gearbox oil .................................................................................. 3-26 Changing the gearbox oil ................................................................................. 3-27 Rear axle differential oil level ........................................................................... 3-28 Draining the oil in the rear axle differential ...................................................... 3-28 Front axle differential oil level .......................................................................... 3-29 Draining the oil in the front axle differential ...................................................... 3-29 Planetary drives: checking and filling up the oil level ....................................... 3-30 Changing the oil ............................................................................................... 3-30 Safety instructions regarding the hydraulic system ................................................ 3-31 Specific safety instructions .............................................................................. 3-31 Monitoring the hydraulic oil and the reflux filter ...................................................... 3-32

Table of contents 000 295 725 0 - RHB SCORPION I-3 Checking the hydraulic oil level ............................................................................. 3-32 Filling up hydraulic oil ............................................................................................ 3-33 Replacing the reflux filter of the hydraulic system ................................................. 3-33 Replacing the microfilter of the hydraulic system .................................................. 3-33 Replacing hydraulic oil ........................................................................................... 3-34 Important information for the use of biodegradable oil .......................................... 3-35 Checking hydraulic pressure lines ......................................................................... 3-36 Specific safety instructions .............................................................................. 3-36 Lubrication work ..................................................................................................... 3-37 Central lubrication system (option) .................................................................. 3-37 Lubricating the rear axle oscillation-type bearing ............................................ 3-37 Lubricating the planetary drive bearing ........................................................... 3-37 Lubrication points on the telescopic boom: overview ...................................... 3-38 Lubricating the telescopic boom ...................................................................... 3-38 Checking the slide plates ................................................................................. 3-38 Setting the lubrication and break times ........................................................... 3-39 Filling the central lubrication system ................................................................ 3-39 Maintenance of the brake system .......................................................................... 3-40 Specific safety instructions .............................................................................. 3-40 Checking/filling up the brake fluid level ........................................................... 3-40 Bleeding the hydraulic powerbrake ........................................................................ 3-41 Replacing/bleeding the service brake fluid with bleed equipment ......................... 3-42 Bleeding the trailer brake valve (option) .......................................................... 3-43 Bleeding the parking brake .............................................................................. 3-43 Maintenance: compressed-air brake system (option) ............................................ 3-44 Checking the compressed-air tank and lines ................................................... 3-44 Checking the compressor attachment and drive ............................................. 3-44 Tyre maintenance .................................................................................................. 3-45 Daily tyre checks ............................................................................................. 3-45 Changing wheels ............................................................................................. 3-46 Heating and ventilation maintenance ..................................................................... 3-47 Cleaning/replacing the fine-dust or active charcoal filter (option) .................... 3-47 Cleaning/replacing the recirculated-air filter .................................................... 3-47 Air conditioning (option): maintenance .................................................................. 3-48 General safety instructions for maintenance of the air conditioning system .... 3-48 Functional and visual check ............................................................................ 3-49 Emptying/filling up the air conditioning system ................................................ 3-50 Replacing the air conditioning compressor ...................................................... 3-50 Maintenance of the electric system ....................................................................... 3-51 Specific safety instructions regarding maintenance and servicing .................. 3-51 Service and maintenance work at regular intervals ......................................... 3-51 Cables, bulbs and fuses .................................................................................. 3-52 Alternator ......................................................................................................... 3-52 Adjusting the headlights when using lightweight material buckets .................. 3-52 Adjusting the headlights .................................................................................. 3-53 Adjusting the headlights when using a lightweight material bucket ................. 3-53 Checking/replacing the battery ........................................................................ 3-54 Maintenance: trailer coupling ................................................................................. 3-55 Rockinger trailer coupling ................................................................................ 3-55 General maintenance work on the machine .......................................................... 3-56 Specific safety instructions regarding maintenance and servicing .................. 3-56 Cleaning inside the cab ......................................................................................... 3-57 Cleaning the seat belt ............................................................................................ 3-57 Cleaning the exterior of the machine ..................................................................... 3-57 Checking screw connections ................................................................................. 3-57 Checking pivots and hinges ................................................................................... 3-57 Cleaning the engine compartment ......................................................................... 3-58

Table of contents I-4 000 295 725 0 - RHB SCORPION Maintenance and servicing work “Aggressive Media” ............................................ 3-59 Anticorrosion protection applied in the factory ................................................. 3-59 Safety instructions for maintenance of anticorrosion protection ...................... 3-60 Measures for maintaining anticorrosive protection .......................................... 3-60 Applying the protective anticorrosion coating .................................................. 3-61 Treatment of oxidised surfaces ........................................................................ 3-61 Maintenance and servicing of attachments on the quickhitch ................................ 3-61 Engine 4 Electric system/hydraulics – fan: electric diagram ................................................... 4-1 88 kW diesel engine electric system: electric diagram ............................................ 4-3 103 kW diesel engine electric system: electric diagram .......................................... 4-5 Fuel preheater (option): electric diagram ................................................................. 4-7 Diagnosis wiring diagram ......................................................................................... 4-9 Fan hydraulics diagram designations .............................................................. 4-10 Engine electric diagram designations .............................................................. 4-11 Fan: functional description ..................................................................................... 4-13 Fan control ....................................................................................................... 4-13 Reversing function ........................................................................................... 4-13 Oil supply of the whole system (boost pressure) ............................................. 4-13 Fan connector assignment for models 402, 403, 404 ............................................ 4-14 Diesel engine connector assignment (88 kW) ....................................................... 4-15 Diesel engine connector assignment (103 kW) ..................................................... 4-16 Fuel preheater connector assignment ................................................................... 4-17 Diagnosis connector assignment ........................................................................... 4-18 Engine oil cooler side (88 kW): overview ............................................................... 4-20 Engine drive side (88 kW): overview ...................................................................... 4-21 Engine turbocharger side (88 kW): overview ......................................................... 4-22 Engine oil cooler side (103 kW): overview ............................................................. 4-23 Engine drive side (103 kW): overview .................................................................... 4-24 Engine turbocharger side (103 kW): overview ....................................................... 4-25 Electronics overview (103 kW) ............................................................................... 4-26 Electronic engine revs setting (103 kW): overview ................................................ 4-29 Function: warning telltale in tip switch (103 kW diesel engine) .............................. 4-30 Reading out the flash code .............................................................................. 4-30 Warning limit – coolant temperature ................................................................ 4-30 Warning limit – charge-air temperature ........................................................... 4-31 Warning limit –engine oil pressure ................................................................... 4-31 Overview of flashing codes .............................................................................. 4-32 Engine drive – clutch (88/103 kW): overview ......................................................... 4-35 Fuel system (88/103 kW): overview ....................................................................... 4-36 Bleeding the fuel system (88/103 kW) ................................................................... 4-37 Fan circuit (not in reversing operation) .................................................................. 4-38 Fan circuit with reversing fan ................................................................................. 4-39 Reversing valve block ............................................................................................ 4-40 Revs control ..................................................................................................... 4-40 Setting maximum fan revs (reversing fan) ............................................................. 4-41 Setting maximum fan revs (without reversing fan) ................................................. 4-41 Cleaning the radiator with the reversing fan (option) ............................................. 4-42 Function: reversing fan operation .......................................................................... 4-43 Power train 5 40 kph drive hydraulics diagram for models 400 – 404 ........................................... 5-1 40 kph drive electrics diagram for models 402, 403, 404 ........................................ 5-3 20 kph hydraulic drive diagram for models 400 – 404 ............................................. 5-5 Drive electrics diagram for models 400 – 404 .......................................................... 5-7 Drive hydraulics diagram descriptions ............................................................... 5-8 Electric diagram descriptions ........................................................................... 5-10

Table of contents 000 295 725 0 - RHB SCORPION I-5 Functional despcription of drive hydraulics and electric system ............................ 5-12 Oil supply via fan pump (10) ............................................................................ 5-12 Boost pressure circuit ...................................................................................... 5-12 Boost pressure relief valve .............................................................................. 5-12 Pump adjustment ............................................................................................. 5-12 Motor adjustment ............................................................................................. 5-13 Drive output regulation .................................................................................... 5-13 Flush feature .................................................................................................... 5-13 Locking driving direction selection ................................................................... 5-13 Holding the signal for the forwards driving direction selection ......................... 5-13 Holding the signal for the reverse driving direction selection .......................... 5-13 Drive speed control .......................................................................................... 5-14 Inching pedal function ...................................................................................... 5-14 Calibrating the inching pedal ........................................................................... 5-14 Crawler gear potentiometer (R3) ..................................................................... 5-14 Drive settings ................................................................................................... 5-14 Troubleshooting (drive) .................................................................................... 5-14 Drive electrics connector assignment for models 400 – 404 ................................. 5-15 Towing and transporting the machine .................................................................... 5-16 Getting ready for towing .................................................................................. 5-16 Towing the machine ........................................................................................ 5-17 Hydraulic pump TMP 89 (models 402, 403, 404) .................................................. 5-18 Hydraulic pump H1 P078 (models 400, 401) ......................................................... 5-19 High speed gearbox (0 – 40 kph) .......................................................................... 5-20 High speed gearbox with auxiliary motor (0 – 40 kph) ........................................... 5-20 Function without auxiliary motor (0 – 40 kph) ........................................................ 5-21 Function with auxiliary motor (0 – 40 kph) ............................................................. 5-21 Gearbox overview (0 – 40 kph) .............................................................................. 5-22 Overview of control cover and gearbox circuit diagram (0 – 40 kph) ..................... 5-23 Control cover component parts for gearbox (0 – 40 kph) ...................................... 5-24 Hydraulic drive circuit (0 – 40 kph) ........................................................................ 5-25 Test report for models 400/401 (0 – 40 kph) ......................................................... 5-26 Error description for test report models 400/401 (0 – 40 kph) ............................... 5-27 Test report for models 402/403/404 (40 kph) ........................................................ 5-28 Error description for test report models 402/403/404 (40 kph) .............................. 5-29 Test report for models 403/404 (30 kph) ............................................................... 5-30 Error description for test report models 403/404 (30 kph) ..................................... 5-31 Checking and setting boost pressure (0 – 40 kph gearbox) .................................. 5-32 Checking high pressure (0 – 40 kph) ..................................................................... 5-33 Checking engine droop (pump) (0 – 40 kph) ......................................................... 5-34 Checking driving direction identification (0 – 40 kph) ............................................ 5-35 Setting engine droop on the gearbox without auxiliary motor (0 – 40 kph) ............ 5-36 Setting engine droop on the gearbox with auxiliary motor (0 – 40 kph) ................. 5-37 Control initiation set screw (0 – 40 kph gearbox) ................................................... 5-38 Checking the cardan shaft speed (0 – 40 kph gearbox) ........................................ 5-39 Troubleshooting diagram (0 – 40 kph) ................................................................... 5-40 Check high pressure (HP valves) .................................................................... 5-41 Check pump engine droop, driving direction identification, differential pressure measurement ................................................................................................... 5-42 Checking the differential pressure between M4 and M3 (0 – 40 kph) ................... 5-43 Evaluation: differential pressure measurement M4 (0 – 40 kph) ........................... 5-44 Descriptions ..................................................................................................... 5-44 Example: differential pressure measurement M4 (0 – 40 kph) .............................. 5-45 Clean the shuttle throttle .................................................................................. 5-45 Evaluation: differential pressure measurement M3 (0 – 40 kph) ........................... 5-46 Descriptions ..................................................................................................... 5-46 Function ........................................................................................................... 5-46

Table of contents I-6 000 295 725 0 - RHB SCORPION Example: differential pressure measurement M3 (0 – 40 kph) .............................. 5-47 Cleaning the pressure relief valve .......................................................................... 5-48 Drive electronics Operator's Manual (SUSMIC) ..................................................... 5-49 Error table .............................................................................................................. 5-50 Checking proportional valve (1) energisation (0 – 40 kph) .................................... 5-51 Table of electric current values of proportional valves ........................................... 5-52 Checking the proportional valves by means of current measurement ................... 5-53 Exchanging proportional valves (0 – 40 kph) ......................................................... 5-54 Interrupting the hydraulic pump/motor circuit (0 – 40 kph) ..................................... 5-54 Separating the consumer circuit from the hydraulic drive ...................................... 5-55 Checking control pressure M4/M5 (0 – 40 kph) ..................................................... 5-56 Variable displacement pump control pressure H1 P078 .................................. 5-56 Variable displacement pump TMP 89 control pressure ................................... 5-56 Checking the control pressure (control piston pressure) ................................. 5-56 Sealing work on the drive shaft (0 – 40 kph gearbox) ............................................ 5-57 Mounting the rotary shaft seal (0 – 40 kph gearbox) ............................................. 5-58 Mounting the drive flange (0 – 40 kph gearbox) .................................................... 5-59 Checking driving direction identification (0 – 40 kph gearbox) ............................... 5-60 Removing driving direction identification (0 – 40 kph gearbox) ............................. 5-61 Variable displacement motor 110 cm 3 /rev (20 kph) ............................................... 5-62 Variable displacement motor 110 cm 3 /rev (20 kph, seen from the side) ............... 5-63 Variable displacement motor 160 cm 3 /rev (20 kph) ............................................... 5-64 Test report for models 400 – 404 (20 kph) ............................................................. 5-65 Error description for test report models 400/401 (20 kph) ..................................... 5-66 Hydraulic circuit: drive with hydraulic pump H1 P078 (20 kph) .............................. 5-67 Hydraulic circuit: drive with hydraulic pump TMP 89 (20 kph) ............................... 5-68 Setting boost pressure (20 kph) ............................................................................. 5-69 Checking high pressure (20 kph) ........................................................................... 5-70 Checking engine droop – variable displacement pump (20 kph) ........................... 5-71 Setting engine droop – hydraulic motor (20 kph) ................................................... 5-72 Setting cardan shaft revs (20 kph) ......................................................................... 5-73 Axles – differential lock 6 Differential lock diagrams (hydraulic/electric) .......................................................... 6-1 Designations: differential lock electric diagram .................................................. 6-2 Designations: differential lock hydraulics diagram ............................................. 6-3 Functional description of differential lock ................................................................. 6-4 Oil supply via fan pump (010) ............................................................................ 6-4 Differential lock controls ..................................................................................... 6-4 Differential lock connector assignment .................................................................... 6-5 20 kph gearbox: overview ........................................................................................ 6-6 Removing the 20 kph gearbox ................................................................................. 6-7 Installing the 20 kph gearbox ................................................................................. 6-14 Front and rear axle flanges .................................................................................... 6-22 Type label and oil filler neck: overview .................................................................. 6-24 Conversion table and tightening torques .............................................................. 6-25 Removing the joint housing .................................................................................... 6-26 Installing the joint housing ...................................................................................... 6-28 Removing the double cardan shaft ........................................................................ 6-29 Installing the double cardan shaft .......................................................................... 6-31 Removing the planetary drive ................................................................................ 6-33 Replacing the seals of the planetary drive ............................................................. 6-35 Installing the planetary drive .................................................................................. 6-36 Installing the planetary drive .................................................................................. 6-38 Sealing the front axle differential ............................................................................ 6-40 Removing the front axle differential lock ................................................................ 6-42 Differential lock: overview ................................................................................ 6-44

Table of contents 000 295 725 0 - RHB SCORPION I-7 Installing the front axle differential lock .................................................................. 6-45 Differential lock: hydraulic circuit ........................................................................... 6-48 Special tools: overview .......................................................................................... 6-49 Brakes 7 Brake (20 kph) diagrams (electric/hydraulic) ........................................................... 7-1 Brake (40 kph) diagrams (electric/hydraulic) ........................................................... 7-3 Hydraulics diagram – trailer brake valve .................................................................. 7-5 Designations: hydraulic brake diagram ............................................................. 7-6 Designations: electric brake diagram ................................................................ 7-7 Functional description of brakes .............................................................................. 7-8 Oil supply via fan pump (010) ............................................................................ 7-8 Compressed-air brake lead ............................................................................... 7-8 Releasing the parking brake .............................................................................. 7-8 Starting interlock ................................................................................................ 7-8 Monitoring the parking brake ............................................................................. 7-8 Service brake ..................................................................................................... 7-8 Parking brake .................................................................................................... 7-8 Brakes connector assignment ................................................................................. 7-9 40 kph brake circuit: overview ............................................................................... 7-10 20 kph brake circuit: overview ............................................................................... 7-11 Disabling (releasing) the parking brake in the front axle ........................................ 7-12 Enabling (adjusting) the parking brake in the front axle ......................................... 7-12 Wear check: service brake discs ........................................................................... 7-13 Setting the brake linkage – master brake cylinder ................................................. 7-13 Service and parking brake: overview ..................................................................... 7-14 Removing the brake discs ..................................................................................... 7-15 Removing the brake pistons and the belleville spring washers of the service brake ................................................................................................... 7-16 Removing the piston and brake linings of the parking brake ........................... 7-17 Brake discs: overview ............................................................................................ 7-18 Installing the the brake pistons of the service and parking brake .......................... 7-19 Installing the belleville spring washers and the brake cylinder housing ................. 7-20 Installing the service brake .................................................................................... 7-22 Setting value for the service brake discs ......................................................... 7-23 Installing the service brake discs ..................................................................... 7-24 Towing and transporting the machine .................................................................... 7-25 Getting ready for towing .................................................................................. 7-25 Towing the machine ........................................................................................ 7-26 Hydraulic trailer brake circuit (option) .................................................................... 7-27 Steering 8 Steering diagrams (electric/hydraulic) ..................................................................... 8-1 Designations: hydraulic steering diagram .......................................................... 8-2 Designations: electric steering diagram ............................................................. 8-3 Functional description of steering system ................................................................ 8-4 Steering system oil supply ................................................................................. 8-4 Priority of steering system oil supply ................................................................. 8-4 Emergency steering function ............................................................................. 8-4 Steering modes ................................................................................................. 8-4 Steering electronics ........................................................................................... 8-4 Brakes connector assignment ................................................................................. 8-5 Work hydraulics 9 Diagram: work hydraulics fixed displacement pump – raising/lowering the telescopic boom ................................................................................................. 9-1 Diagram: work hydraulics variable displacement pump – raising/lowering the telescopic boom ................................................................................................. 9-3 Electric diagram – raising/lowering the telescopic boom, load stabiliser ................. 9-5

Table of contents I-8 000 295 725 0 - RHB SCORPION Work hydraulics diagram – extending/retracting the telescopic boom, fixed displacement pump ......................................................................................... 9-7 Diagram: work hydraulics variable displacement pump – extending/retracting the telescopic boom ................................................................................................. 9-9 Electric diagram – extending/retracting the telescopic boom ................................. 9-11 Diagram: work hydraulics fixed displacement pump – dumping in/out .................. 9-13 Diagram: work hydraulics variable displacement pump – dumping in/out ............. 9-15 Electric diagram – dumping in/out .......................................................................... 9-17 Diagram: work hydraulics fixed displacement pump – locking/unlocking .............. 9-19 Diagram: work hydraulics variable displacement pump – locking/unlocking ......... 9-21 Electric diagram – locking/unlocking ...................................................................... 9-23 Diagram: work hydraulics fixed displacement pump – rear additional control circuit .......................................................................................................... 9-25 Diagram: work hydraulics variable displacement pump – rear additional control circuit .......................................................................................................... 9-27 Diagram: work hydraulics fixed displacement pump – rear additional control circuit – Autohitch ....................................................................................... 9-29 Diagram: work hydraulics variable displacement pump – rear additional control circuit, Autohitch ......................................................................................... 9-31 Diagram: work hydraulics fixed displacement pump – rear additional control circuit, Autohitch, tipping trailer .................................................................. 9-33 Diagram: work hydraulics variable displacement pump – rear additional control circuit, Autohitch, tipping trailer .................................................................. 9-35 Diagram: work hydraulics fixed displacement pump – rear additional control circuit, tipping trailer ................................................................................... 9-37 Diagram: work hydraulics variable displacement pump – rear additional control circuit, tipping trailer ................................................................................... 9-39 Diagram: work hydraulics fixed displacement pump – Autohitch ........................... 9-41 Diagram: work hydraulics variable displacement pump – Autohitch ...................... 9-43 Diagram: work hydraulics fixed displacement pump – Autohitch, tipping trailer .... 9-45 Diagram: work hydraulics variable displacement pump – Autohitch, tipping trailer .......................................................................................................... 9-47 Diagram: work hydraulics fixed displacement pump – tipping trailer ..................... 9-49 Diagram: work hydraulics variable displacement pump – tipping trailer ................ 9-51 Diagram: work hydraulics variable displacement pump – additional control circuit for quick couplers on telescopic boom ............................................. 9-53 Diagram: work hydraulics – safe load indicator ..................................................... 9-55 Electric diagram – front/rear additional control circuit for quick couplers, Autohitch, tipping trailer, front socket, safe load indicator ...................................... 9-57 Diagram: work hydraulics variable displacement pump – additional control circuit for quick couplers on quickhitch ....................................................... 9-59 Diagram: work hydraulics variable displacement pump – work platform with radio control .................................................................................................... 9-61 Work platform with radio control: electric diagram ................................................. 9-63 Tilt ram lock: electric diagram ................................................................................ 9-65 Diagram: work hydraulics variable displacement pump – frame levelling, oscillating axle interlock ......................................................................................... 9-67 Frame levelling, oscillating axle interlock: electric diagram ................................... 9-69 Work hydraulics diagram: designations ........................................................... 9-70 Electric diagram: designations ......................................................................... 9-73 Functional description of work hydraulics .............................................................. 9-75 Oil supply via fan pump (010) .......................................................................... 9-75 Raising/lowering the telescopic boom ............................................................. 9-75 Parallel lifting and lowering of attachments ..................................................... 9-75 Switching on the load stabiliser ....................................................................... 9-75 Load stabiliser function .................................................................................... 9-76 Retracting and extending the telescopic boom ................................................ 9-76

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SCORPION 9040 (404-03) repair manual claas

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