check list - 574-580 2plus2 - 7750-7926

2
L574 - 473 / 7750 - 7926 3.3 - 13 of 16 L580 - 458 / 7477 - 7929 MJFCIFSS Costumer: Job site: L 574 / L580 Ser. No. 473, 458 / Operating hours: Type of application: Checked by: Checked on date: Check / Adjustment 1000 Bh. 2000 Bh. Unit Adjust. values Value before adjust. Value after adjust. Adjust. point Test point Cooling system Cooling System (fan control) Hydraulic oil 31 - 55 °C Coolant below 78 °C Fan at high Diesel engine RPM/ Sensor unplugged Fan at high Diesel engine RPM Fan at low Diesel engine RPM bar bar bar 175 ±5 90 ±10 40 ±10 1 P P P Diesel engine Diesel engine RPM Low idle RPM High indle RPM min -1 min -1 750 ±50 2100 +80 1 2 Display Travel hydraulic Min. Max. Adjustment of sensors Inching pedal – angle sensor Gas pedal – angle sensor Check of engine charac 2,9 ±0,4 0,9 ±0,3 1,2 ±0,4 4,2 ±0,2 B O D E M Replenishing pressure At high idle RPM bar 34 ±1 3 G High pressure relief valves Forward Reverse bar bar 470 ±10 470 ±10 2 4 MA MB Pressure cut off High pressure Engine speed drop, max. difference to high idle RPM bar min -1 430 ±5 30 1 MA (MB) Display Block curve at 1400 min -1 Diesel engine RPM High pressure min -1 bar 1400 330 ±10 1400 1400 B O D E M MA (MB) Block curve at 1200 min -1 Diesel engine RPM High pressure min -1 bar 1200 230 ±10 1200 1200 B O D E M MA (MB) Block curve at 950 min -1 Diesel engine RPM High pressure min -1 bar 950 100 ±10 950 950 B O D E M MA (MB) Variable displ. motor – VG max High pressure variable displ. pump Servo pressure (after adjust increase current by 10 mA) bar bar 300 285 ±5 300 300 B O D E M MA M1 / M2 Variable displ. motor – VG min At 1000 min -1 Diesel engine RPM RPM variable displ. motor 1 RPM variable displ. motor 2 min -1 min -1 4240 ±50 3270 ±50 B O D E M = Blocked Machine

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CHEK LIST VERIFICAÇÃO E REGULAGEM

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  • L574 - 473 / 7750 - 7926 3.3 - 13 of 16L580 - 458 / 7477 - 7929

    MJFCIFSS

    Costumer:

    Job site:

    L 574 / L580 Ser. No. 473, 458 /

    Operating hours:

    Type of application:

    Checked by:

    Checked on date:

    Check / Adjustment

    1000

    Bh.

    2000

    Bh. Unit Adjust.

    valuesValuebeforeadjust.

    Valueafter

    adjust.

    Adjust.point

    Testpoint

    Cooling system

    Cooling System (fan control)Hydraulic oil 31 - 55 CCoolant below 78 C

    Fan at high Diesel engine RPM/Sensor unpluggedFan at high Diesel engine RPMFan at low Diesel engine RPM

    bar

    bar

    bar

    1755

    9010

    4010

    1 P

    P

    P

    Diesel engine

    Diesel engine RPM

    Low idle RPMHigh indle RPM

    min-1

    min-175050

    2100+8012

    Display

    Travel hydraulic

    Min. Max.Adjustment of sensors

    Inching pedal angle sensorGas pedal angle sensorCheck of engine charac

    2,90,4

    0,90,31,20,4

    4,20,2

    BODEM

    Replenishing pressure

    At high idle RPM bar 341 3 G

    High pressure relief valves

    ForwardReverse

    barbar

    47010

    4701024

    MAMB

    Pressure cut off

    High pressureEngine speed drop, max. differenceto high idle RPM

    barmin-1

    4305

    30

    1 MA (MB)Display

    Block curve at 1400 min-1

    Diesel engine RPMHigh pressure

    min-1

    bar1400

    330101400 1400

    BODEM MA (MB)

    Block curve at 1200 min-1

    Diesel engine RPMHigh pressure

    min-1

    bar1200

    230101200 1200

    BODEM MA (MB)

    Block curve at 950 min-1

    Diesel engine RPMHigh pressure

    min-1

    bar950

    10010950 950

    BODEM MA (MB)

    Variable displ. motor VG maxHigh pressure variable displ. pumpServo pressure (after adjust increasecurrent by 10 mA)

    barbar

    300

    2855300 300

    BODEM

    MAM1 / M2

    Variable displ. motor VG minAt 1000 min-1 Diesel engine RPM

    RPM variable displ. motor 1RPM variable displ. motor 2

    min-1

    min-1424050

    327050

    BODEM

    = Blocked Machine

  • 3.3 - 14 of 16 L574 - 473 / 7750 - 7926L580 - 458 / 7477 - 7929

    MJFCIFSS

    Check / Adjustment

    1000

    Bh.

    2000

    Bh.

    Unit Adjust.values

    Valuebeforeadjust.

    Valueafter

    adjust.

    Adjust.point

    Testpoint

    Engine performance test

    High pressure variable displ. pumpDifference between high idle RPM

    barmin-1

    34010

    -14720MA

    Working hydraulic

    Control valve block

    Secondary pressure relief valve, liftSecondary pressure rel. valve, tilt inSecondary pressure rel. valve, tilt out

    Primary pressure relief valve

    barbarbar

    bar

    4205

    4005

    4005

    3805

    346

    5

    PPP

    P

    Control valve block

    LS-Pressure cut off bar 3505 7 M

    Working hydraulic pump

    Power regulator bar 18010 1 M / M1

    Working hydraulic pump

    Flowregulator-Pressure difference bar 222 2 M / LS

    Stabilization module

    Shut off valve (LFD turned off)Actuator cylinder (LFD turned on)

    barbar

    16020

    260208 MX

    MX

    Hydro accumulator LFDPretension pressure (nitrogen filling) bar 252 9 9

    Steering system

    Var. displ. pump

    Pressure cut off bar 2105 2 P

    Var. displ. pump

    Flowregulator Pressure difference bar 222 1 P / LS

    Brake system

    Compact brake valve

    Cut in pressureCut out pressureBrake pressure in axles

    barbarbar

    1555

    1855

    655

    112

    M3M3

    M4 / M5

    Accumulator

    After 9 braking actions bar > 50 M4 / M5

    Pressure switch brakeaccumulator pressure

    Switching point bar 905 M3

    Transfer gear

    Transfergear

    Switching point bar 203 P

    Transmission gear hydroaccumulator

    Preload pressure (nitrogen filling) bar 122 1

    Remarks: Signature:

    Note: The travel hydraulic must also be checked for the first time at 500 hrs. Check and adjust only if required

    Text 8: Text 9: Text 2: Text 3: Text 4: Text 5: Text 6: Text 1: Text 10: Text 12: Text 13: Text 11: Text 14: Text 16: Text 15: Text 17: Checkbox 1: OffCheckbox 2: OffText 22: Text 23: Tagesdatum01: Set_Tagesdatum01: Text 18: Text 19: Text 20: Text 21: Text 24: Text 25: Text 27: Text 26: Text 28: Text 29: Text 32: Text 33: Text 34: Text 35: Text 36: Text 37: Text 38: Text 39: Text 30: Text 31: Text 43: Text 41: Text 42: Text 40: Text 46: Text 47: Text 48: Text 49: Text 44: Text 45: Text 52: Text 53: Text 54: Text 55: Text 56: Text 57: Text 58: Text 59: Text 50: Text 51: Text 62: Text 63: Text 64: Text 65: Text 66: Text 67: Text 68: Text 69: Text 70: Text 71: Text 60: Text 61: Text 74: Text 75: Text 76: Text 77: Text 78: Text 79: Text 73: Text 72: Text 82: Text 83: Text 84: Text 85: Text 80: Text 81: Text 86: Text 87: