Liebherr A902 Hydraulic Excavator Operators Service Repair Manual

Table of Content – Liebherr A902 Hydraulic Excavator Type 356, 357, 618 Manual

• Index
  • Foreword
• 1. General Informations
  • 1.10 Safety Guidelines
  • 1.20 Charts / Norms
  • 1.40 Repair welding
  • 1.50 Service Fluids
  • 1.55 Recommended List for LS – Öl
• 2. Tools
  • 2.01 Special Tools for Excavator
  • 2.03 Special Tools for Maintenance and Repair of Electrical Connections
  • 2.05 Special Tools for Maintenance and Adjustment of Liebherr Diesel Engine
  • 2.07 Special Tools for Maintenance and Adjustment of Deutz Diesel Engine
  • 2.10 Spool Travel Measuring Tool
  • 2.11 Leakage Plate
  • 2.12 Piston Wrench
  • 2.13 Impression fixture for SAT Swing Gear
  • 2.16 Slotted – Nut Wrench for SAT Swing Gear
  • 2.17 Filter Kid for Closed Swing Loop
• 3.14 Maintenance Guidelines A 902 Litronic / 101
• 3.29 Technical Data A 902 Industrie / from 3046
• 3.39 Maintenance Guidelines A 902 Industrie / from 3046

4.05 Technical Data LIEBHERR Diesel Engine D 904 – D 914 / D 906 – D 916 A / R 902 Litronic / 101 A 902 Industrie / 3046 A / R 912 Litronic / 101 A / R Litronic / 101 A / R 912 Litronic / 101 A / R 932 Litronic / 101 R 942 Litronic / 101

4.06 Techincal Data LIEBHERR Diesel Engine D 924 E / D 926 E A 902 Litronic / 5001 R 902 Litronic / 4001 A 902 Industrie / 5001 A 912 Litronic / 5001 R 912 Litronic / 4001 A 922 Litronic / 5001 R 922 Litronic / 4001 A 932 Litronic / 5001 R 932 ˜VÜíÚðç†kÍ÷Y‡F*fØz“:ye´˝ZžnrR.I¿_•°

5.05 Coupling A / R 900 Litronic / 101 A 902 Litronic / 283 A 902 Industrie / 3046 R 902 Litronic / 155 A / R 912 Litronic / 101 A / R 922 Litronic / 101 A / R 932 Litronic / 101 R 942 Litronic / 101

6.04 Operating Pressures – Hydraulic System A 902 Litronic / from 101

6.13 Pressure Check and Adjustments A 902 Litronic / from 101 A 912 Litronic / from 101 A 922 Litronic / from 101

6.38 Hydraulic System A 900 Litronic / from 101 A 902 Litronic / from 2001

6.40 Hydraulic System A 902 Litronic / from 101 A 912 Litronic / from 101

6.45 Hydraulic System A 900 Litronic / from 4191 A 902 Litronic / from 3601 A 912 Litronic / from 4001 A 922 Litronic / from 4001

6.70 Operating Pressures – Hydraulic System A 902 Industrie / from 3046

6.75 Pressure Check and Adjustments A 902 Industrie / from 3046

6.80 Hydraulic System A 902 Industrie / from 3046

7.13 Variable Displacement Double Pump LPVD A 902 Industrie / from 3046

7.19 Pump performance curve A 902 Industrie / from 3046

7.62 7-way control valve block NG 18 A 900 Litronic / from 101 A 902 Litronic / from 2001 A 912 – 922 Litronic / from 4001

7.66 6-way control valve block NG 25

7.73 6 -way Rotary connection – Tries A 900 Litronic / from 101 A 902 Litronic / from 415 A 912 Litronic / from 581 A 922 Litronic / from 101 A 932 Litronic / from 111

7.96 Load holding valve A 900 Litronic / from 294 R 900 Litronic / from 141 A 902 Litronic / from 1384 R 902 – R 942 Litronic / from resp. 11.92 A 912 Litronich / from 2199 A 922 Litronich / from 190

8. Electrical system

• 8.09 Component of electrical system A 902 Industrie from 3046
• 8.15 Circuit board A2 / 2 A 900 Litronic from 1072 A 902 Litronic from 3603 A 912 Litronic 3126 A 922 Litronic from 3047 A 932 Litronic from 549
• 8.19 Electricial system – basic machine A 902 Industrie from 3046
• 8.43 Electricial system – basic machine (with GLD) A 902 Litronic from 2001 A 912 Litronic from 2301 A 922 Litronic from 223 A 932 Litronic from 501
• 8.44 Electricial system Special installations A 900 / A 902 Litronic from 101 A 912 Litronic from 2001
• 8.45 Electricial system Special installations A 902 Industrie from 3046
• 8.46 Electrical system – basic machine ( with GLD) A 902 Litronic from 2533 A 902 Litronic from 3603 A 912 Litronic from 2464 A 912 Litronic from 3126 A 922 Litronic from 313 A 922 Litronic from 3047 A 932 Litronic from 545 A 932 Litronic fr??°Zm8í_
• 8.48 Electricial system – basic machine (with GLD) A 902 Litronic from 5001 A 912 Litronic from 5001 A 922 Litronic from 5001 A 932 Litronic from 5001
• 8.73 Electronic Horsepower control GLD A 900 Litronic from 101 A 902 Litronic from 2001 A 912 Litronic from 2301 A 922 Litronic from 223 A 932 Litronic from 501

9.24 Swing Brake with additional positioning – foot pedal A 902 Industrie / from 101

10. Swing Ring

• 10.10 Swin Ring A / R 900 Litronic / from 101 A / R 902 Litronic / from 101 A 902 Litronic / from 3046 A / R 912 Litronic / from 101 A / R 922 Litronic / from 101 A / R 932 Litronic / from 101 R 942 Litronic / from 101

11.35 Two Speed Gear Box 2 HL 100 A 900 Litronic / from 101 A 902 / from 101 A 912 Litronic / from 2001 A 922 Litronic / from 101 A 932 Litronic / from 101

11.36 Two Speed Gear Box 2 HL 100 A 900 Litronic / from 1016 A 902 Litronic / from 2642 A 902 Industrie / from 3046 A 912 Litronic / from 3004 A 922 Litronic / from 330 A 932 Litronic / from 3001

11.50 Gear Box Control A 900 Litronic / from 101 A 902 Litronic / from 101 A 902 Industrie / from 3046 A 912 Litronic / from 2001 A 922 Litronic / from 101 A 932 Litronic / from 101

12. Track Components / Axles

• 12.58 Steering Axle ZP with disk brake A 900 Litronic Type 367 from 101 A 902 Litronic Type 356 from 101
• 12.60 Steering Axle ZP with disk brake A 902 Litronic Type 357 from 101 A 902 Industrie Type 583 from 3046 A 902 Litronic Type 356 from 5001 A 912 Litronic Type 358 / 359 from 101 A 912 Litronic Type 403 / 404 from 101 A 912 Litronic Type 418 º4ÎçL¶©ƒ6£%6??¹“Jt(—{Łµ°ŒÝ¾ÂQ§²}ê1ÛE_

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12.68 Rigid Axle ZP with disk brake A 900 Litronic Type 367 from 101 A 902 Litronic Type 356 from 101

12.69 Rigid Axle ZP with drum brake A 900 Litronic Type 367 from 993 A 902 Litronic Type 356 from 2607

12.70 Rigid Axle ZP with disk brake A 902 Litronic Type 357 from 101 A 902 Industrie Type 583 from 3046 A 902 Litronic Type 356 from 5001 A 912 Litronic Type 358 / 359 from 101 A 912 Litronic Type 403 / 404 from 101 A 912 Litronic Type 418 / 41Ãö²Eæ8'°Zù²*ß¼ã†ã¯-ë$ľhË¿:x‘âø{Ø@<†b=&a¯¢{l6…»×Æ™|!“DÛfi=q÷aîËô2??fi²HýÛ@¤m&C×−³Nˆpi¬d1z†Gð²5

12.78 Differential ZP A 900 Litronic Type 367 from 101 A 902 Litronic Type 356 from 101

12.80 Differential ZP A 902 Litronic Type 357 from 101 A 902 Industrie Type 583 from 3046 A 902 Litronic Typ 356 from 5001 A 912 Litronic Type 358 / 359 from 101 A 912 Litronic Type 403 / 404 from 101 A 912 Litronic Type 418 / 419 / 420 from 2005€

13. Steering

• 13.10 Hydrostatic Steering A 900 – A 932 Litronic / from 101 A 902 Industrie / from 3046
• 13.20 Servostat A 900 – A 932 Litronic / from 101 A 902 Industrie / from 3046
• 13.30 Steering Cylinder A 900 – A 932 Litronic / from 101 A 902 Industrie / from 3046
• 13.40 Flow Indicator A 900 – A 932 Litronic / from 101 A 902 Industrie / from 3046

14. Oscillating Axle Stabilizer

• 14.10 Oscillating Axle Stabilizer A 902 – A 932 Litronic / from 101
• 14.12 Oscillating Axle Stabilizer A 900 Litronic / from 101 A 902 Litronic / from 1217 A 912 Litronic / from 2119 A 922 Litronic / from 144 A 932 Litronic / from 152 A 932 HD Litronic / from 167
• 14.13 Oscillating Axle Stabilizer with Automatic A 902 Industrie / from 3046
• 14.14 Oscillating Axle Stabilizer with Automatic A 900 Litronic / from 917 A 902 Litronic / from 2533 A 912 Litronic / from 2464 A 922 Litronic / from 313 A 932 Litronic / from 545
• 14.20 Stabilizing Cylinder A 902 – A 932 Litronic / from 101
• 14.22 Stabilizing Cylinder A 900 Litronic / from 101 A 902 Litronic / from 1217 A 902 Industrie / from 3046 A 912 Litronic / from 2119 A 922 Litronic / from 144 A 932 Litronic / from 152 A 932 HD Litronic / from 167

15.03 General Data and Operating Pressures A 900 Litronic / from 101 A 902 Litronic / from 101 A 902 Industrie / from 3046 A 912 Litronic / from 2001 A 922 Litronic / from 101 A 932 Litronic / from 101

15.12 Hydraulic Brake System A 900 Litronic / from 101 A 902 Litronic / from 101 A 902 Industrie / from 3046 A 912 Litronic / from 2001 A 922 Litronic / from 101 A 932 Litronic / from 101

15.22 Compact Brake Block A 900 Litronic / from 101 A 902 Litronic / from 101 A 902 Industrie / from 3046 A 912 Litronic / from 2001 A 922 Litronic / from 101 A 932 Litronic / from 101

16.13 Load holding valve – Oil control – Independent of load and outgoing flow pressure A / R 900 Litronic / from 101 A 902 Litronic / from 07.93

16.27 Hydr. Installation Kit AHS 11 A 902 – A 922 Litronic / from 101

16.31 Hydr. Installation Kit AHS 1 A 902 – A 932 Litronic / from 101

16.42 Hydr. Installation Kit AHS 12 A 902 – A 922 Litronic / from 4001

16.49 Hydr. Installation Kit AHS 7 A 900 – A 902 Litronic / from 101

16.67 Straight Blade A 902 – A 912 Litronic / from 101

16.75 Elevated Cab – adjustable A 902 – A 932 Litronic / from 101

16.82 Industrial Shut Off A 902 – A 932 Litronic / from 101

17.30 Supplementary Heater D 5 W A / R 902 – R 942 Litronic / from 101 A 902 Industrie / from 3046

17.50 Air Conditioning System KONVEKTA A / R 900 – R 942 Litronic / from 101 A 902 Industrie / from 3046

18. Under – / Uppercarriage Attachments

• 18.10 Combinations A / R 900 – R 942 Litronic / from 101 A 902 Industrial / from 3046
• 18.15 Expander bolt A / R 900 – R 942 Litronic / from 101 A 902 Industrial / from 3046
• 18.35 Shut off installation for grapple operation A / R 9010 – R 942 Litronic / from 101 A 902 Industrial / from 3046

19. Arrangement of Tanks

• 19.10 Tank Configuration A / R 900 – R 942 Litronic / from 101 A 902 Industrie / from 3046