Liebherr A900 ZW Litronic Excavator Operators Service Repair Manual

Table of Content – Liebherr A900 ZW Litronic Excavator Type 491, 492 Manual

• Index
  • Group 1-7
  • Group 8-18
• 1. General Information
  • 1.10 Safety guidelines A 900 ZW Litronic from 101
  • 1.20 Tightening torques for screws and pins
  • 1.50 Service fluids A 900 ZW Litronic from 101
  • 1.51 Service fluids A 900 ZW Litronic from 4000
  • 1.55 Lubrication chart for ZP – axles A 900 ZW Litronic from 101
• 2. Tools
  • 2.01 Listing of special tools for excavator ( general )
  • 2.02 Listing of special tools for ZW – system
  • 2.03 Listing of special tools for DEUTZ – engines
  • 2.05 Listing of special tools for hydraulic system
  • 2.06 Listing of special tools required to repair electrical connectors
  • 2.07 Listing of special tools for gears
  • 2.08 Listing of special tools for axles
  • 2.12 Piston wrench for hydraulic cylinders
  • 2.15 Impression fixture for SAT Swing Gear
• 3. Technical Data / Maintenance Guidelines
  • 3.01 Technical Data A 900 ZW Litronic / from 101
  • 3.02 Technical Data A 900 ZW Litronic / from 890
  • 3.03 Technical Data A 900 ZW Litronic / from 4000
  • 3.04 Technical Data A 900 ZW Litronic / from 8855
  • 3.05 Technical Data A 900 ZW Litronic / from 11231
  • 3.06 Technical Data A 900 ZW Litronic / from 13982
  • 3.20 Maintenance Guidelines A 900 ZW Litronic / from 101
  • 3.21 Maintenance Guidelines A 900 ZW Litronic / from 4000
  • 3.25 Maintenance Chart A 900 ZW Litronic / from 101
  • 3.26 Maintenance Chart A 900 ZW Litronic / from 4000
  • 3.27 Maintenance Chart A 900 ZW Litronic / from 8855
• 4. Engine
  • 4.03 Technical data Deutz – Diesel engine ( BF 4 L 913 LK ) A 900 ZW Litronic / from 101
  • 4.05 Technical data Deutz – Diesel engine ( BF 4 M 1013 E ) A 900 ZW Litronic / from 4000
• 5. Clutch
  • 5.05 Clutch A 900 ZW Litronic / from 101
• 6. Hydraulic System
  • 6.01 Operating Pressures / Basic Machine A 900 ZW Litronic from 101
  • 6.02 Operating Pressures / Basic Machine A 900 ZW Litronic from 890
  • 6.03 Operating Pressures / Basic Machine A 900 ZW Litronic from 4000
  • 6.04 Operating Pressures / Basic Machine A 900 ZW Litronic from 8855
  • 6.10 Adjustment Check List / Basic Machine A 900 ZW Litronic from 101
  • 6.11 Adjustment Check List / Basic Machine A 900 ZW Litronic from 4000
  • 6.19 Hydraulic System / Basic Machine ( Difference to machine from SN – 4000 ) A 900 ZW Litronic from 101
  • 6.20 Hydraulic System / Basic Machine A 900 ZW Litronic from 4000
  • 6.51 Operating Pressures / ZW – System A 900 ZW Litronic from 101
  • 6.52 Operating Pressures / ZW – System A 900 ZW Litronic from 890
  • 6.53 Operating Pressures / ZW – System A 900 ZW Litronic from 4000
  • 6.54 Operating Pressures / ZW – System A 900 ZW Litronic from 8855
  • 6.55 Operating Pressures / ZW – System A 900 ZW Litronic from 11231
  • 6.56 Operating Pressures / ZW – System A 900 ZW Litronic from 13982
  • 6.57 Hydraulic System / ZW – System A 900 ZW Litronic from 101
  • 6.58 Hydraulic System / ZW – System A 900 ZW Litronic from 890
  • 6.59 Hydraulic System / ZW – System (Modified to technical standard of machines from SN – 4000 ) A 900 ZW Litronic from 101
  • 6.60 Hydraulic System / ZW – System A 900 ZW Litronic from 4000
  • 6.61 Hydraulic System / ZW – System A 900 ZW Litronic from 13982
  • 6.90 Filling Device / Accumulator A 900 ZW Litronic from 8855
• Group 06.pdf (Page -1)
  • 6. Hydraulic System (Page -1)
• 7. Hydraulic Components
  • 7.05 Technical Data pump component LPVD A 900 ZW Litronic from 101
  • 7.10 Variable displacement double pump LPVD A 900 ZW Litronic from 101
  • 7.20 Hydraulic motors / types A 900 ZW Litronic from 101
  • 7.23 Hydraulic fixed displacement motor FMF A 900 ZW Litronic from 101
  • 7.26 Hydr. variable displ. motor LMV A 900 ZW Litronic from 101
  • 7.30 Hydraulic cylinder A 900 ZW Litronic from 101
  • 7.35 Hydraulic cylinder – types A 900 ZW Litronic from 101
  • 7.41 Servo control A 900 ZW Litronic from 101
  • 7.44 Regulating and servo oil unit A 900 ZW Litronic from 101
  • 7.46 Distributor block A 900 ZW Litronic from 101
  • 7.50 Servo control valve 4 way A 900 ZW Litronic from 101
  • 7.54 Servo control valve 2 way with foot pedal A 900 ZW Litronic from 101
  • 7.55 Servo control valve 1 way with foot pedal A 900 ZW Litronic from 101
  • 7.62 Control valve 7 – way NG 18 A 900 ZW Litronic from 101
  • 7.73 Rotary connection 6 – fachTries A 900 ZW Litronic from 101
  • 7.74 Rotary connection 5 – and 7- fach A 900 ZW Litronic from 101
  • 7.81 Primary pressure relief valve – pilot operated A 900 ZW Litronic from 101
  • 7.83 Pilot operated pressure relief valve with pressure cut in A 900 ZW Litronic from 101
  • 7.86 Pilot operated pressure relief valve with suction function A 900 ZW Litronic from 101
  • 7.87 Secondary pressure relief valve A 900 ZW Litronic from 101
  • 7.90 Suction valve A 900 ZW Litronic from 101
  • 7.91 Restrictor check valve A 900 ZW Litronic from 101
  • 7.93 Restrictor check valve – hydr. releasable A 900 ZW Litronic from 101
• 8. Electrical System
  • 8.10 Electrical system (Component of electrical system) A 900 ZW Litronic from 101
  • 8.15 Circuit board A2 / 2 A 900 ZW Litronic from 1072
  • 8.38.00 Electrical system A 900 ZW Litronic from 101
  • 8.38.51 Location of aggregates rail roader system A 900 ZW Litronic from 101
  • 8.39.00 Electrical system A 900 ZW Litronic from 890
  • 8.39.51 Location of aggregates rail roader system A 900 ZW Litronic from 890
  • 8.40.00 Electrical system A 900 ZW Litronic from 4000
  • 8.40.51 Location of aggregates rail roader system A 900 ZW Litronic from 4000
  • 8.44 Electrical system special installations A 900 ZW Litronic from101
  • 8.60 Slip ring rotary connection A 900 ZW Litronic from 101
  • 8.73 Electronic horsepower control GLD A 900 ZW Litronic from 101
  • 8.81 Control circuit low idle automatic A 900 ZW Litronic from 101
  • 8.85 Power safety A 900 ZW Litronic from 101
• 9. Swing Gear
  • 9.05 Swing Gear A 900 ZW Litronic from 101
  • 9.20 Swing Brake A 900 ZW Litronic from 101
  • 9.24 Swing Brake with positioning pedal A 900 ZW Litronic from 101
• 10. Swing Ring
  • 10.10 Swing Ring A 900 ZW Litronic from 101
• 11. Two Speed Gear Box
  • 11.10 Distributor gear 2 HL 100 A 900 ZW Litronic / from 101
  • 11.30 Gear control (HBGV – Block for 2 HL 100) A 900 ZW Litronic / from 101
• 12. Axles / Rail Guide System
  • 12.12 Steering axle APL – B 765 (with disk brake) A 900 ZW Litr. / from 101
  • 12.14 Steering Axle LT 41 A 900 ZW Litr. / from 8855
  • 12.24 Rear axle AP – B 765 (with disk brake) A 900 ZW Litr. / from 101
  • 12.26 Fixed Acle D 41 A 900 ZW Litr. / from 8855
  • 12.42 Differential (for AP / APL 765) A 900 ZW Litr. / from 101
  • 12.70 Rail Guide Syst. / Standard / Regular Gauge A 900 ZW Litr. / from 101
  • 12.72 Rail Guide Syst. / Change from Regular to Small Gauge A 900 ZW Litr. / from 8855
  • 12.75 Rail Guide System / Friction Drive / Regular Gauge A 900 ZW Litr. / from 8855
  • 12.80 Rail Guide System / Friction Drive / Small Gauge A 900 ZW Litr. / from 8855
  • 12.95 Wear Limits
• 13. Steering
  • 13.10 Hydrostatic Steering A 900 ZW Litronic / from 101
  • 13.20 Servostat A 900 ZW Litronic / from 101
  • 13.32 Steering Cylinder A 900 ZW Litronic / from 101
  • 13.40 Flow Indicator A 900 ZW Litronic / from 101
• 14. Oscillating Axle Stabilizer
  • 14.14 Oscillating axle stabilizer A 900 ZW Litronic / from 101
  • 14.22 Stabilizing cylinder A 900 ZW Litronic / from 101
• 15. Brake System / Air Pressure System
  • 15.05 General Data and Operating Pressures A 900 ZW Litronic / from 101
  • 15.12 Hydraulic Brake System A 900 ZW Litronic / from 101
  • 15.22 Compact Brake Block A 900 ZW Litronic / from 101
  • 15.50 Air Pressure System A 900 ZW Litronic / from 101
  • 15.51 Air Pressure System A 900 ZW Litronic / from 4000
• 16. Special Attachments / Additional Hydraulic Installations
  • 16.07 Overload warning device – adjustable A 900 ZW Litronic from 101
  • 16.13 Load holding valve – Oil control (Independent of load and outgoing flow pressure) A 900 ZW Litronic from 101
  • 16.15 Hoist limitation mechanical / elctrical A 900 ZW Litronic from 101
  • 16.16 Hoist limitation elctrical / Krüger A 900 ZW Litronic from 4000
  • 16.18 Pressure cut in stage lift up / down A 900 ZW Litronic from 101
  • 16.20 Hydr. installation kit AS 1 A 900 ZW Litronic from 101
  • 16.26 Hydr. installation kit ASH A 900 ZW Litronic from 101
  • 16.31 Hydr. installation kit AHS 1 A 900 ZW Litronic from 101
  • 16.36 Hydr. installation kit AHS 2 A 900 ZW Litronic from 101
  • 16.41 Hydr. installation kit AHS 3 A 900 ZW Litronic from 101
  • 16.45 Hydr. installation kit AHS 5 A 900 ZW Litronic from 101
  • 16.47 Hydr. installation kit AHS 6 A 900 ZW Litronic from 101
  • 16.49 Hydr. installation kit AHS 7 A 900 ZW Litronic from 101
  • 16.51 Simple flow reduction A 900 ZW Litronic from 101
  • 16.52 Hydr. installation kit flow divider A 900 ZW Litronic from 101
  • 16.53 Swing limitation A 900 ZW Litronic from 101
  • 16.54 Swing limitation A 900 ZW Litronic from 4908
  • 16.57 Emergency hydraulic A 900 ZW Litronic from 101
  • 16.58 Emergency hydraulic A 900 ZW Litronic from 4386
  • 16.60 Hydr. installation kit tamping unit A 900 ZW Litronic from 101
  • 16.69 Hand – Foot Control A900 ZW Litronic from 8855
  • 16.90 Hydraulic hammer A 900 ZW Litronic from 101
  • 16.92 Switch over hydraulic hammer / ram A 900 ZW Litronic from 4000
• 17. Cab Heater / Air Conditioning System
  • 17.30 Additional Heater D5 WS A 900 ZW Litronic / from 4000
• 18. Rail Roader Installations Attachments
  • 18.10 Rail roader installations A 900 ZW Litronic from 101