Liebherr A312 Hydraulic Excavator Operators Service Repair Manual

Service Repair Manual: 2010 pages
Operators Manual: 132 pages
PIN/Type: All
Manuals: Operators Manual, Repair Manual

Table of Content – Service Repair Manual (A 312)

Book I Group 1-7 (Page -1)
Index (Page 1)
Foreword (Page 3)
Page index 1-7 (Page 5)
Book II Group 8 (Page 17)
Index (Page 17)
Page Index 8 (Page 19)
Book III Group 9-19 (Page 27)
Index (Page 27)
Page Index 9-19 (Page 29)
1. General Information (Page 43)
1.10 Safety Guidelines (Page 45)
1.20 Charts / Norms (Page 55)
1.50 Service Fluids (Page 69)
1.55 Oil Specification Chart “LS-Oil” (Page 79)
Tools (Page 85)
2.01 Listing of special tools for excavators (general) (Page 87)
2.03 Listing of special tools for Deutz Engine (Page 99)
2.05 Listing of special tools for hydraulic system (Page 119)
2.06 Listing of special tools for electrical connectors (Page 135)
2.07 Listing of special tools for gears (Page 145)
2.08 Listing of special tools for axles (Page 151)
2.10 Listing of special tools for Piston Wrech (Page 161)
2.11 Listing of special tools for Special assy spanner (Page 163)
2.12 Listing of special tools for Removal device (Page 165)
2.13 Listing of special tools for Ring nut spanner (Page 171)
2.14 Listing of special tools for Spool travel measuring tool (Page 173)
2.15 Listing of special tools for Testing device (Page 175)
2.16 Listing of special tools for Push out and centering pin (Page 177)
2.17 Listing of special tools for Intermiate plate (Page 179)
3. Technical Data / Maintenance Guidelines (Page 181)
3.14 Technical Data A 312 from 101 (Page 195)
3.24 Maintenance Guidelines A 312 from 101 (Page 217)
4. Engine (Page 223)
4.12 Engine BF 4 M 1012 E A/R 310 B from 1001 / A/R 312 from 101 (Page 237)
5. Clutch / Splitterbox (Page 245)
5.05 Elastic Coupling A/R 308 / A/R 310 / A/R 312 from 101 / A/R 310 B 1001 (Page 247)
5.10 Elastic Coupling A 312 from 861 / R 312 from 257 / A 316 from 101 (Page 251)
6. Hydraulic system (Page 255)
6.12.01 Hydraulic System Pressure Settings and Flow A 312 from 101 (Page 269)
6.17 Adjustment Procedure A/R 312 from 101 (Page 287)
6.18 Adjustment Procedure A 312 from 861 (Page 291)
6.60 Hydraulic System A 312 from 101 (Page 331)
6.61 Hydraulic System A 312 from 861 (Page 335)
7. Hydraulic Components (Page 355)
7.14 Variable Displacement Pumps A 10 V “DFSR/DFSR” A/R 308 from 101 / A/R 310 B from 1001 / A/R 312 from 101 (Page 385)
7.15 Variable Displacement Pumps A 11 V “LRDC” A 312 from 861 / R 312 from 257 / A 316 from 101 (Page 401)
7.18 Pump Flow Diaqgramm A/R 312 from 101 (Page 421)
7.26.01 Hydraulic Variable Displacement Motor A 6 VM HA A 308 – A 312 / from 101 (Page 437)
7.26.11 Hydraulic Variable Displacement Motor A 6 VM HA A 308 from 271 / A 310 B from 1001 / A 312 from 878 / A 316 from 101 (Page 449)
7.30 Hydraulic Cylinder A/R 308 – A 316 from 101 (Page 493)
7.38 Hydraulic Cylinder Chart A/R 312 from 101 (Page 511)
7.43 Hydraulic Servo Control A/R 308 from 101 / A/R 310 B from 1001 / A/R 312 from 101 / A 316 from 101 (Page 519)
7.46 Control Oil Unit AQ/R 308 – A 316 from 101 (Page 523)
7.50 Servo Control with Joystick Lever A/R 308 – A 316 from 101 (Page 527)
7.54 Servo Control with Foot Pedal 2-way (for attachment installation) A/R 308 – A 316 from 101 (Page 541)
7.55 Servo Control with Foot Pedal 1-way (for travel gear) A 308 – A 316 from 101 (Page 545)
7.72 Rotary connection 6-way Tries A 308 – A 316 from 101 (Page 605)
7.74 Rotary connection 5- an d 7 way Liebherr A/R 308 – A 316 from 101 (Page 613)
7.83 Secondary-PR Valve with Suction Function A/R 308 from 101 / A/R 310 B from 1001 / A/R 312 from 101 / A 316 from 101 (Page 629)
7.85 Suction Valve A/R 308 from 101 / A/R 310 B from 1001 / A/R 312 from 101 / A 316 from 101 (Page 633)
7.88 Restrictor Check Valve A/R 308 – A 316 from 101 (Page 637)
7.91 Check Valve with hydraul. Release A 308 – A 316 from 101 (Page 641)
7.92 Dual Check Valve with hydraul. Release A 308 – A 316 from 101 (Page 643)
7.94 Travel Brake Valve A 308 – A 316 from 101 (Page 645)
7.96 Load Holding Valve A/R 308 – A 316 from 101 (Page 649)
7.98 Brake Valves for Swing Motor A/R 308 – 312 from 101 (Page 657)
8. Electrical System (Page 663)
8.12 Components of the Electric system A 312 / from 101 (Page 711)
8.13 Components of the Electric system A 312 / from 1107 (Page 719)
8.50 Electric System Basic Machine A 312 / from 101 (Page 885)
8.51 Electric System Basic Machine A 312 / from 900 (Page 893)
8.52 Electric System Basic Machine A 312 / from 1107 (Page 903)
8.70 Slip Ring Rotary Connection A 308 – A 316 / from 101 (Page 1129)
9. Sing Gear / Swing Brake (Page 1133)
9.12 Swing Gear – Trasmital A/R 308 from 101 / A 310 from 206 / R 310 from 111 / A/R 310 B from 1001 / A/R 312 from 101 (Page 1145)
9.20 Swing Brake A/R 310 / A/R 312 from 101 (Page 1169)
10. Swing Ring (Page 1173)
10.10 Swing Ring A/R 308 / A/R 310 / A/R 312 / A 316 from 101 / A/R 310 B from 1001 (Page 1175)
11. Travel Gear / Transmission (Page 1183)
11.35 Transmission ZF 2 HL 100 2-gear A 312 from 101 (Page 1271)
11.36 Transmission ZF 2 HL 70 2-gear A 312 from 766 (Page 1287)
11.50 Gear shifting unit HBGV – Valve Block A 312 from 101 (Page 1357)
12. Track Components / Axles (Page 1361)
12.65 Steering Axle with Disk Brake A 312 from 101 / A 316 from 206 (Page 1417)
12.68 Steering Axle with Disk Brake A 312 from 1415 (Page 1439)
12.75 Fixed Axle with Disk Brake A 312 from 101 (Page 1459)
12.76 Fixed Axle with Drum Brake A 312 from 290 / A 316 from 206 (Page 1469)
12.78 Fixed Axle with Disk Brake A 312 from 1415 (Page 1491)
12.85 Differantial A 312 from 101 / A 316 from 206 (Page 1519)
12.86 Differantial A 312 from 1415 (Page 1529)
12.90 Tire Chart A 308 – A 316 from 101 (Page 1551)
13. Steering (Page 1553)
13.10 Hydrostatic Steering System A 308/A 310/A 312/A 316 from 101 / A 310 B from 1001 (Page 1555)
13.20 Servostat System A 308/A 310/A 312/A 316 from 101 / A 310 B from 1001 (Page 1561)
13.33 Steering Cylinder A 312 from 1415 (Page 1583)
14. Oscillating Axle Stabilizer (Page 1661)
14.12 Oscillating Axle Stabilizer A 308/A 312/A 316 from 101 / A 310 from 695 / A 310 B from 1001 (Page 1669)
14.22 Stabilzer Cylinder A 308/A 312/A 316 from 101 / A 310 from 200 (approx.) / A 310 B from 1001 (Page 1681)
15. Brake System (Page 1687)
15.06 General Data and Operating Pressures A 308/A 312/A 316 from 101 / A 310 B from 1001 (Page 1691)
15.10 Hydraulic Brake System / Operating Brake A 308/A 310/A 312/A 316 from 101 / A 310 B from 1001 (Page 1693)
15.30 Compact Brake Block A 308/A 310/A 312/A 316 from 101 / A 310 B from 1001 (Page 1709)
16. Special Attachments / Additional Hydraulic Installation (Page 1715)
16,05 Overload Warning Device A/R 310 / A/R 312 from 101 (Page 1723)
16.20 Attachment Installation Kit AS1/AS2 A/R 310 from 101 (Page 1779)
16.27 Attachment Installation Kit ASH A/R 312 from 101 (Page 1819)
16.35 Attachment Installation Kit AHS 11 A/R 308 / A/R 312 / A/R 316 from 101 A/R 310 B from 1001 (Page 1839)
16.42 Attachment Installation Kit AHS 3 A/R 308 / A/R 312 from 101 / A/R 310 B from 1001 (Page 1859)
16.45 Attachment Installation Kit AHS 12 A/R 308 / A/R 312 / A/R 316 from 101 / A/R 310 B fom 1001 (Page 1877)
16.57 Attachment Installation Kit Speeder A 312 from 101 (Page 1903)
16.59 Attachment Installation Kit Variable Displavement Travel Motor A/R 308 / A/R 312 / A/R 316 from 101 / A/R 310 B fom 1001 (Page 1911)
16.90 Hydraulic Hammer A/R 308 / A/R 312 / A/R 316 from 101 / A/R 310 B fom 1001 (Page 1957)
17. Cab / Heater / Air Conditioning System (Page 1969)
17.50 Heater – Air Conditioning System Made by Qölfle Q/R 312 / A 316 from 101 (Page 1971)
18. Under- / Uppercarriage / Attachments (Page 1987)
18.10 Maintenance free Bearings A/R 308 – 316 from 101 (Page 1989)
18.15 Expander Pin A(R 308 – 316 from 101 (Page 1991)
18.35 Shut off Installation for Grapple Operation (Page 1997)
19. Arrangement of Tanks (Page 1999)
19.15 Tank Configuration A/R 312 from 101 (Page 2005)