Liebherr Crawler Loaders LR624 LR634 Service Manual

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Liebherr Crawler Loaders LR624 LR634 Service Manual
Size: 134.00 MB
Format: PDF
Language: English
Brand: Liebherr
Type of Machine: Crawler Loaders
Type of Manual: Service Manual, Electric and Hydraulic Diagrams
Model: Liebherr LR624 LR634 Crawler Loaders
Engine: D934 S A6
Number of Pages: 1448 Pages

Contents:
1 General

Foreword and explanation​

Safety guidelines​

Service fluids​

Table​

Conservation guidelines​

Material weights​

2 Tools and application remarks

Special tools​

Repair welding​

Installation instructions​

3 Technical data and maintenance guidelines

Technical data​

Maintenance and inspection schedule​

Maintenance and inspection guidelines​

Quick reference for machine adjustment​

Adjustment check list​

4 Engine

Data page​

Fan and cylinder arrangement​

Installation kit Liebherr- Diesel particle filter​

Installation and check list for Diesel particle filter​

5 Coupling and splitterbox

Data page​

Coupling​

Splitterbox​

Coupling – pump output​

6 Travel hydraulic

Data page​

Design​

Function​

Test and adjustment​

Component arrangement​

7 Working hydraulic

Data page​

Design​

Function​

Test and adjustment​

Component arrangement​

8 Hydraulic components

Variable displacement pump​

Variable displacement motor​

Regulating pump – Working hydraulic​

Constant pumps and motors​

Pilot control​

Control valve block​

Valves​

Hydraulic cylinder​

9 Electrical system – Schematics and components

Component description​

Function list​

Fuses, cross points, notes​

Current flow diagram​

Instrument panel​

Component arrangement – Electrical system​

Travel joystick​

Speed reduction pedal​

10 Electrical system descriptions

Application software - travel drive​

Software PDL – Diesel particle filter​

Service Code List​

11 Final drive

Data page​

Design and function​

Sectional view – final drive​

12 Track components

Data page​

Design, function, wear and evaluation​

Test protocol and Wear chart​

Track roller frame and idler unit​

Track roller​

Carrier roller​

Tension unit​

13 Attachments – front

4 in 1 Bucket​

Bucket arm​

14 Attachments - rear

Ripper​

15 Main frame – Add on components

Cooler arrangement​

Hoist and tilt cylinder mount​

Equalizer bar​

Engine mount​

16 Tank arrangement

Hydraulic tank​

Fuel tank​

Battery compartment​

17 Operators platform, heater, air conditioner

Operators platform​

Heater and Blower​

Air conditioning system​

Operator’s seat – air cushioned​

Engine RPM adjustment​

18 Special equipment

Refueling pump​

Reversible fan​

Rope winch​

19 Additional documentation

Schematics Travel hydraulic​

Schematic Working hydraulic​

Current Flow Diagram​