Liebherr Crawler Loaders LR622 LR622B LR632B LR632 Service Manual

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Liebherr Crawler Loaders LR622 LR622B LR632B LR632 Service Manual
Size: 39.36 MB
Format: PDF
Language: English
Brand: Liebherr
Type of Machine: Crawler Loaders
Type of Manual: Service Manual, Electric and Hydraulic Diagrams
Model: Liebherr
LR 622 F/N 392-2030→2287
LR 622 F/N 392-2288→5599
LR 622 F/N 392-5600→6199
LR 622B F/N 392-6200→
LR 632 F/N 393-2003→2197
LR 632 F/N 393-2198→5599
LR 632 F/N 393-5600→6199
LR 632B F/N 393-6200→
Number of Pages: 978 Pages

Contents:
1 General Information

Foreword and explanation​

Safety guidelines​

Hand signals​

Service items​

Table - charts​

Code letters + terminal designations​

2 Special Tools, Application Guidelines

Special tools​

Repair welding​

Installation guidelines​

3 Technical Data - Maintenance Guidelines

Technical data​

Maintenance and inspection guidelines​

Maintenance and inspection instructions​

Adjustment checklist and quick reference​

4 Engine

Technical data LH engine​

Power, torque LH engine​

Fan and cylinder configuration LH Diesel engine​

5 Coupling and Splitter Box

Technical data couling and splitter box​

Coupling​

Splitter box​

6 Travel Hydraulic

Technical data​

Description​

Function / Schematics​

Hydraulic hose routing​

Test and adjustment​

7 Working Hydraulic

Technical data​

Description​

Function / Schematics​

Test and adjustment​

8 Hydraulic Components

Variable pump travel hydraulic​

Variable motor travel hydraulic​

Variable flow pump working hydraulic​

Constant pumps and motors​

Pilot control valve working hydraulic​

Control valve block​

Valves​

Hydraulic cylinder​

9 Electrical System

Current flow diagram​

Electrical schematic and wiring​

Instrument panel​

10 Electronic Control

Electrical schematic and wiring​

Description of function​

Diagnostic test box application​

Pedal control tester application​

Travel control joystick​

11 Travel Gear

Technical data​

Construction, function travel gear​

Remove and install​

11.3.20 Travel gear type P​

11.3.21 Travel gear type P-D​

11.3.22 Travel gear type D​

12 Track Components

Technical data​

Description, function, wear effects​

Measuring instructions and evaluation of wear​

Appraisal report​

Wear chart​

Front idler​

Track adjuster unit​

Track roller​

Carrier roller​

Track roller frame​

Support shaft preassembled​

13 Attachments - front

Mechanical end stops - bucket attachment​

Attachment - multi purpose bucket​

14 Attachments - rear

Attachment - ripper​

15 Main Frame - Add On Components

Cooler / radiator arrangement​

Equalizer bar​

16 Tank Installation's

Hydraulic tank​

Fuel tank​

Battery box​

17 Operators Platform, Heater, Air Conditioner

Hydraulic tilting device​

Heater and blower​

Engine operation​

Air conditioner​

18 Special Attachments

Refueling pump​

Arrangement - additional lights​

Operator's seat with air suspension​

Windshield wiper - interval switch​

Hydraulic oil temperature gauge​

19 Miscellaneous Informations

Storage (preservation) guidelines​

Material classification​

Weight of materials​