Liebherr Tractor PR 766 1421 (USA / CAN) Crawler Dozer Operator's Manual 13666 - PDF DOWNLOAD

en

Operator's manual Crawler dozer

Document ID Order number: Issued: Version: Author:

ORIGINAL OPERATOR'S MANUAL 93517266 01.09.2019 05 LWT I Technical Documentation Department

Product ID Manufacturer: Type: Type no.: From Serial no.:

Liebherr-Werk Telfs GmbH PR 766 1421 (USA/ CAN) 13666

Contact

Liebherr-Werk Telfs GmbH Hans Liebherr-StraBe 35 A-6410 Telfs

Machine data: Enter the following information on taking delivery. *You will find the information on the type plate of the machine. This will also be useful when you order spares.

* Vehicle ID number: VAUZ ............................. ZT ............................ .

* Year of manufacture:

Commissioning date: .................. I ................. I ................ .

fil WARNING:

This product can expose you to chemicals including Diesel Engine Exhaust which is known to the State of California to cause cancer. For more information go to www .P65Warnings.ca.gov .

ffi WARNING:

This product can expose you to chemicals including

Lead and Lead Compounds which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www .P65Warnings.ca .gov.

copyright© Liebherr-Wer1< Telfs GmbH 2019

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Foreword

This operator's manual has been written for the operator and for the maintenance staff of the machine.

It contains the descriptions for: - Chapter 1 "Product description" - Chapter 2 "Safety guidelines" - Chapter 3 "Control, operation" - Chapter 4 "Malfunctions" - Chapter 5 "Maintenance" The operating instructions must be read and used carefully by all persons who carry out work with or on the machine before putting the machine into service for the first time and later, at regular intervals.

Work with or on the machine includes, for example: - Operation including set up, troubleshooting during work procedure, disposal of production wastes, care, disposal of service and auxiliary materials.

- Service including maintenance, inspection and repair work - Transport or loading the machine This allows the machine operator to familiarize himself with the machine more easily and prevent malfunctions due to improper operation.

Observation of the operating instructions by maintenance personnel: - increases reliability in use - extends the service life of your machine - reduces repair costs and downtime The operating instructions belong with the machine. Make sure that a copy is always readily available in the operator's cab.

The operating instructions should be supplemented with instructions for accident prevention and environmental protection based on existing national regulations.

In addition to the operating instructions and legally binding regulations on accident prevention which apply in the user country and at point of use, authorized specialist rules for safe and correct working procedures are also to be observed.

These operating instructions contain all required information for control, operation and maintenance of your machine.

Some illustrations in these operating instructions may depict details and working devices which differ to your machine.

In some illustrations, protective devices and covers have been removed in the interests of better presentation.

Improvements, which are always being incorporated into our machines, may result in changes to your machine which are not yet indicated in these operating instructions.

If you need additional explanations or instructions, please don't hesitate to contact the Technical Documentation and Service Department.

Under extreme conditions, more frequent maintenance than specified in the inspection checklist may be required.

copyright© Liebherr-Werk Telfs GmbH 2019

PR766 / 13666

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Foreword

Operator's manual

Liability and warranty Due to the variety of products offered by other manufacturers (for example service items, lubricants, attachments and spare parts), Liebherr cannot check the suitability and error-free function of third party products in or on Liebherr products in general. The same applies for possible interactions of third party products with Liebherr products.

The use of third party products in or on Liebherr machines is at the discretion of the user. Liebherr denies any warranty or liability for damages of any kind for failures or damages on Liebherr machines, which were caused by use of third party products.

In addition, Liebherr will not approve any warranty claims, which occurred due improper operation, insufficient maintenance or non-observation of safety guidelines.

Modifications, conditions, copyright -

-

We reserve the right to make changes to technical details on the machine in comparison to the information and illustrations in this manual.

The warranty and liability conditions of Liebherr's general business conditions will not be expanded by the above information.

The information and illustrations contained in these operating instructions may neither be copied and distributed, nor used for the purposes of competition. All rights are expressly reserved in accordance with copyright laws.

Machine data: Component relevant machine data is recorded in part by the system. The saved data is used by the manufacturer for continued improvement of function and reliability.

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Reply form

We need your help to continually improve our documentation. Please copy this page and fax it or e-mail it to us with your comments, ideas and suggestions for improvement.

To:

Liebherr-Werk Telfs GmbH Hans Liebherr StraBe 35 A-6410 Telfs / Osterreich

Fax:

0043 50809 6 7708

E-mail:

info.lwt@liebherr.com Ideas, comments (please state the page number):

Overall, how would you judge this document?

Excellent Very good Good Satisfactory Poor Your data:

Machine/ serial number: Company: Last name: Address: Telephone number: Dealer: Thank you for your help.

copyright© Liebherr-Werk Telfs GmbH 2019

PR766 / 13666

llEBHERR

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Reply form

Operator's manual

Notes:

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Contents

1

Product description

15

1.1

Technical description

15

1.1.1

15

1.2

Design overview

Technical data

18

1.2.1

Vibrations

18

1.2.2

CO2 emissions of diesel engine

19

1.2.3

Sound level

20

1.2.4

Maximum operating mass

20

1.2.5

Diesel engine

20

1.2.6

Travel drive and control system

21

1.2.7

Working hydraulics

21

1.2.8

Operator's cab

22

1.2.9

Undercarriage

22

1.2.10 Pull force

22

1.2.11

23

Basic machine dimensions

1.2.12 Front equipment

24

1.2.13 Rear equipment

26

Warranty conditions

29

1.3.1

Additional information

29

1.3.2

Warranty declaration, emission limits, warranty rights and obligations

29

1.3.3

Warranty coverage from manufacturer

30

1.3.4

Warranty obligations of the owner

30

,!1

1.3.5

Warranty

30

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1.3.6

Warranty parts

31

~

1.3.7

Exclusions

31

Tightening torques

32

1.3

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1.4.1 1.4.2

Preload values and tightening torques for screws with standard and fine metric thread according to DIN ISO 261

32

Tightening torque for cutting edges, end bits and adapters

38

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Contents

Operator's manual

2

Safety guidelines, signs

39

2.1

Designation of warning notes

39

2.1.1

40

Additional rules and guidelines

2.2

Symbols in the operator's manual

40

2.3

Proper use

40

2.3.1

Laws, rules, guidelines and safety regulations

40

2.3.2

Intended use

40

2.3.3

Foreseeable misuse

41

2.3.4

Danger area of the machine

42

2.3.5

Operating conditions

43

2.3.6

Disposal

44

Description of personnel

45

2.4.1

Personal protective equipment

45

2.4.2

Requirements for personnel

45

2.4.3

Operator

45

2.4.4

Operator

46

2.4.5

Maintenance staff

47

2.4.6

Guide

48

Signs on the machine

48

2.5.1

Safety signs

48

2.5.2

Information signs

58

2.5.3

Identification plates

67

2.4

2.5

2.6

Safety instructions

67

2.6.1

General safety instructions

67

2.6.2

Safety guidelines for crushing and burn prevention

68

2.6.3

Safety guidelines for fire and explosion prevention

69

2.6.4

Safety instructions for machine start up

69

2.6.5

Safety guidelines for start up

70

C:

,!1

2.6.6

Safety guidelines for working

70

2.6.7

Safety guidelines for turning machine off

2.6.8

Safety instructions for transporting machine

71 ~ 71 ~

Safety instructions for towing machine

72 "'~

2.6.9

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2.6.10 Safety instructions for maintenance

72

2.6.11

75

Safety guidelines for welding work on machine

2.6.12 Safety guidelines for working on attachment

75

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Operator's manual

Contents

2.6.13

Safety guidelines for loading machine with a crane

75

2.6.14

Safety notes for maintenance of hydraulic hoses and hose lines

76

2.6.15 Safety guidelines for maintenance work on machines with hydro accu2.6.16

3

mulators

76

Roll over protection (ROPS) and falling object protection (FOPS)

77

2.6.17 Equipment and attachment parts

78

2.6.18

78

Protection from vibrations

2.6.19 See and be seen

79

2.6.20

Safety notes for Diesel engines with electronic control units

81

2.6.21 Safety notes for working on Common Rail System of Diesel engines

81

Control, operation

83

3.1

Operating and control elements

84

3.1.1

Operator's cab

84

3.1.2

Control elements on the operator's platform

86

3.1.3

Display unit

91

3.1.4

Exhaust gas treatment

130

3.2

Operation

133

3.2.1

Battery main switch

133

3.2.2

Access light

134

3.2.3

Entering and exiting the machine

135

3.2.4

Emergency exit

136

3.2.5

Door lock

137

3.2.6

Premium operator's seat

139

3.2.7

Safety belt

145

3.2.8

Adjust the armrests and joysticks

147

3.2.9

Heating system

148

3.2.10 Air conditioning system

150

3.2.11 Sliding window

155

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3.2.12 Interior lighting of cab

155

~

3.2.13 Inside mirror

156

~

3.2.14 Electrical windscreen wiper system and windscreen washer system

156

3.2.15 Turn the engine compartment lighting on

159

3.2.16 Fire extinguisher

159

3.2.17 Assembly of third party installations in the cab

160

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Contents

Operator's manual

3.3

3.4

3.5

3.2.18 LiDAT (option)

161

Operation

162

3.3.1

Operating machine on a daily basis

162

3.3.2

Adding diesel exhaust fluid

168

3.3.3

Using the machine at low or high ambient temperatures

170

3.3.4

Starting diesel engine

170

3.3.5

Travel mode

175

3.3.6

Driving

182

3.3.7

Braking

184

3.3.8

Taking the machine out of service

186

3.3.9

Working in water

191

3.3.10 Working with attachment

192

3.3.11 Working with optional attachments

200

Work methods

206

3.4.1

Grading

206

3.4.2

Fine grading

207

3.4.3

Using several machines simultaneously

208

3.4.4

Creating and banking up trenches

209

3.4.5

Land clearing

210

3.4.6

Ripping

212

Install and remove the attachment

3.5.1

3.6

3.7

214

Installation guidelines for installation and removal of working attachment

214

3.5.2

Install the bearing shells of the attachment

214

3.5.3

Install and remove the push frame with the straight blade

216

Transport

226

3.6.1

Transporting machine by truck or rail

226

3.6.2

Loading the machine with the crane

231

Emergency operations

234

3.7.1

Emergency mode function

3.7.2

Towing machine

3.7.3

Jump start procedure

234 "'<»~ 234 ~ ~ ~ 243 ;;;

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4

Operating problems

245

4.1

245

Servicecodes

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Operator's manual

Contents

4.1.1

5

Service code - Display unit

245

4.2

Problems - Cause - Remedy

247

4.3

Problem remedy

248

4.3.1

Fuses

248

4.3.2

Fuses and relays in the central electric compartment

250

Maintenance

257

5.1

Maintenance and inspection schedule

257

5.2

Fill quantities, lubrication schedule

263

5.2.1

Recommended lubricants

263

5.2.1

Recommended lubricants

263

5.2.2

Recommended fuel and operating fluids

263

5.2.3

Lubrication chart

264

5.2.4

Symbols in the lubrication chart

266

5.3

5.4

Lubricants and fuels

267

5.3.1

General information about lubricants and fuels

267

5.3.2

Diesel fuels

268

5.3.3

Engine oils

268

5.3.4

Coolant

269

5.3.5

Diesel exhaust fluid

270

5.3.6

Hydraulic oil

270

5.3.7

Lube oils for splitterboxes

275

5.3.8

Lube oils for travel gearbox

276

5.3.9

Oil for duo cone (slipring) seal Travel gear

277

5.3.10 Oil for axle bearing

278

5.3.11

278

Grease and other lubricants

5.3.12 Oil for hinges and joints

279

Take oil samples

280

5.4.1

280

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5.5

~

~

Oil samples and oil analysis

Preparatory maintenance tasks

284

~

5.5.1

Safety instructions for maintenance

284

;;;

5.5.2

Maintenance position

284

~

5.5.3

Turn the electrical system off

287

~

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5.6

Overall machine

288

5.6.1

288

Lubricating all lube points according to lubrication chart

copyright© Liebherr-Werk Telfs GmbH 2019

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Contents

Operator's manual

5.6.2 5.7

5.8

5.9

Checking the window wiper

288

Diesel engine

289

5.7.1

Checking the engine oil level

289

5.7.2

Checking the diesel engine configuration and the belly pans for contamination and cleaning them

290

Cooling system

291

5.8.1

Checking the coolant level and refilling

291

5.8.2

Cleaning the cooling system

293

Fuel system

296

5.9.1

Notes for work on the fuel system

296

5.9.2

Draining the fuel pre-filter condensation

296

5.9.3

Fuel tank: draining condensation and sediments

297

5.9.4

Emptying and cleaning the fuel tank

298

5.10 Air filter system

301

5.10.1

301

5.11

Replacing air filter

Hydraulic system

305

5.11.1

305

Checking the oil level in the hydraulic tank and topping up oil

5.12 Splitterbox

309

5.12.1

309

Splitter box: checking the oil level

5.13 Electrical system 5.13.1

310

Checking the display unit and lighting

310

5.13.2 Changing the light bulbs

310

5.14 Heater, ventilation, air conditioning system

311

5.14.1

Checking the condenser

311

5.15 Drive gear

312

5.15.1

312

Travel gearbox: checking the condition

5.15.2 Checking the oil level in the duo cone (slip ring) area

312

5.16 Track components 5.16.1

314

Checking the nuts and bolts of the travel gear components are firmly seated

C:

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314

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5.16.2 Checking and adjusting the track tension

315 ~ 319 ~~

5.16.3 Greasing equaliser bar bearing

;;;

321 "'~

5.17 Working attachment 5.17.1

Checking the cutting edges, corners and ripper tips for wear

321

5.17.2 Checking the mounting screws and pin retainers of the working attachment for tight seating

321

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Operator's manual

Contents

5.17.3 Removing and installing the ripper tooth tips 5.18 Cleaning the machine 5.18.1

Wet cleaning the machine

5.19 Preservation tasks 5.19.1

322 326 326 328

Protecting the piston rods

328

5.19.2 Taking the machine out of service

328

Index

329

copyright© Liebherr-Werk Telfs GmbH 2019

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Contents

Operator's manual

copyright© Liebherr-Well< Telfs GmbH 2019

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1 Product description

1. 1 Technical description 1. 1. 1 Design overview This section comprises an overview of the machine and descriptions of the components shown.

copyright© Liebherr-Werk Telfs GmbH 2019

PR766 / 13666

llEBHERR

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Product description

Operator's manual

Technical description

6

7

1

10

8

2

3

4

9

5 -.::.

N

;;:

Fig. 1: Overall view - front view 1

2 3 4

Dozer blade Strut I cutting angle adjustment cylinder Push frame Travel gear

5 6

Travel gearbox Lift cylinder

7 8

Engine compartment door left Operator's cab

9 10

Diesel exhaust fluid tank Hydraulic tank

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