Liebherr Tractor PR 734-1481 Crawler Dozer Operating Manual 12368 - PDF DOWNLOAD

en

Operating manual Crawler dozer

PR 734-1481 From serial number 12368

Document ID Order number: Issued: Version: Author:

ORIGINAL OPERATING MANUAL 9087118 09.2013 04 LWT / Technical Documentation Department

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

Liebherr-Werk Telfs GmbH PR 734 1481 12368

Conformity:

Contact Address:

Liebherr-Werk Telfs GmbH Hans Liebherr-Stral1e 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 construction: ............................. CE

Commissioning date: .................. 1 ................. 1 ................ .

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Foreword

These operating instructions have been written for the machine operator and for the maintenance personnel 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 compartment 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.

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Foreword

Operating 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 this 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 of 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.

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Operating manual

Notes:

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Contents

1

Product description

15

1.1

Technical description

15

1.1.1

15

1.2

1.3

2

Design overview

Technical data

17

1.2.1

Information for vibration emission

17

1.2.2

Sound emission

18

1.2.3

Maximum operating weight

18

Tightening torques

19

1.3.1

Tightening torques for hex head screws

19

1.3.2

Tightening torques for countersunk screws

21

1.3.3

Tightening torque for cutting edges, end bits and adapters

23

Safety guidelines, signs

25

2.1

Designation of warning notes

25

2.1.1

Additional designations

26

2.1.2

Additional rules and guidelines

26

2.2

Destined use

26

2.3

Signs on the machine

26

2.3.2

Safety signs

27

2.3.3

Reference signs

32

2.3.4

Data tags

38

Safety guidelines

38

2.4.1

General safety instructions

38

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2.4.2

Safety guidelines for crushing and burn prevention

40

~

2.4.3

Safety guidelines for fire and explosion prevention

40

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2.4.4

Safety guidelines for machine start up

40

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2.4.5

Safety guidelines for start up

41

2.4.6

Safety guidelines for working

41

2.4.7

Safety guidelines for turning the machine off

42

2.4

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Operating manual

2.4.8

Safety guidelines for transporting the machine

43

2.4.9

Safety guidelines for towing the machine

43

2.4.10 Safety guidelines for maintenance

44

2.4.11 Safety guidelines for welding work on the machine

46

2.4.12

Safety guidelines for working on the attachment

46

2.4.13

Safety guidelines for loading the machine with a crane

47

2.4.14

Safety notes for maintenance of hydraulic hoses and hose lines

47

2.4.15 Safety guidelines for maintenance work on machines with hydro 2.4.16

accumulators

48

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

48

2.4.17 Equipment and attachment parts

49

Protection from vibrations

49

2.4.18

2.4.19 See and be seen

3

Control, operation 3.1

3.2

50 51

Control and operating elements

52

3.1.1

Operator's cab

52

3.1.2

Control elements on the operator's platform

54

3.1.3

Control elements on the operator's platform

60

3.1.4

Display Hydraulic oil temperature

64

3.1.5

Hydraulic oil level indicator

65

Operation

66

3.2.1

Entry

66

3.2.2

Emergency exit

66

3.2.3

Door lock

67

3.2.4

Operator's seat with mechanical suspension

69

3.2.5

Operator's seat with mechanic suspension

71

3.2.6

Operator's seat with pneumatic suspension

73

3.2.7

Seatbelt

76

3.2.8

Armrests

78 .!l

3.2.9

Heater, ventilation

79

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3.2.10 Air conditioning system

81

Sliding window

83

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3.2.12

Interior cab lighting and reading light

83

3.2.13

Inside mirror

84

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Contents

3.3

3.4

3.5

3.6

3.2.14 Electric windshield wiper and washer system

84

3.2.15 Compartment for documentation

86

3.2.16 Back up warning device

86

3.2.17 Fire extinguisher

87

3.2.18 Rotating beacon

88

Operation

89

3.3.1

Operate the machine daily

89

3.3.2

Use of the machine in low or high ambient temperatures

96

3.3.3

Start the Diesel engine

97

3.3.4

Travel operation

102

3.3.5

Travel

108

3.3.6

Braking

110

3.3.7

Take the machine out of service

112

3.3.8

Working in water

117

3.3.9

Working with the attachment

118

3.3.10 Work with optional equipment

124

Work methods

126

3.4.1

Grading

126

3.4.2

Fine grading

127

3.4.3

Using several machines simultaneously

128

3.4.4

Making ditches

128

3.4.5

Land clearing

129

3.4.6

Ripping

131

Install and remove the attachment

133

3.5.1

Installation guidelines for installation and removal of attachment parts

133

3.5.2

Install the bearing shells of the attachment

133

3.5.3

Install and remove the push frame with the straight blade

135

Transport

143

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3.6.1

Transport the machine by truck or rail

143

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3.6.2

Load the machine with the crane

146

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Emergency operations

150

3.7.1

Function of emergency operation

150

3.7.2

Tow the machine

150

3.7.3

Jump start procedure

158

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Operating manual

4

Operating problems

161

4.1

Problems - Cause - Remedy

162

4.1.1

Diesel engine

162

4.1.2

Hydraulic system

165

4.1.3

Travel gear, tracks

165

4.1.4

Electrical system

165

4.1.5

Heating system

166

4.1.6

Working equipment

166

4.2

5

Problem remedy

167

4.2.1

167

Change the fuses

Maintenance

173

5.1

Maintenance and inspection schedule

173

5.2

Fill quantities, lubrication schedule

178

5.2.1

Recommended lubricants

178

5.2.2

Recommended service items

178

5.2.3

Lubrication schedule

179

5.2.4

Lubrication chart symbols

181

5.3

5.4

Lubricants and service items

182

5.3.1

General data

182

5.3.2

Diesel fuels

182

5.3.3

Lubricating oils for Diesel engines

183

5.3.4

Coolant for Diesel engines

185

5.3.5

Hydraulic oil

188

5.3.6

Lube oils for splitterboxes

193

5.3.7

Lube oils for travel gears

194

5.3.8

Oil for duo cone (slipring) seal - travel gear

195

5.3.9

Oil for axle bearing

195

5.3.10 Grease and other lubricants

195

5.3.11 Oil for hinges and joints

197

Take oil samples

198 ~ .,;::: 198

5.4.1 5.5

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Taking oil samples and oil analysis

0

Preparatory maintenance tasks

202

5.5.1

Safety guidelines for maintenance

202

5.5.2

Maintenance position

202

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Operating manual

Contents

5.5.3 5.6

5.7

Electrical system

206

Overall machine

207

5.6.1

Check the machine for external damage

207

5.6.2

Check the windshield wiper

207

5.6.3

Hose clamp with spring pretension

208

Diesel engine

209

5.7.1

Diesel engine: Check the oil level

209

5.7.2

Diesel engine: Change the oil

210

5.7.3

Diesel engine: Change oil filter

212

5.7.4

Diesel engine: Check the arrangement and belly pans for contamination and clean

213

5.7.5

Diesel engine: Check and change the V-belt

213

5.7.6

Diesel engine: Check for leaks and condition

215

5.7.7

Diesel engine: Check the intake and exhaust lines for mounting and leaks

215

5.7.8

Diesel engine: Change the oil separator filter insert

216

5.7.9

Diesel engine: Check the control unit mounting for damage and tight seating

217

5.7.10 Diesel engine: Check all sensors and cable connections for tight seating and condition

5.8

5.9

217

5.7.11 Vibration damper

218

5.7.12 Change the heat flange

218

5.7.13 Check the engine mount, oil pan and engine brackets

219

Cooling system

220

5.8.1

Check the coolant level

220

5.8.2

Add coolant

220

5.8.3

Check the cooling system

222

5.8.4

Check the antifreeze concentration in the coolant

222

5.8.5

Change the coolant

227

Fuel system

229

5.9.1

Notes for work on the fuel system

229

5.9.2

Drain the fuel filter condensation

229

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5.9.3

Drain water and sediments in the fuel tank

230

~

5.9.4

Change fuel filter cartridges

231

5.9.5

Empty and clean the fuel tank

234

5.9.6

Bleed the fuel filter and the fuel system

236

5.9.7

Drain the fuel water separator condensation

241

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Operating manual

5.9.8

Clean the fuel water separator

241

5.10 Air filter system

243

5.10.1

243

5.11

Clean and change the air filter

Hydraulic system

247

5.11.1

247

Check the oil level in the hydraulic tank and add oil

5.11.2 Clean the magnetic rod on the hydraulic tank

249

5.11.3 Change the return filter insert

251

5.11.4 Change the replenishing circuit filter

253

5.11.5 Check the hydraulic system for leaks

254

5.11.6 Clean the oil cooler

254

5.11.7 Change the hydraulic oil

255

5.11.8 Drain water and sediments in the hydraulic tank

257

5.12 Splitterbox

258

5.12.1

Splitterbox: Check the oil level

258

5.12.2 Splitterbox: Change the gear oil

258

5.13 Electrical system 5.13.1

261

Electrical system

261

5.13.2 Check indicator lights and lighting

261

5.13.3 Check the batteries

261

5.13.4 Change the light bulbs

263

5.14 Heater, ventilation, air conditioning system 5.14.1

266

Check the heater for function and leaks

266

5.14.2 Clean and change the heater - fresh air filter

267

5.14.3 Air conditioning system

267

5.14.4 Check and clean the drain valves

270

5.15 Travel gear

274

5.15.1

274

Check travel gear for external damage and leaks

5.15.2 Check the oil level

274

5.15.3 Change the oil

275 .!l 0 276 <»N C:

5.15.4 Travel gear duo cone (slipring) area

~

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5.16 Track components 5.16.1

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Check screws and nuts of travel gear components for tight seating

285 286

5.16.3 Check and adjust the idler guides

286

5.16.4 Check and adjust the chain tension

290

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5.16.2 Check carrier rollers, track rollers and idlers for leaks

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5.16.5 Change the chain

293

5.16.6 Check track wear

299

5.16.7 Check the oil quantity in the axle bearing

299

5.16.8 Lubricate the equalizer bar bearing

301

5.17 Working attachment 5.17.1

302

Check the cutting edges, end bits and ripper tips for wear

302

5.17.2 Lubricate the working attachment and hoist cylinder bearing

302

5.17.3 Check the center position and mounting

303

5.17.4 Check the bearing points of the working attachment for play and wear

303

5.17.5 Check the mounting screws and bolt retainers of the attachment for 303

tight seating

5.17.6 Remove and install the tooth tip

303

5.17.7 Check the working equipment

304

5.18 Operator's platform - tilt device 5.18.1

305

Raise the operator's platform mechanically

305

5.18.2 Lower the operator's platform mechanically

307

5.18.3 Raise the operator's platform hydraulically

308

5.18.4 Lower the operator's platform hydraulically

310

5.19 Cleaning the machine 5.19.1

313

Wet cleaning the machine

5.20 Preservation tasks 5.20.1

313 315

Protect the piston rods

315

5.20.2 Taking the machine out of service

315

Index

317

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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.

1

3

2

4

5

Fig. 1: Overall machine - front view 1

2 3

4

Blade Strut Push frame Track

5

6 7

8

Travel gear Hoist cylinder Engine compartment door left Operator's cab

9 10

Hydraulic tank Central electric compartment

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Product description

Operating manual

Technical description

20

19

15

16

17

22

21

18

Fig. 2: Overall view - rear view 15

Ripper (Optional equipment)

18

Idler

21

16 17

Fuel tank Battery compartment

19

Oil tank - slipring area Engine compartment door right

22

20

Diesel engine with pump installation Tilt cylinder

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