Operating techniques ......................... 207
Whole-body vibrations ................................ 208
Rules for digging ......................................... 210
Working within dangerous areas ................ 213
Attachments ................................................ 222
Attachments, connecting and
disconnecting .............................................. 226
Buckets ....................................................... 247
Hammer ...................................................... 250
Hose rupture valves .................................... 256
Selecting track shoes .................................. 258
Lifting objects .............................................. 260
Signalling diagram ...................................... 266
Safety when servicing ......................... 269
Service position .......................................... 270
Before service, read .................................... 271
Entering, leaving and climbing the machine 277
Fire prevention ............................................ 278
Handling hazardous materials .................... 281
Handling line, tubes and hoses ................... 286
Maintenance ....................................... 287
Lubrication and service chart ...................... 289
Maintenance service, every 10 hours ......... 297
Maintenance service, every 50 hours ......... 299
Maintenance service, every 250 hours ....... 306
Maintenance service, every 500 hours ....... 311
Maintenance service, every 1000 hours ..... 315
Maintenance service, every 2000 hours ..... 319
Maintenance service, every 4000 hours ..... 322
Maintenance service, when required .......... 323
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Table of contents