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5.30.1 CAN bus overview.................................................................................................................. 197
5.30.2 Level sensor in diesel tank, R03............................................................................................ 198
5.30.3 Immersion pipe sensor in water tank, R14............................................................................. 199
5.30.4 Float switch in water tank, B33.............................................................................................. 200
5.30.5 Float switch for coolant compensation tank, B55................................................................... 200
5.31 Inspection and maintenance work........................................................................................ 201
5.31.1 Maintenance Table................................................................................................................. 201
5.31.2 Every 500 operating hours..................................................................................................... 201
5.31.3 Every 5000 operating hours................................................................................................... 202
5.31.4 As required............................................................................................................................. 203
6
Diesel engine..................................................................................................................................... 205
6.1 Overview of diesel engine........................................................................................................ 206
6.2 Service side............................................................................................................................... 208
6.3 Starter side................................................................................................................................ 209
6.4 Lubrication oil circuit................................................................................................................ 210
6.5 Coolant circuit........................................................................................................................... 212
6.6 Replacing the thermostat......................................................................................................... 214
6.7 Fuel supply................................................................................................................................ 216
6.8 Injection system........................................................................................................................ 218
6.9 Injection pump replacement during service........................................................................... 220
6.9.1 Disassembling the injection pump............................................................................................ 220
6.9.2 Determining the start of injection.............................................................................................. 222
6.9.3 Installing the injection pump..................................................................................................... 225
6.10 Injection valve replacement during service.......................................................................... 230
6.11 Checking / repairing injection valves.................................................................................... 233
6.12 Checking the compression.................................................................................................... 239
6.13 Inspection and maintenance work........................................................................................ 241
6.13.1 Maintenance Table................................................................................................................. 241
6.13.2 Checks prior to start up.......................................................................................................... 242
6.13.3 Every 250 operating hours..................................................................................................... 243
6.13.4 Every 500 operating hours..................................................................................................... 248
6.13.5 Every 1000 operating hours................................................................................................... 250
6.13.6 Every 2000 operating hours................................................................................................... 257
6.13.7 Every 3000 operating hours................................................................................................... 260
6.13.8 As required............................................................................................................................. 260
7
Hydraulic system.............................................................................................................................. 265
7.1 Overview of hydraulics............................................................................................................. 266
7.1.1 Pump overview......................................................................................................................... 267
7.2 Open and closed hydraulic circuit.......................................................................................... 270
7.3 Hydraulic units.......................................................................................................................... 272
7.3.1 Travel pump, A4VG71 EP........................................................................................................ 272
7.3.2 Vibration pump, A10VG28 / 45 EP........................................................................................... 278
7.3.3 Swash plate principle, pump.................................................................................................... 283
7.3.4 Drum drive motor..................................................................................................................... 285
7.3.5 Vibration motor......................................................................................................................... 289
7.3.6 External gear pumps................................................................................................................ 291
BW 202 AD-50 / BW 206 AD-50 / BW 202 ADO-50
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