5.5.6 Pressure control valve............................................... 216
5.5.7 Flow limiting valve...................................................218
5.5.8 Exhaust valve control unit............................................ 220
5.6 Group 6 - Scavenge air components
5.6.1 Scavenge air receiver................................................222
5.6.2 Turbocharger....................................................... 224
5.6.3 Auxiliary blower..................................................... 226
5.6.4 Auxiliary blower switch box........................................... 228
5.6.5 Scavenge air cooler..................................................230
5.6.6 Water separator.....................................................232
5.7 Group 7 - Cylinder lubrication
5.7.1 Cylinder lubrication.................................................. 234
5.7.2 Integrated electrical balancer (iELBA)..................................236
5.8 Group 8 - Pipes
5.8.1 Exhaust waste gate..................................................242
5.9 Group 9 - Monitoring instruments
5.9.1 Crank angle sensor unit..............................................244
5.9.2 Water in oil monitor..................................................246
5.9.3 Oil mist detector.....................................................248
6 Control system
6.1 Engine control system UNIC...............................................254
6.2 Engine control system WECS-9520........................................ 260
6.3 Engine control system WiCE.............................................. 270
6.4 Intelligent combustion control..............................................274
6.5 Gas valve unit and external gas supply system.............................. 278
6.6 Integrated gas pressure regulation.........................................284
6.7 Local display unit (LDU-20) - general.......................................288
6.8 Local display unit (LDU-20) - Option for UNIC - pages
6.8.1 Operate the local display unit (LDU-20).................................290
6.8.2 LDU-20 pages - general for DF engine................................. 296
6.8.3 LDU-20 page - MAIN.................................................298
6.8.4 LDU-20 page - CONTROL LOCATIONS................................302
6.8.5 LDU-20 page - FUEL MODE CONTROL................................304
6.8.6 LDU-20 page - CA SENSOR STATUS..................................306
6.8.7 LDU-20 page - CYLINDER BALANCING DIESEL........................308
6.8.8 LDU-20 page - CYLINDER BALANCING GAS...........................310
6.8.9 LDU-20 page - CYLINDER LUBRICATION..............................312
6.8.10 LDU-20 page - iCAT................................................. 314
6.8.11 LDU-20 page - DYNAMIC COMBUSTION CONTROL (DCC)..............318
6.8.12 LDU-20 page - EXHAUST VENTILATION...............................320
6.8.13 LDU-20 page - EXHAUST VALVES....................................322
6.8.14 LDU-20 page - FAILURE LIST........................................ 324
X92DF
Operation Manual
Winterthur Gas & Diesel Ltd.
- 5 - Issue 002 2020-08