Table of contents
1 Introduction
1.1 Operation Manual - change record............................................................................20
1.2 Preface......................................................................................................................22
1.3 Technical documentation set.....................................................................................24
1.4 Data module codes (descriptive data).......................................................................26
1.5 Data module codes (procedural data).......................................................................28
1.6 About this book..........................................................................................................30
1.7 About the engine.......................................................................................................32
1.8 List of abbreviations...................................................................................................36
2 Safety
2.1 Service Letters...........................................................................................................42
2.2 Safety precautions and safety guidelines..................................................................44
2.3 Contamination and fire in the scavenge air spaces...................................................50
2.4 Fire-fighting in the scavenge air space......................................................................52
2.5 Explosions in the crankcase......................................................................................54
2.6 Prevent explosions in the crankcase.........................................................................56
2.7 Access to engine spaces...........................................................................................58
2.8 General safety lifting instructions...............................................................................60
3 Design and function of the engine
3.1 Short description of the engine..................................................................................62
3.2 Use of the engine......................................................................................................64
3.3 The relation between engine and propeller...............................................................68
4 Design and function of systems
4.1 General for systems..................................................................................................72
4.2 Cooling water system................................................................................................74
4.3 Wash water system...................................................................................................76
4.4 System oil system......................................................................................................78
4.5 Servo oil system........................................................................................................80
4.6 Cylinder oil system....................................................................................................82
4.7 Starting air system.....................................................................................................84
4.8 Scavenge air system.................................................................................................86
4.9 Control air system......................................................................................................88
4.10 Exhaust gas system..................................................................................................90
4.11 Fuel system...............................................................................................................92
4.12 HP Selective catalytic reduction system....................................................................96
4.13 LP Selective catalytic reduction system..................................................................116
X72-B
Operation Manual
Winterthur Gas & Diesel Ltd.
- 3 - Issue 003 2021-12