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Table of contents

1-1

Main Data and Outputs .......................................................................................................................

1-1

1.1

Maximum continuous output .......................................................................................................

1-2

1.2

Reference conditions ...................................................................................................................

1-2

1.3

Operation in inclined position .....................................................................................................

1-3

1.4

Dimensions and weights .............................................................................................................

2-1

Operating Ranges ................................................................................................................................

2-1

2.1

Engine operating range ...............................................................................................................

2-2

2.2

Loading capacity .........................................................................................................................

2-4

2.3

Operation at low load and idling ..................................................................................................

2-4

2.4

Low air temperature ....................................................................................................................

3-1

Technical Data ......................................................................................................................................

3-1

3.1

Wärtsilä 8V31 ...............................................................................................................................

3-4

3.2

Wärtsilä 10V31 .............................................................................................................................

3-7

3.3

Wärtsilä 12V31 .............................................................................................................................

3-10

3.4

Wärtsilä 14V31 .............................................................................................................................

3-13

3.5

Wärtsilä 16V31 .............................................................................................................................

4-1

Description of the Engine ....................................................................................................................

4-1

4.1

Definitions ....................................................................................................................................

4-1

4.2

Main components and systems ..................................................................................................

4-5

4.3

Expected overhaul intervals and life times ..................................................................................

4-5

4.4

Engine storage .............................................................................................................................

5-1

Piping Design, Treatment and Installation .........................................................................................

5-1

5.1

Pipe dimensions ..........................................................................................................................

5-2

5.2

Trace heating ...............................................................................................................................

5-2

5.3

Pressure class ..............................................................................................................................

5-3

5.4

Pipe class ....................................................................................................................................

5-4

5.5

Insulation .....................................................................................................................................

5-4

5.6

Local gauges ...............................................................................................................................

5-4

5.7

Cleaning procedures ...................................................................................................................

5-5

5.8

Flexible pipe connections ............................................................................................................

5-6

5.9

Clamping of pipes ........................................................................................................................

6-1

Fuel Oil System ....................................................................................................................................

6-1

6.1

Acceptable fuel characteristics ...................................................................................................

6-5

6.2

Internal fuel oil system .................................................................................................................

6-8

6.3

External fuel oil system ................................................................................................................

7-1

Lubricating Oil System ........................................................................................................................

7-1