Wartsila ?31DF Series Product Manual page 138

8. Compressed Air System
8.2.4 Air filter, starting air inlet (3F02)
Condense formation after the water separator (between starting air compressor and starting
air vessels) create and loosen abrasive rust from the piping, fittings and receivers. Therefore
it is recommended to install a filter before the starting air inlet on the engine to prevent particles
to enter the starting air equipment.
8-4
The total vessel volume shall be divided into at least two equally sized starting air
vessels.
Wärtsilä 31DF Product Guide
NOTE
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