5.4.1 Additional to the instrumentation provided
in accordance with SOLAS chapter II-1, Part
C, indicators should be fitted on the navigation bridge, the
engine control room and the manoeuvring platform for:
5.4.2 Auxiliary systems where gas may leak directly
into the system medium (lubricating oil, cooling water) should be
equipped with appropriate gas extraction measures fitted directly
after the outlet from the engine in order to prevent gas dispersion.
The gas extracted from auxiliary systems media should be vented to
a safe location in the open.