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 TM 55-1905-223-10
As a fail safe mode, actuation of the FM-200 Fixed Fire Extinguishing System will result
in the automatic shutdown of the following machinery, equipment and powered ventilation
system motors affecting the protected space.
VENTILATION SYSTEMS
MACHINERY/EQUIPMENT
Ships Service Diesel Generator No. 1 Stbd.
Engine Room Supply Fan SF-1 Port
Ships Service Diesel Generator No. 2 Port
Engine Room Supply Fan SF-2 Starboard
Main Propulsion Engine Port
Engine Room Exhaust Fan EF-1 Port
Main Propulsion Engine Stbd.
Engine Room Exhaust Fan EF-2 Starboard
NOTE
Upon automatic shutdown of ships service generators, the
emergency diesel generator set will automatically start and
place itself on line within 45 seconds.
NOTE
Engine room exhaust fan EF-1 port and engine room exhaust
fan EF-2 starboard ventilation system openings are each fitted
with a gravity operated louver which closes automatically when
engine room exhaust fans are secured.
If FM-200 system fails to operate, proceed to the CO Control Cylinder located in A/C and
Emergency Generator Room (1-43-0-E), Frame 44 and follow Local Manual Release
Instructions posted at the CO cylinder location.
WARNING
The FM-200 system has been outfitted with a time delay override located
on top of the time delay.
When the time delay override lever is pulled, the 60 second time delay is
negated and FM-200 will immediately discharge into the protected spaces.
This procedure should only be performed under extreme circumstances and
with the authority of the watch officer or scene commander.
Failure to adhere to these warnings could result in death or serious injury.
If FM-200 system fails to operate, proceed to Emergency Discharge Instructions posted at the
Engine Room FM-200 cylinder location, A/C and Emergency Generator Room (1-43-0-E),
Frame 43 or the Emergency Discharge Instructions posted at the MCC Area FM-200 cylinder
location, Tunnel (3-17-0-Q), Frame 24 and follow Emergency Discharge Instructions.
NOTE
Emergency discharge actuation of engine room and MCC area
FM-200 cylinder banks can be accomplished simultaneously at
the emergency discharge release for either engine room or MCC
area FM-200 cylinder bank.
If operating in this Emergency Release Mode, the operator should check that both the cylinder
banks have discharged by observing the pressure gage readings on the individual cylinders.
2-724
Change 10
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