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TM 55-1925-292-14&P
0002 00
BELLS
There are two bells in the fire alarm system. One is in the pilothouse and the other one is in the EOS. The bells
are provided as an independent indication of a fire alarm condition.
The technical characteristics of the bells are contained in table 6.
Table 6. Bell Technical Characteristics
Item
Data
Manufacturer ........................................................................... Hose-McCann Telephone Co, Inc.
Model ............................................................................................................................... DOTY-8
Type ............................................................................................................................. Single pole
Voltage ............................................................................................................................... 24 Vdc
Amps .................................................................................................................................. 0.14 A
FIRE ALARM PULL STATIONS
The fire alarm pull stations are part of the fire alarm system. There are 11 fire alarm pull stations in various
locations throughout the vessel. When pulled, a station sends an alarm signal via the zone module to the
applicable fire detector panel indicators.
The technical characteristics of the fire alarm pull stations are contained in table 7.
Table 7. Fire Alarm Pull Station Technical Characteristics
Item
Data
Manufacturer .............................................................................................................. Pyrotronics
Model .................................................................................................................................. MS-51
Type .......................................................................................................................... Single Action
Voltage ............................................................................................................................... 24 Vdc
Amps .................................................................................................................................... 0.1 A
0002 00-24

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