Figure 8. FM-200 Local Actuation Components

TM 55-1925-292-14&P

0004 00

FM-200 LOCAL ACTUATION COMPONENTS

Figure 8. FM-200 Local Actuation Components

Table 8. FM-200 Local Actuation Components (refer to figure 8)

Key

Control/Indicator

Function

Manual/Pressure Operated

This control head permits both manual and pressure actuation

Control Head

of the FM-200 discharge delay valve. When activated manually,

FM-200 discharge is activated without warning horns, strobe

lights or the FM-200 bell sounding.

Discharge Delay Valve

This valve determines the status of the 60-second delay. When

OPEN, the 60-second delay is overridden. When CLOSED, the

60-second delay is active.

Pressure Switch PS-1

When the FM-200 system is actuated, PS-1 automatically secures

engine room and AMS 1 ventilation, Ship's Service Diesel Generator

(SSDG) 1, SSDG 2, the bow thruster engine, the pump drive engine,

and the fuel oil transfer pumps. PS-1 also sounds an alarm bell and

energizes the amber strobe lights.

Pressure Switch PS-1A

When the FM-200 system is actuated, PS-1A energizes the warning

horns in the engine room and AMS 1, and the amber strobe lights

in the engine room, AMS 1, and AMS 2.

CO2 Discharge Valve

This valve controls the discharge rate of the CO2 gas from the

cylinder that actuates the FM-200 system.

0004 00-10