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 TM 55-1925-273-10-1
0071 00
FIRE MONITOR OPERATION
WARNING
Radar and radio equipment transmit harmful radiation. Ensure that all transmitting de-
vices are properly secured, locked out, and tagged out (FM 55-502) prior to allowing per-
sonnel to work on the pilothouse top and masts. Failure to comply may result in serious
injury or death.
NOTE
The monitors are capable of shooting foam or water. If shooting foam, ensure that firefighting
stations shooting water do not wash away the foam.
1.
Verify that the fire main is pressurized.
2.
Direct (aim) the monitor to place foam/water at the base of the fire.
3.
OPEN the cutoff valve for the desired monitor.
FOAM SYSTEM SHUTDOWN
1.
To shut down the AFFF pump:
a.
At the AFFF pump motor controller complete the following actions:
(1)
Press the STOP pushbutton (figure 15, item 5).
(2)
Observe that the MOTOR RUN indicator (figure 15, item 4) goes out.
(3)
Set the ON-OFF switch (figure 15, item 1) to the OFF position.
(4)
Observe that the POWER AVAILABLE indicator (figure 15, item 2) goes out.
b.
On the main switchboard in the EOS, set the AFFF PUMP circuit breaker (figure 2, item 2) to OFF.
2.
To secure the AFFF system, CLOSE the following valves:
(1)
FM-84, AFFF TK SUCT (figure 11, item 16), AFFF tank suction.
(2)
FM-97 and FM-99, the AFFF proportioner differential pressure gauge, located in the overhead on the AFFF/
PROPORTIONER line in AMS 1.
FIRE MONITOR SHUTDOWN
1.
Keep the cutout valve OPEN, and maintain output flow until clear raw water is discharging from the monitor.
2.
CLOSE the cutout valve for the desired monitor.
SECURE THE PUMP DRIVE ENGINE
1.
To unload and cool down the pump drive engine:
a.
Move the governor control lever (figure 14, item 2) to the half engine speed position.
b.
Place the power take-off control lever (figure 14, item 1) in the disengaged (aft) position.
0071 00-17
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