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 TM 55-1905-223-10
CAUTION
Do not turn on circuit breakers when no fire is present or valves have not been
properly aligned. Damage to pumps could occur.
(10) On Main Switchboard (FIGURE 2-101) set FIRE PUMP NO. 1 circuit breaker (1) and FIRE PUMP NO.
2 circuit breaker (2) to ON position.
(11) On Fire Pump Motor Controllers (FIGURE 2-102) set ON-OFF switch (1) to ON position.
(12) On Fire Pump Motor Switch (FIGURE 2-103), press START pushbutton (1) for both fire pumps.
b. Fire Station.
(1)
Fire/Airflow Damper Operation.
NOTE
Airflow dampers are normally used to balance the amount of air provided to the
various compartments supplied. In the event of a fire, these dampers could be
aligned to prevent "fanning" the fire. The following procedure provides instructions
for closing and opening the damper. Damper locations are provided in Table 2-3.
(a) Close damper.
(1)
Select damper(s) to be closed from Table 2-3.
WARNING
Use caution when removing retaining screws to ensure the access cover does not
fall causing personal injury.
(2) Remove and save access cover retaining screws.
(3) Lower/open access cover.
(4) Remove and save locking pin.
(5) Move damper lever in CLOSE direction indicated on lever guide.
(6) Reinstall locking pin.
(7) Raise/close access cover and hold closed with one hand.
(8)
Reinstall access cover retaining screws finger tight.
2-319
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