7-5.4.2 Normal shutdown for more than 72 hours
Turn off deckhouse ventilating fan motors by pushing controller switches to OFF.
Close and secure 17 ventilation hatches.
Open power panel 2 circuit breakers 1P8 thru 6P8.
Open switchboard circuit breaker P8.
7-5.4.3 Emergency shutdown
7-220.127.116.11 General. The barge has two emergency shutdown modes. One mode shuts down individual systems such as
the ventilation system or a diesel HP pump and the other mode shuts down all barge operating systems.
Both modes are activated by pushing a red button protected by a metal guard. On individual system shutdowns,
either fuel or electrical power is shut off to that system only. On total shutdown, all fuel and electrical power is shut off to
all operating systems.
Seven red system shutdown buttons are on the ROWPU space starboard bulkhead just aft of the personnel door.
These system shutdown buttons (Figure 3-16) control shore power, ventilation systems, ROWPU 1 diesel HP
pump, ROWPU 2 diesel HP pump, 20 kW SAG, SSG 1, and SSG 2.
Six red total shutdown buttons are located as follows:
On ROWPU space starboard bulkhead aft of personnel door, above and forward of system shutdown buttons.
Outside ROWPU space starboard door on weatherdeck.
Outside ROWPU space port door on weatherdeck * Inside ROWPU space port door to weatherdeck.
Outside dayroom door to weatherdeck * Inside dayroom door to weatherdeck.
7-18.104.22.168 Emergency shutdown procedures
In an emergency, push the appropriate red button to shutdown either the ventilation system or all operating
When emergency situation has been corrected, reset emergency button by turning collar behind button one-
quarter turn clockwise. Button will pop out and again be in the ready position.
When emergency button is reset, ventilation system must be restarted by performing procedures in
Emergency shutdown of ventilation system also automatically shuts down
chlorination system. When pushed, the ventilation system emergency shutdown
button opens switchboard circuit breaker P8, which shuts off electricity to power
panel 2. Circuit breakers on this panel, which provide power for 10 ventilating fans
(Figure 7-3), will trip OFF, and individual fan motor controllers will also go to OFF.
When power Is cut to fan motors that provide ventilation to voids, Including void 2
port where chlorination system Is located, an electrical interlock In void fan 8 turns
off chlorination system.