2-11 Shutdown procedures
Normal shutdown for less than 72 hours
Turn off deckhouse ventilating fans by pushing controller switches to OFF
Close ventilation hatches as desired
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 1 P8 thru 6P8
Open switchboard circuit breaker P8
Emergency shutoff of ventilation system automatically shuts down chlorination system. Ventilation emergency
shutdown RED button is second button from left in row of seven system emergency shutdown buttons aft of
starboard personnel door When pushed, this button opens switchboard circuit breaker P8 which provides
electricity to power panel 2 Circuit breakers on this panel, which provide power for 10 ventilating fans (Figure 2-
3), trip OFF, and individual fan motor controllers also go to OFF. This also cuts power to fan motors providing
ventilation to voids, including void 2 port where chlorination system is located. When power is cut to void fan 8,
an electrical Interlock turns off chlorination system.
2-12 Emergency shutdown
General. The barge has two emergency shutdown modes. One mode shuts down individual systems such
as the ventilation system or a diesel high pressure 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,
this button shuts off either fuel or electrical power On the total shutdown, this button shuts off all fuel and electrical power
to all operating systems.
Seven red system shutdown buttons are located on the ROWPU space starboard bulkhead just aft of the personnel
door These system shutdown buttons (Figure 2-5) control shore power, ventilation systems, ROWPU 1 diesel high
pressure pump, ROWPU 2 diesel high pressure pump, 20 kW auxiliary generator, service generator 2, and service
Six red total shutdown buttons are.
· 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