When bleeding receiver drain cock, ALWAYS use protective shield to
protect eyes and face from flying particles. Wear gloves and avoid side
damage by closing buttons and collars and by rolling down shirt sleeves
on work clothing.
Drain air and water from receiver by opening drain cock on bottom of receiver (Figures 12-4 and 12-5). Turn
small handle clockwise until it stops. When receiver pressure gauge reads 0 psi, close drain cock.
Open drain valves on bottom of air filters 1 and 2 (Figure 12-7).
Open air station valves 1 through 5 and 7 by turning counterclockwise until they stop (Figure 12-8). Leave them
Make sure air station valves 6, 8, and 9 are closed.
Check for damage to pressure gauges and regulators, filters, and compressor/receiver. Repair or replace as
Check pipes for loose or missing fasteners or leaks. Repair as necessary.
12-11 Emergency shutdown
12-11.1 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, this
button shuts off either fuel or electrical power to that system only. On total shutdown, this button shuts off all fuel and
electrical power to all operating systems.
Seven red system shutdown buttons are on the ROWPU space starboard bulkhead just aft of the personnel door.
These seven emergency system shutoff buttons (Figure 3-16) control shore power, ventilation systems, ROWPU 1 diesel
HP pump, ROWPU 2 diesel HP pump, ship auxiliary generator, ship service generator 1, and ship service generator 2.
Six red total shutdown buttons are:
On ROWPU space starboard bulkhead aft of personnel door above and forward of row of system shutdown
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
12-11.2 Emergency shutdown procedures
In an emergency, push appropriate red button to shut down either a selected system or all operating systems.
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 ready position.
After emergency button is reset, any systems turned off by that emergency button must be restarted with their