3-12.2 Emergency shutdown procedures
In an emergency, push the appropriate RED button to shutdown either the ventilation system or all operating
Shut off air to voids 1 thru 4 by closing emergency shutoff valves on both sides of deckhouse When closed,
handles are in horizontal position (Figure 3-4)
Shut off air to void 5 by closing emergency shutoff valve on overhead In void 4 port. When closed, handle
should be at right angle to ductwork Since this air duct branches off from duct for void 4 port, closing emergency
shutoff for void 4 port also shuts off air to void 5.
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 paragraphs
3-9 and 3-10
Section III. Maintenance instructions
3-13.1 Maintenance concept
3-13.1.1 Unit level and IDS/IGS maintenance on the voids ventilation system is performed onboard by crew members
3-13.1.2 Any IDS/IGS maintenance beyond capability of crew members will be provided by a shore-based area support
maintenance unit. This unit also determines if depot support maintenance is required.
3-13.1.3 Intermediate support maintenance is accomplished by replacing components or major end items
3-13.1.4 Unless other intermediate support maintenance procedures are directed, IDS/IGS maintenance normally Is
provided by an Army Transportation Corps floating craft intermediate support maintenance unit serving terminal
operating area Components to be disposed of are processed by this unit.
3-13.1.5 Maintenance Allocation Chart (MAC) is in TM 55-1930-209-14&P-18 For maintenance on other onboard
equipment, consult appropriate manual
3-13.2 Maintenance Instructions. Maintenance instructions are presented in the paragraphs that follow. Appendix C,
Preventive Maintenance Checks and Services; paragraph 3-15, Troubleshooting; and paragraph 3-16, Maintenance
3-14 Preventive maintenance checks and services. See TM 55-1930-209-14&P-16 for preventive
maintenance checks and services for the voids ventilation system See TM 55-1930-209-14&P-19 for complete
preventive maintenance checks and services for all ROWPU Barge System.
3-15 Troubleshooting. Troubleshoot voids ventilation system In accordance with the procedures in Table 2-2
3-16 Maintenance procedures. For maintenance procedures applicable to both deckhouse and voids
ventilation systems, see paragraphs 2-16.1 and 2-16.2
Section IV. Storage
3-17 Short-term storage. If barge is to be taken out of service for more than 7 days but less than 30 days, follow
shutdown procedures In paragraph 3-11.2
3-18 Administrative storage. If barge Is to be taken out of service for more than 30 days but less than 6 months,
barge remains a unit responsibility and shall be maintained by unit personnel.