SECTION IV. Maintenance Instructions
3-17 . General
3-17.1.1 Unit level and IDS/IGS maintenance on the emergency elect system is performed onboard by barge crew
member whenever possible.
3-17.1.2 Any IDSPIGS maintenance beyond the capability of crew members is provided by a shore-based area support
maintenance unit. This unit also determines if depot support maintenance is required.
3-17.1.3 Intermediate support maintenance is accomplished by replacement of components or major end items.
3-17.1.4 Unless other intermediate support maintenance procedures are directed, IDS/IGS maintenance is normally
provided by an Army Transportation Corps floating craft intermediate support maintenance unit serving the terminal
operating area. Components to be disposed of are processed by this unit.
3-17.1.5 Maintenance Allocation Chart (MAC) is in TM 55-1930-209-14 & P-18. For maintenance on other equipment
onboard, consult appropriate manual.
Maintenance procedures. Maintenance instructions are contained in the paragraphs that follow: paragraph 3-18,
Preventive maintenance checks and services; paragraph 3-19, Troubleshooting; and paragraph 3-20, Maintenance
3-18 . Preventive maintenance checks and services. See TM 55-1930-209-14&P-9-1, Appendix C for preventive
maintenance checks and services for the electrical power system. See TM 55-1930209-1 4&P-1 9 for complete preventive
maintenance checks and services for all ROWPU Barge Systems.
3-19. Troubleshooting. Perform troubleshooting procedures as contained in manufacturers service manuals/instructions.
3-20 . Maintenance procedures. These include general maintenance procedures for components of the emergency
electrical system. Detailed repair and maintenance procedures are in manufacturers manuals provided in Appendix B,
which is bound in a separate cover.
Make sure all elements of emergency electrical power system are electrically dead before starting
any cleaning and/or maintenance procedures Circuit breakers must be off and labeled to prevent
accidental activation while cleaning and maintenance Is being performed.
Cleaning. Follow procedures in paragraph 2-23.1.