CHAPTER 4 MAINTENANCE INSTRUCTIONS
Section I. General
4-1 Maintenance concept
4-1.1 Unit level and Intermediate Direct Support/Intermediate General Support (IDS/IGS) maintenance on fuel oil
system is performed onboard by barge crewmembers whenever possible.
4-1.2 Any IDS/IGS maintenance beyond the capability of crewmembers is provided by a shore-based area support
maintenance unit. This unit also determines if depot support maintenance is required
4-1.3 Intermediate support maintenance is accomplished by replacement of components or major end items.
4-1.4 Unless other intermediate support procedures are directed, IDS/IGS maintenance normally is 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.
4-1.5 The Maintenance Allocation Chart Is in TM 55-1930-209-14& P-18. For maintenance of other systems on the
barge, consult the appropriate manual.
4-2 Maintenance procedures. Maintenance instructions are contained in the following sections: Section II-Preventive
maintenance checks and services; Section III - Troubleshooting; Section IV - Maintenance procedures.
Section II. Preventive maintenance checks and services
4-3 See TM 55-1930-209-14&P-8, Appendix C for preventive maintenance checks and services for the Fuel Oil System.
See TM 55-1930-209-14&P-19 for complete preventive maintenance checks and services for all ROWPU Barge
Section III. Troubleshooting
4-4 Component. Troubleshoot pump according to troubleshooting procedures in pages 5 thru 8, Section TSM000 of
Technical Service Manual, found in Appendix B.
4-5 Fuel oil system. Troubleshoot fuel oil system as given in Table 4-1.
Section IV. Maintenance instructions
4-6 General. Maintenance instructions for individual components are provided in manufacturers' service
manuals/instructions contained in Appendix B. Instructions on maintenance of fuel oil system, using repair parts listed in
TM 551930-209-14 & P-18, is provided in paragraph 4-7. Repair consists of disassembling, repairing, replacing, and
reassembling equipment. No special tools are required.