TM 55-1930-209-14&P-12
Section IV. Maintenance instructions
3-14 General
3-14.1 Maintenance concept
3-14.1.1 Maintenance tasks will be performed by either the barge crew or IDS/GS support units. Crew capabilities and
equipment will determine which tasks the crew will perform IDS/GS support units will perform tasks the crew is not
prepared to perform.
3-14.1.2 Intermediate support maintenance is accomplished by replacement of components or major end items.
3-14.1.3 MAC data is contained in TM 55-1930-209-14&P-18. For maintenance of other equipment onboard, consult
appropriate manual.
3-14.2 Maintenance instructions. Maintenance instructions are presented in the following paragraphs 3-15, Preventive
maintenance checks and services, 3-16, Troubleshooting, and 3-17, Maintenance procedures.
3-15 Preventive maintenance checks and services. See TM 55-1930-209-14&P-12, Appendix C for preventive
maintenance checks and services for the communications system. See TM 55-1930-209-14&P-19 for complete
preventive maintenance checks and services for all ROWPU Barge Systems.
3-16 Troubleshooting. Troubleshoot foghorn as given in Table 3-2. This table lists only common malfunctions that
may occur during operation. If a malfunction occurs that is not listed and cause is not readily apparent, request IDS
maintenance assistance.
Table 3-2. Foghorn Equipment Troubleshooting
Condition
Possible Cause
Suggested Action
1. Horn does not
a. Circuit breaker 6P14
a. Close (ON) circuit breaker
blow
on 24 Vdc power
panel open (OFF)
b. Foghorn ON/OFF
b. Set switch to ON
switch OFF
c. Foghorn button
c Push in button
not pushed in
d. Other possible
d. See paragraph 4.2 in manufacturer's
causes
service manual/instructions in
Appendix B
2. Horn blows
a. Several possible
a. See paragraph 4.3 in manufacturer's
improperly
causes
service manual/instructions in
Appendix B
3-4
