TM 55-1930-209-14&P-12
(6) Increased Inspections Perform weekly as well as Before Operations PMCS If:
(a) You are the assigned operator and have not operated the item since the last weekly PMCS.
(b) You are operating the item for the first time.
(7) Leakage definitions. In checking for fluid leaks, the following leakage definitions apply to all ROWPU
barges and barge equipment, product water, and seawater leakage by class type.
(a) Class I - Seepage of fluid (as indicated by wetness or discoloration) not great enough to form
drops.
(b) Class II - Leakage of fluid great enough to form drops, but not enough to cause drops to drip from
the item being checked/inspected.
(c) Class III - Leakage of fluid great enough to form drops that fall from the Item being
checked/inspected.
CAUTION
Equipment operation is allowable with minor leakages (Class I or II).
However, the fluid level or operating pressure of the Item being
checked/inspected must be considered. When in doubt, notify the shift
leader or bargemaster.
When operating with Class I or Class II leaks, continue to check fluid levels
as required by PMCS and operating instructions.
(8) The following fuel and hazardous material leakage procedures apply for any fuel, chemical, or bilge
system.
WARNING
Class I, II or III leaks or seepage occurring In a fuel, chemical, or bilge
container, tank, line, piping, or valve can cause fire or health hazards.
(a) If any leaks or seepage from a fuel, chemical, or bilge container, tank, or fluid line Is detected, It
must be Immediately reported to the shift leader or bargemaster for corrective action.
(b) To prevent combustible or toxic fumes from collecting or contaminated material from spilling,
exercise extreme caution after detecting leaks or seepage of flammable or hazardous material.
c.
Continuous operation When equipment must be kept In continuous operation for extended periods of
time, check and service only those items that can be checked and serviced without disturbing operations.
Perform complete checks and services when the equipment can be shut down.
d.
Maintenance iog Always record the time and date of PMCS, any deficiencies noted, and corrective action
taken in the PMCS log book.
C-2 Major components. The communications system consists of an Army radio, commercial marine radio,
and three walkie-talkies. The major components of the communication system are listed in Chapter 1 with
basic functions and location on the barge.
C-3 Communications system description . This system consists of the methods of communication described
below.
C-3.1 Radio communications equipment . This equipment, located in the barge dayroom and cabin of the
workboat, consists of the type AN/VRC-46 High Frequency (HF) Frequency Modulation (FM) Army issue radio
(hereafter called the HF/FM Army radio), a Very High Frequency/Frequency Modulation (VHF/FM) commercial
marine radio, and Ultra High Frequency (UHF) FM handheld walkie-talkie transceivers.
C-2
