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 TM 55-1925-204-12
Table 3-1. Operator/Crew Preventive Maintenance Checks and Services - Continued
Tug Diesel Large Design 3006
B - Before
A - After
M - Monthly
D - During
B/A - Biannually
Q - Quarterly
Intervals
Item
Item To Be
Procedure
Equipment Will Be Reported
No.
BDA
M Q B/A
Inspected
Not ready/Available If:
valve, and throttle down on discharge
valve until pump is fully primed.
Check packing glands for excessive
leak off around pump shaft. Pump
operating pressure is 100 psi.
50
Bilge and ballast
Check bilge pump for leaks. Line
Bilge and emergency fire
pump and emergen-
up pump through manifold to
pump are inoperative.
cy fire pump
bilge rose box. Do not open pump
discharge valve until positive
head is indicated on pump
discharge gauge. Open discharge
valve slowly; this will prevent
losing pump suction. Ensure
pump suction strainers are
cleaned periodically for trouble
free suction. Cross connect fire
pump in emergency situation.
Upon securing pumps, ensure all
suction and discharge valves are
secured, and bilge manifold
valves are all in the closed posi-
tion to prevent flooding of vessel.
Check pump packing glands for
excessive leak off around pump
shaft. Lubricate IAW LO55-1925-
205-12-1.
51
Sanitary water
Check the water pump, storage
Sanitary system is in-
system
and air volume tanks and outlets
operative.
for leaks. Ensure flushometers
function correctly. Check
sanitary pump for proper opera-
tion and excessive leak off.
52
Fresh water system
Check pump and storage tank
Fresh water system is in-
IAW item 51. Ensure F.W. system
operative.
is topped off prior to mission.
Probable water:
2756 gals
Ensure fresh water is available at
galley and crews WC. Service
IAW LO55-1925-205-12-1.
Ships service boiler
Inspect system for fuel and water
53
and oil burner unit
leaks. Ensure stack switch is
operational. Ensure water is visi-
ble in feed water sight glass- 1/3 -
2/3 level. Check boiler ther-
mometer for proper temperature
Change 1
3-8.11
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