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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:
30
Fire monitors
Ensure fire monitors stop valve
Vessel is employed in a
does not leak. Check elevation
fire fighting situation
and swing (360o). Ensure worn
with defective monitors.
gear is lubricated and functional.
31
Plumbing, deck
Check to ensure drains are not
drains, and sound-
obstructed and sounding tubes
ing tubes
are clear.
32
Sewage discharge
Inspect to ensure vent is open,
and vents
discharge valve is functional and
cap is available for discharge
line.
33
First aid kit
Check first aid kit for condition
and supply of necessary items.
Check items against replenish-
ment list and replace
short/damaged items from local
dispensary/hospital.
34
Tools and repair
Ensure running (repair parts)
There are no tools or run.
parts
spares are onboard and in a ser
ning spares on board
viceable condition IAW TM 55-
vessel.
1925-204-12 and TM 55-1925-205-
12. Ensure tools are clean, ser-
viceable and properly mounted or
stowed. Ensure tools are marked
IAW para 18J AR735-5.
35
Batteries
Ensure batteries are secure and
Batteries will not start
clean, check electrolythe level,
ship service generators.
and add water to split ring. Check
specific gravity (1220) for condi-
tion/rate of charge. Replace vent
caps upon completion of check.
Check cables for torque and cas-
ing for cracks.
Ship service
Prior to starting engine, ensure
36
generators, engines
circuit breaker is open on ship-
port and stbd,
service switch board.
caution
a. Engine
Use SAE 30 HD oil. Ensure oil is
lubricating oil
level with top mark of dip stick.
b. Oil capacity
Model 306/A 15 qts.
Model 406/A 17 qts.
3-8 Change 1
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