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Page Title:
Table 2-2. Operator/Crew Preventative Maintenance Checks and Services (cont) |
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 TM 55-1915-200-10
B
Table 2-2. Operator/Crew Preventative Maintenance Checks and Services
EQUIPMENT NOT READY/AVAILABLE
- BEFORE D - DURING A - AFTER W - WEEKLY M - MONTHLY Q - QUARTERLY S/A SEMI ANNUALLY AN - ANNUALLY
IF
T/A - TRIENNIALLY
ITEM
B
D
AWM
Q S/A AN T/A
ITEMS TO BE INSPECTED
CHECK FOR
ACTION
PMC
NMC
NUMBER
X
Check the threads on the lock ring and bowl body. Repair/replace as
Check the bowl spindle radial for wobble. Check necessary.
buffers and ball bearing housing. Replace friction
pads. Check position of coupling disc. Check
bushings for wearing seals, shear pin, and
impeller shaft. Replace brake plug.
WARNING
Prior to any cleaning of the system involving
moving parts, the system should be deactivated
by disconnecting the power supply or injury to
personnel may result.
X
Inspect condenser coils to make certain that air
Remove any debris, clear
52
Ship Stores Refrigeration
flow is not hampered and that they are clear of
airflow restrictions, clean
dust and debris.
coils as necessary.
X
Drain Line
Inspect and check that drain lines are open.
Clear of restrictions as
necessary.
X
Liquid Refrigerant
Check the liquid refrigerant sight glass to make
Troubleshoot, repair as
Absence of
certain that the system is fully charged.
necessary. Recharge
liquid refrigerant.
system.
Restricted
underway time.
X
Condenser and Evaporator
Check both the condenser fan motors and
Troubleshoot,
Excessive noise
Fan Motors
evaporator fan motors to make certain that they
repair/replace as
or vibration.
necessary.
Restricted
are operational and that the fans are tight and
underway time.
secure.
X
Door Gaskets
Check that door gaskets and breaker strips are
Clean, replace/repair as
clean and not damaged/deteriorated.
needed.
X
Check air channels and remote control terminal
Clean as necessary.
53
Arc Welder
strip for dust or dirt buildup.
X
X
Compressed Air Subsystem Check oil level. Maintain level between high and
Add oil as necessary
Low oil level.
54
low marks on bayonet gauge.
LSV PMCS
Change 12
2-273
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