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TM 5-4320-305-10
Table 2-2. Preventive Maintenance Checks and Services - Continued
B - Before Operation
D - During Operation
A - After Operation
W - Weekly
INTERVAL
ITEM TO BE INSPECTED
ITEM
PROCEDURE
Equipment is Not
NO
B
D
A
W
Ready/Available If:
11
•
Lifting Ball Assembly.
Lifting bail as-
sembly is cracked,
Check that screws (1) are not loose or corroded.
broken, corroded
and screws are
Check for cracks in base metal and/or welds.
loose or missing.
Check 3-inch (76 mm) diameter hole (2) for wear and
NOTE
cracks.
This applies
Check for corrosion, especially at mating areas.
only when cen
trifugal pump
unit is lifted.
2-24
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