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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:
16
•
Gate Valve (Suction).
Gate valve cannot
open or close.
Check that the gate valve (1) operates freely from full
open to full close and back.
17
•
•
Discharge Manifold Assembly.
Components and
support brackets
Check bolts (1), nuts and lockwashers (2), and support
are not securely
brackets (3) that secure discharge manifold assembly
mounted. Check
(4) to pump body (5) and to trailer frame (6). Check that
valve spring is
support brackets are in place and securely mounted. The
missing or does
support brackets, bolts, nuts, and lockwashers must be
not allow pump
free of damage and corrosion.
to build prime.
Hoselines cannot
Visually inspect flanges (7), gaskets (8), and flange nuts
be attached to
and lockwashers (9) for misalinement or damage that
victaulic coupling.
would cause leaks.
There is evidence
of Class I11 leaks.
2-30
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