INTERVAL
TM 5-4320-302-14
Table 2-2. Operator/Crew Preventive Maintenance Checks and Services-Continued
B BEFORE OPERATION
D DURING OPERATION
A AFTER OPERATION
W WEEKLY
M MONTHLY
B
D
A
W
M
37
Pump and Bearing Housing Assembly and Check Valve
Pump and bear-
Body Assembly (Discharge).
ing housing as-
sembly compo-
Check following components for cracks, and corrosion:
nents are cracked
bearing housing assembly, volute, suction flange
or damaged se-
(intake), and check valve body assembly (discharge).
verely enough to
prevent safe use.
Check studs for damaged or corroded threads.
Inspection in-
dicates pump
Visually inspect, through flywheel guard, the condi-
may bind during
tion of disc coupling. Be sure coupling components are
operation. In-
fully engaged.
spection indi-
cates damaged
Check condition of paint. Paint shall be in good con-
disc coupling.
dition with no bare metal or corrosion. Bare or corroded
metal that was originally painted shall be refinished as
soon as possible in accordance with MI L-T-704.
ITEM
NO.
ITEM TO BE INSPECTED
PROCEDURE
EQUIPMENT IS NOT
READY/AVAILABLE IF:
2-53
