TM 10-4610-240-10
TM 08580C-10/1
T.O. 40W4-13-21
Table 2-3. (ARMY) Operator/Crew Preventive Maintenance Checks
and Services (Unit) - Continued
B - Before Operation
D - During Operation
A - After Operation
W - Weekly
M - Monthly
INTERVAL
Item to be
Procedures
Equipment is
ITEM
Inspected
Check for and have repaired
not ready/
NO.
B
D
AWM
or adjusted as necessary.
available if:
25
2. With R.O. pump
cont
operating at normal system
pressure, insert end of tool in
packing sleeve. Slowly tighten
packing sleeve turn and check
for leakage. Repeat until leak
has been reduced to an
acceptable amount.
3. Repeat step 2 for
other
leaking packings.
If excessive leakage cannot be
controlled, the packings, and
plungers if scored, must be
replaced. Report this condition
to organizational maintenance.
26
Low and High
Inspect for loose or damaged
Switch cases are
pressure switches
wires. Report loose or damaged
broken. Bare wires
wires to organizational
are visible.
maintenance.
27
Pump assemblies
Inspect the pumps for loose
Pumps do not work or
mountings, damaged frames,
excessive leakage.
cracked housings, and leaky
seals.
Inspect pumps for proper
rotation. Listen for unusual
noises from pumps or pump
motors during operation.
28
Cable assemblies
Inspect electrical cable
Cables are broken or
assemblies for cracked, broken
bare wires are
or cut insulation. Inspect
visible.
connectors on ends of cables.
Report any unserviceable cable
assembly to organizational
maintenance.
2-27
