TM 5-4220-231-14&P
Table
3-1
Unit Level
PMCS Schedule
(Con't).
H-Hourly
M-Monthly
Q-Quarterly
A-Annually
ITEM
INTERVAL
ITEM TO BE
PROCEDURE
Equipment
is Not
NO
-
INSPECTED
Ready/
Available
H
M
Q
A
if:
10
O
Diver Air Storage
Inspect racks for broken or
Damage
prevents
System
(DASS)
damaged
welds, dents, or other
normal or safe
damage.
operation.
O
Inspect for missing or loose
nuts, bolts, and fasteners.
Check for loose or damaged
interconnecting
piping, fittings,
and hoses.
O
Clean and preserve
racks.
11
O
Flasks,
HP
Inspect external
surface
of air
flasks for any damage,
cuts,
and abrasions.
O
Inspect internal surfaces
of air
flasks.
O
Obtain
an air sample
for
analysis
9 DASS air charge
is
approaching
one year of
storage.
O
Deliver
HP air flasks
to
Hydrostatic
out of
2
intermediate
general
support
for
date.
hydrostatic
testing.
12
O
Valves
Turn each
valve through
a
Valve is jammed,
complete
open
and close
cycle.
broken,
or does
not
perform
function.
O
Clean
and inspect
exterior
of
valve assemblies.
Lubricate
valve stems.
2 Every three-years.
3-5
