TM 5-4220-231-14&P
e.
Preventive
Maintenance
Checks
and Services
Procedures.
The purpose
of the following PMCS procedures
is to ensure
thorough
checks
are performed.
SDASS
PMCS are conducted
as described
in Tables
2-1 and 2-2.
These
tables
are designed
to ensure
diver and crew safety
at all times, and include
reference
to emergency
procedures
in the event of a system
failure.
Table 2-1 covers
procedures
necessary
to ensure
the Diving Operations
Configuration
of SDASS
is ready
for use.
Table 2-2 covers
procedures
required
to ensure
the Recompression
Chamber
Operations
Configuration
of
SDASS
is ready for use.
NOTE
Refer
to Section
III,
Operation
Under
Usual
Conditions
prior
to
conducting
PMCS for
instructions
on equipment
set-up.
Before operations,
PMCS ensure
all subsystems
are functional
prior to applying
air pressure.
During operations,
PMCS
consist
of periodic
systems
checks
to ensure
the diver's
safety
while
performing
mission.
After operations,
PMCS determine
any damage
to the system
during and after disassembly.
Scheduled
maintenance
and services
PMCS describe
periodic
schedules
for continued
successful
operations
of SDASS.
f. Recording
defects.
All defects
discovered
during PMCS will be recorded
using the applicable
specifics
in DA
Pamphlet
738-750.
g.
Over age items.
During any inspection
or at any time an item is found to be over age, the item will be
removed
from service,
condemned,
and tagged.
WARNING
Very little operator/crew
maintenance
is authorized
on this system
lAW the Maintenance
Allocation
Chart
(MAC) (See Appendix
B).
Unless
specifically
authorized
in the MAC, DO NOT attempt to correct
a deficiency.
Submit
equipment
to the
appropriate
maintenance
facility
for
further
inspection
and
determination
of
required
maintenance.
2-14
Change
5
