TM 10-8415-208-12
Table 3-2. Unit Preventive Maintenance Checks and Services for the STEPO-I (Cont)
A - After Operation
Q - Quarterly
INTERVAL
Item
Item To Be
Procedures
Equipment Is
No.
Inspected
Check For And Have Repaired
Not Ready/
A
Q
Or Adjusted As Necessary
Available If:
20
·
Disconnect face piece vent
Coupling is
tube coupling.
connected.
21
·
· Vent Tube
Ensure plugs are installed in
Plugs missing.
Plugs
vent tube ends.
22
Metal Tubing
Inspect for damage and
Damage is found or
tightness of connections.
connections are
loose.
23
·
Waist and
Inspect webbing for rips or
Webbing is ripped or
Chest Straps
tears and broken buckles.
torn or buckles
broken.
24
Face Piece
Inspect for cuts, holes or any
Cuts, holes or
other damage.
damage is found.
25
·
Ensure lens is clean.
Dirty lens.
26
·
Clean, disinfect and sanitize
Unit not clean.
(See paragraph 3-9.4)
27
·
Head Harness
Inspect for missing or broken
Buckles are broken
Straps
buckles. Ensure proper fit.
or missing. Proper
fit cannot be made
by minor
adjustments.
28
Breathing
Inspect breathing tube for
Damage is found or
Tube
damage and ensure the cover
cover not tied on.
is tied at both ends.
29
Disconnect breathing tube from
Breathing tube is
regulator.
attached.
30
Face Piece
Ensure warning light lamp is
Lamp not installed.
Light
installed.
31
Warning Light
Disconnect face piece electrical
Cable is connected.
Cable
connector
NOTE
The filter cartridge will be replaced after
each use or every 6 months for a unit in
storage.
32
Filter
Ensure filter has been installed in
Filter missing.
filter housing.
Change 2 3-138
