Table 3-2. Unit Preventive Maintenance Checks and Services for the STEPO-I
A - After Operation
Q - Quarterly
Item To Be
Check For And Have Repaired
Or Adjusted As Necessary
Lay suit flat. Look for holes, cuts, pits,
Damaged fabric is
blisters, delamination, tunnels, lumps or
imbedded foreign matter, uncoated
areas, and scratches, abrasions, cracks,
rips and tears on the inside and outside
of the suit. Mark with chalk. (See
Ensure slide fastener is in good
Lubricate with paraffin.
Inspect hook and pile fastener tape
Loose hook and pile
to make sure it is not coming loose.
Damage may appear between the
Inspect for a tight assembly,
A loose assembly or
cuts, cracks, rips and tears.
damage is found.
Ensure seam areas are not coming
Seams are loose.
Inspect for open seam completely
through suit, strapping not cemented so
tunnels, loose strap-
it pulls off seam with little resistance,
ping, open seam or
blisters, delamination, tunnels and ex-
exposed stitching is
Inspect for a tight seal and cracks.
Loose seal or
Clean window using a clean, damp
cloth, to remove dust and dirt.
Ensure view window overlay is
Overlay is missing.
Inspect suit opening and
Enlarged opening or
assembly preformed packing for
a proper and tight fit.
packing. Loose fit.
Suit plugs are red and larger than
Ensure valves are installed for
Suit arranged for the
the tether system and plugs are
installed for the rebreather system.
Change 2 3-136