TM 10-8415-208-12 Table 2-1.  Operator Preventive Maintenance Checks and Services for the STEPO-I B - Before Operation D - During Operation INTERVAL Item Item To Be Procedures Equipment Is No. Inspected Check For And Have Repaired Not Ready/ B D Or Adjusted As Necessary Available If: Encapsulating Protective Suit 1 • Fabric Look for holes, cuts, pits, blisters, dela- Damaged fabric is mination, tunnels, lumps or imbedded found. foreign matter, uncoated areas and scratches, abrasions, cracks, rips and tears on the inside and outside of the suit 2 • Slide Fastener Ensure slide fastener is in good working Non-working slide order. fastener. 3 • Storm Rap Inspect hook and pile fastener tape to Loose hook and pile make sure it is not coming loose. fastener tape. NOTE Damage may appear between the finger area. 4 • Glove Assembly Inspect for a tight assembly, cuts, A loose assembly or cracks, rips and tears. damage is found. 5 • Seams Ensure seam areas are not coming Seams are loose. loose.  Inspect for open seam completely Blisters, delamination, 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 posed stitching. found. 6 • View Window Inspect for a tight seal and cracks. Loose seal or cracked Clean window using a dean, damp cloth window. to remove dust and dirt. 7 • Ensure FEP overlay is in place. Overlay is missing. 8 • Passthrough Inspect suit opening and assembly pre- Enlarged opening or Assembly formed packing for a proper and fight fit. damaged preformed packing.  Loose fit. NOTE Suit plugs are red on one end and larger than the valves. 9 • Exhalation Ensure valves are installed for the tether Suit arranged for the Valves/Plugs system and plugs are installed for the wrong system. rebreather system. Change  1 2-8