TM 55-8115-203-23 & P
UNIT MAINTENANCE INSTRUCTIONS
Section I. SERVICE UPON RECEIPT OF MATERIAL
2-1. Inspection. Inspect each container carefully before loading.
Door gaskets. Inspect door gaskets for damage or distortion. If damage is suspected, check for leaks in
accordance with paragraph 2-5-a.
Door hardware. Check the doors for loose, worn, or damaged hardware including hinges, latches, levers, bolts,
nuts, hinge pins and document holder. Replace damaged hardware in accordance with paragraph 2-7.
Doors and corrugations. Check roof, corrugations and doors for holes, tears and punctures.
Enter container and close doors completely.
Allow eyes to get used to the dark.
Turn on flashlight for orientation only. Do not shine flashlight beam on area you are inspecting.
Look for light from pin holes in container.
Mark pin hole locations with chalk for repair.
With flashlight on and aimed at inspection points, closely examine all welds, particularly where
corrugations and door posts join. Mark holes with chalk and refer to direct support for repair.
Mechanical restraint system. Inspect the general condition of the mechanical restraint system. A total of twenty
five shoring beam assemblies should be in the container at all times. Inspect welds holding slotted tracks to side
panels. Inspect horizontal and vertical tracks for dents or bends preventing proper locking in place of beam
assemblies. Inspect shoring beams for dents and bends. Inspect end fittings for proper locking into the slotted
tracks. If restraint system does not operate properly, container should be repaired in accordance with paragraph
Corner posts, rails. and corner fittings. Inspect the condition of the corner posts, corner fittings, and structural
rail members. Containers with distorted or kinked corner posts or rails are not acceptable for use. Broken or
cracked fittings are not acceptable for use. Dented corner posts are acceptable if no dent exceeds 1/2 inch in
depth or 12 inches in length. If any dent affects the corner post/corner fitting joint the container must be repaired
before use. Cracking or damage of any kind to the corner fittings is