Compressed air used for cleaning or drying purposes, or for clearing restrictions, should
never exceed 30 psi (207 kPa). Wear protective goggles and use caution to avoid injury
Do not wash seals, electrical cables/wiring, and flexible hoses with dry cleaning solvent.
Serious damage or destruction of material will result.
(c)Clean all threaded holes with compressed air to remove dirt and cleaning fluids.
Electrical Cables and Flexible Hoses. Wash electrical cables and flexible hoses with a
solution of detergent (item 4, Appendix E) and water and wipe dry.
Bearings. Clean bearings in accordance with TM 9-214
General Cleaning Covered by Other Manuals. Refer to TM 9-247, Materials Used for
Cleaning, Preserving, Abrading, and Cementing Ordnance Materiel and Related Items
Preservation of Parts. Unpainted metal parts that will not be installed immediately after cleaning may be covered
with a thin coat of lubricating oil (item 9, Appendix E).
Painting On painted areas where paint has been removed, paint in accordance with procedures out-lined in TM
43-0139 and TB 43-0209. For camouflage painting instructions, refer to FM 20-3.
All damaged areas should be marked for repair or replacement.
All components and parts must be carefully checked to determine if they are serviceable for
use, can be repaired, or must be replaced.
Inspect drilled and tapped (threaded) holes for the following:
Wear, distortion, cracks, and other damage in or around holes
Threaded areas for wear distortion (stretching) and evidence of cross-threading.
Inspect metal and flexible lines, hoses, and metal fittings and connectors for the following.
Metal lines for sharp kinks, cracks, bad bends, and dents.
Flexible lines for fraying, evidence of leakage, and loose metal fittings or connectors.
Metal fittings and connectors for thread damage and worn or round hex heads.
Inspect castings, forgings, and machined metal parts for the following;
Machined surfaces for nicks, burrs, raised metal wear, and other damage.
Inner and outer surfaces for breaks or cracks.
Inspect bearings in accordance with TM 9-214