TM 9-2330-267-14&P
4-18. INSPECTION INSTRUCTIONS (Con’t).
b. Inspect drilled and tapped (threaded) holes for the following:
(1) Wear, distortion, cracks, and any other damage in or around holes.
(2) Threaded areas for wear distortion (stretching) and evidence of cross-threading.
c. Inspect metal lines flexible lines (hoses), and metal fittings for the following:
(1) Metal lines for sharp kinks, cracks, bad bends, and dents
(2) Flexible lines for fraying, evidence of leakage, and loose metal fittings or connectors
(3) Metal fittings and connectors for thread damage and worn or rounded hex heads.
d. Inspect castings, forgings, and machined metal parts for the following:
(1) Machined surfaces for nicks, burrs, raised metal, wear, and other damage.
(2) Inner and outer surfaces for breaks and cracks.
e. Inspect air lines, fittings, and connectors for Ieaks by coating fittings and connections with solution of soap
(Item 8, Appendix E). No leakage is permissible,
f. Inspect bearings in accordance with TM 9-214.
4-19. REPAIR INSTRUCTIONS.
a. Any repair procedure peculiar to a specific part or component is covered in the section or
paragraph relating to that item. After repair, clean all parts thoroughly to prevent dirt, metal chips, or other foreign
material from entering any working parts.
b. Repair casting, forgings, and machined metal parts using the following instructions:
(1) Refer to TM 9-237 for instructions on repairing minor cracked casting or forgings,
(2) Repair minor damage to machined surfaces with a fine mill file or abrasive cloth (Item 6, Appendix E)
dipped in dry cleaning solvent (Item 9, Appendix E).
(3) Replace any deeply nicked machined surface that could affect the assemble operation.
(4) Repair minor damage to threaded capscrew holes with thread tap of same size to prevent cutting
oversize.
c. Refer to paragraph 4-37 or 4-38 for maintenance on metal lines, flexible lines (hoses), and metal fittings,
4-20. TAGGING WIRES AND HOSES.
a. As soon as first wire or hose is disconnected, write number 1 on two tags. Secure one tag to wire or hose
and other tag to terminal, nipple, or fitting. After disconnecting second wire or hose, write number 2 on two tags. Secure
one tag to wire or hose, and second tag to terminal, nipple, or fitting. Do the same for all wires and hoses.
b. Note which numbers you used, in pencil, on art in manual. This will help you re-tag properly when you
remove tags from some parts to perform cleaning and maintenance work.
c. Remove all tags when finished.
4-25
