TM 9-2330-389-14&P
4-18.
INSPECTION INSTRUCTIONS (Con't).
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 leaks by coating fittings and connectors with solution of soap
(Item 2, Appendix E) and water. 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 parts using the following instructions:
(1)
Refer to TM 9-237 for instructions on repairing minor cracked castings or forgings.
(2)
Repair minor damage to machined surfaces with a fine mill file or abrasive cloth dipped in dry cleaning
solvent (Item 6, Appendix E)
(3)
Replace any deeply nicked machined surface that could affect the assembled operation.
(4)
Repair minor damage to threaded capscrew holes with thread tap of same size to prevent cutting
oversize.
c.
Refer to paragraph 4-25 for maintenance on metal lines, flexible lines (hoses), and metal fittings.
4-20.
TAGGING HOSES AND TUBES.
a.
As soon as first hose or tube is disconnected, write number 1 on two tags. Secure one tag to hose or tube
and the other tag to nipple or fitting. After disconnecting second hose or tube, write number 2 on two tags.
Secure one tag to hose or tube, and second tag to nipple or fitting. Do the same for all hoses and tubes.
b.
Note which numbers you used, in pencil, on art in manual. This will help you retag properly when you remove
tags from some parts to perform cleaning and maintenance work.
c.
Remove all tags when finished.
4-11
