T M 9 - 4 9 3 1 - 3 8 1 - 1 4 & P - 2
of insertion tool toward connector. Lay wire along slot in tool. Leave at least 1/2-inch of wire
sticking out of end of tool. Pull wire back through tool until crimped shoulder seats against tips
of tool. Push contact into connector until it stops. Contact is now locked in connector. Put
sealing plugs in all empty contact holes in connector. Tighten retaining nut with slip joint
conduit style pliers with plastic inserts.
To remove modules, slide points of extract tool into
indents of module and push tool until clips unlock. HoId extract tool tight and pull module out.
To install new module, push module into rail assembly until a firm snap is felt and a click is
heard. Look into inspection hole to be sure clip is in place.
j. Cleaning Electrical Components.
WARNING
Use solvent in a well-ventilated area away from open flame.
Solvent can burn easily and may give off harmful vapors.
Clean dirt, grease, dust, and old compounds off cable harnesses, parts, connectors, and
receptacles by dipping them into a container filled with solvent cleaning compound (Item 30,
appendix C). Shake parts in solvent or wipe them clean with a Iint-free cloth (Item 9, appendix
C). Clean dirt, grease, and dust off recessed areas with acid swabbing brush or (ltem 8,
appendix C) Iint-free cloth. Dry components/parts, connectors, and receptacles completely
with low-pressure, dry compressed air, or with a clean, Iint-free cloth.
k. Cleaning Threaded Holes. Threaded holes in metal must be thoroughly clean when
sealing compounds are used to lock screws in place.
Take off old sealing compound from
threads with tap and tap wrench. Blow Ioose particles out of holes with compressed air, then
clean threads with solvent cleaning compound (Item 30, appendix C) and acid swabbing brush
(Item 8, appendix C). Let holes dry before putting in screws.
l. Replacing lnserts.
WARNING
Primers can burn easily and can give off harmful vapors. To
avoid injury, keep away from open fire and use in a well-
ventilated area.
Takeout insert with insert extractor and get rid of insert. Clean area thoroughly and blow
Ioose particles out of holes with compressed air. After cleaning, all parts should be completely
dry and free of corrosion products, scale, paint, grease, oil, fIux, and other foreign materials.
Coat outside of new insert with unthinned primer (ltem 23, appendix C). While primer is wet
screw insert in housing with inserter. Unscrew and takeout inserter. If insert is in a blind hole
break off tang from insert with tang break-off tool and get rid of tang. When primer has dried
thoroughly, coat any exposed surfaces with chemical film (Item 12, appendix C)
3-4
Volume IV
Para. 3-4
