TM 5-4220-225-14
6-5. Umbilical (Cont).
(aq)
Perform steps (a) through (ab) for top side end of communications cable.
(ar)
Locate two white wires and strip off approximately 3/8 in. (9.52 mm) of insulation from each.
(as)
Solder two white wires together.
(at)
Locate two black wires and strip off approximately 3/8 in. (9.52 mm) of insulation from each.
(au)
Solder two black wires together.
(av)
All unused wires should be trimmed back to mechanical termination nut (19).
(aw)
Install preformed packing (20), slide nut (21), shell (22), nut (23), and leather ring (24) over leads (25).
(ax)
Install preformed packing (20) in groove in shell (22).
(ay)
Install shell (22) and ensure pin (26) alines with hole in support tube (27).
(az)
Install two retainer halves (28) on shell (22) and slide connector nut (21) down to secure them in place.
(ba)
Tighten connector nut (21) and secure by tightening setscrew (29).
(bb)
Connect the white leads to the longer terminal on telephone plug (30) and connect the black leads to the
shorter terminal on telephone plug (30).
(bc)
Perform continuity test between white leads and pins 2 and 6 of divers end, and between the black leads
and pins 1 and 5 of divers end.
6-20
