TM 5-4220-227-14
6-8. Shell Penetrators (Cont).
(12)
Have mechanic outside tapping and/or pushing with his hand on penetrator plate (11) inward so that penetrator
plate can be removed from inside of chamber.
(13)
Remove and discard gasket (19).
(14)
Install gasket (19) in penetrator flange (20).
(15)
Install penetrator plate (11) and preformed packing (18).
(16)
Install mounting flange (17) and secure with eight screws (16).
(17)
Install two elbows (15) on penetrator plate (11).
(18)
Install two lines (14) and tighten fitting nuts (13).
(19)
Install two fittings (12) on penetrator plate (11).
(20)
Install two fittings (10), preformed packing (9), and fitting (7) on penetrator plate (11).
(21)
Install junction box (3) and secure with self-locking nut (8).
(22)
Install conduit elbow (6) on fitting (7).
(23)
Connect wires in conduit elbow (6) and junction box (3).
(24)
Install cover (5) and secure with two screws (4).
(25)
Install cover (2) and secure with two screws (1).
b. Replace Oxygen Penetrator. (figure 6-7)
(1)
Unlatch two latches (1), open enclosure door (2), and install two supports (3) and pins (4).
(2)
Loosen two fitting nuts (5) and remove lines (6) and (7) and fitting nuts (5).
(3)
Loosen fitting nut (8) and remove line (9) and fitting (10).
(4)
Remove plug (11) from male tube connector (12).
(5)
Remove remove male tube connector (12).
(6)
Remove four nuts (13) and bolts (14) and remove flange (15) and preformed packing (16).
(7)
Install preformed packing (16) and flange (15) and secure with four bolts (14) and nuts (13).
(8)
Install male tube connector (12).
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