TM 5-4220-227-14
6-8. Shell Penetrators.
This task covers:
a. Replace Electrical and Water
e. Repair Electrical and Water Penetrator
Penetrator
f. Repair Oxygen Penetrator
b. Replace Oxygen Penetrator
g. Repair Electrical/O2 Penetrator
c. Replace Electrical/O2 Penetrator
h. Repair Blank Penetrator
d. Replace Blank Penetrator
INITIAL SETUP
Tools
Materials/Parts (Cont)
General Mechanic's Tool Kit
Detergent, Nonionic (Item 8, Appendix E)
(NSN 5180-00-177-7033)
Distilled, Water (Item 9, Appendix E)
Soldering Gun
Personnel Required
Materials/Parts
Two
Blank Penetrator
Gasket
Equipment Condition
Preformed Packing
Cloth, Lint-Free (Item 6, Appendix E)
Chamber shut down (para. 2-15).
Grease (Item 13, Appendix E)
Water valves removed (para. 4-30).
a. Replace Electrical and Water Penetrator. (figure 6-6)
(1)
Remove two screws (1) and remove cover (2) from junction box (3).
(2)
Remove two screws (4) and remove cover (5) from conduit elbow (6).
(3)
Tag and disconnect wires from junction box (3) and from conduit elbow (6).
(4)
Remove conduit elbow (6) from fitting (7).
(5)
Remove self-locking nuts (8) and remove junction box (3).
(6)
Remove two fittings (7) and preformed packing (9) from two fittings (10).
(7)
Remove two fittings (10) from penetrator plate (11).
(8)
Remove two fittings (12) from penetrator plate (11).
(9)
Loosen two fitting nuts (13) and remove lines (14).
(10)
Remove two elbows (15) from penetrator plate (11).
(11)
Remove eight screws (16) and remove mounting flange (17) and preformed packing (18).
6-16
