TM 5-4310-451-14
4-27.
TUBES AND COMPRESSION FITTINGS.
a.
Tubes with inverted nuts and compression fittings are designed for one time assembly. Once assembled,
they must be replaced as a unit if any parts are found defective. Used parts may not seal properly when used with new
ones.
b.
Used tube assemblies in good condition can be Installed to their original location without leaking.
c.
Assemble new tubes, compression sleeves, and inverted nuts as follows:
(1)
Slide Inverted nut onto end of tube.
(2)
Slide compression sleeve onto end of tube.
(3)
Repeat steps 1 and 2 for other end of tube as required.
d.
Install new tube assemblies as follows: (1) Insert end of tube as far as it will go into fitting to which tube Is
being installed.
(2)
Twist Inverted nut Into fitting and tighten It against compression sleeve with open-end wrench.
Compression sleeve will clamp down around tube and conform to internal surface of fitting and inverted nut.
(3)
Repeat steps 1 and 2 for other end of tube as required.
4-28.
FLUID DISPOSAL.
Dispose of contaminated drained fluids In accordance with the Standard Operating Procedures (SOP) of
your unit.
4-22
