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Page Title: Figure 2-13. ELbow body assembly.
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4. I n s t a l l t h e a s s e m b l e d t u b e o n t o t h e
tube end of the body, finger-tight. Tighten the nut
p o s i t i o n i n g the body. Then tighten the nut on the
tube assembly.
Figure 2-14. Sleeve type fitting.
2. Type B.
(a) Place the nut and sleeve (fig. 2-15)
o n t o the tube. Install the sleeve so the thick end
faces away from the body.
( b ) Install the insert into the tube.
(c) Bottom the tube and insert the body
as illustrated.
(d)
Tighten
the
nut
1
turns
past
finger-tight.
Figure 2-13. ELbow body assembly.
b. A s s e m b l y o f s l e e v e s o n t o t u b e s .
1. Type A. It is necessary to preset this
t y p e of sleeve (fig. 2-18)  onto  the  tube  before  the
t u b e assembly is installed on the fitting body.
(a) Lubricate the sleeve and the threads
o n presetting tool and nut.
(b) Place the nut on the tube with the
threaded end of the nut toward the end of the tube.
(c) Place the sleeve onto the tube so the
short-tapered heavy end faces the presetting tool as
illustrated.
(d)  Bottom  the  tube  end  against
s h o u l d e r of the tool.
(e) Assemble the nut to the tool finger-
tight. Then tighten the nut until the threads on the
Figure 2-15. Sleeve and insert-type fitting.
t o o l are no longer visible.
3. Type C.
(f) Remove the tube from the presetting
( a ) With the nut and sleeve installed
tool. Check to be certain sleeve does not move
loosely in the body (fig. 2-16), install the tube
longitudinally. (The sleeve can rotate on the tube).
through the nut and sleeve until the end of the tube
is
When  the  tube
assembly
(g)
i s seated against the shoulder in the fitting body.
assembled onto the fitting body, tighten the nut
(b) Grip the tube firmly to prevent
until the threads on the body are no longer visible.
t w i s t i n g or turning and tighten nut until a slight
R e f e r to (5) (a) a b o v e f o r t h e i n s t a l l a t i o n o f t h e
" g i v e " o r decreased resistance is felt. The "give"
fitting
bodies.
indicates that the sleeve has been sheared from the

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