TCH.1C-27J-2-29JG
2-4.3
PROCEDURE
1.Lightly lubricate the pipe end interior and the
expander outside diameter with neutral vaseline or
another approved lubricant. If several expanding
operations are performed in succession, lubrication of
the expander must be repeated when necessary
(usually every third swage).
2.Wipe the pipe end exterior with a white clean cloth to
prevent inclusion of foreign matter and lubricant when
expanding the pipe.
3.Slide the pipe and the fitted connecting piece over the
appropriate internal tool. Make sure that the pipe and
the sleeve or union rest against the corresponding
stops of the anvil.
4.Install jaws and slide retainer ring over them. In the
case of Model 5175E swager, the retainer ring is slid
firmly over jaws by hand. In the case of Model 5720E
swager, the threaded bolts are installed in the retainer
ring by hand and then tightened by means of a
wrench.
5.Set swaging pressure on the machine according to
the following procedure.
A.Disconnect hose.
B.Close dump valve (clockwise) and press switch to
position No. 1.
C.Hold switch at position No. 1 and adjust pressure
to value shown in Table 2-4. by turning the
pressure control valve.
D.Release switch to position No. 2, open dump valve,
close dump valve, and repressurize (press switch
to position No. 1). Repeat 2 times, to make sure
pressure repeatability.
E.Release switch and open dump valve.
6.Perform the internal swaging according to the
following procedure.
(Cont'd)
29-00-20
2-21