Advertisement
3
Piping
Pipe a product bypass flush from the pump discharge to the
3.1
X-200 seal flush port,
Flowserve recommends that a product bypass flush be used
whenever possible with a X-200 seal installed in conventional
stuffing box. A bypass flush is not necessary when an enlarged
tapered or cylindrical seal chamber is used. If a bypass flush is
not used, plug the flush port
3.2
Taps
b
and
outlet ports. Which is the inlet port depends on the direction of
shaft rotation.
Shaft Rotation from Exposed End of Gland
Clockwise Rotation (CW)
(most ANSI pumps)
Inlet
Outlet
c
a
Figure 7. To maximize seal life,
c
in the gland are buffer / barrier fluid inlet and
c
Port
b
Port
b
a
.
Counterclockwise Rotation (CCW)
Inlet
Outlet
a
a
Figure 7
b
Port
c
Port
c
b
7
Advertisement
