JETStream 3000 series, Operation Manual, Page: 51 / 84

Bareshaft Pump
43
15K, 20K Uni-Valve Service
Disassembly
1. Remove the O-ring at each end of the valve
(Figure 72). Discard the O-rings.
2. Locate the slits in the two white backup rings
and carefully remove the rings. Remove the
companion O-rings, as well (Figure 73). Dis-
card the O-rings and backup rings.
Note:
Note the orientation of the seals for
installation.
3. Use a small screwdriver to depress the spring
retainer. Use another screwdriver to remove
the retaining ring. Insert the blade under the
slit and rotate the ring out of the groove. Use
caution to prevent bending or distorting the
ring (Figure 74).
O-Ring
Figure 72: O-Ring Removal.
Figure 73: Backup Ring and O-Ring Removal.
O-Ring
Backup Ring
Figure 74: Removing the Retaining Ring.
Retaining Ring
Spring Retainer