Bareshaft Pump
47
40K Uni-Valve Service
Disassembly
1. Use a small screwdriver to remove the two
black O-rings from the valve (Figure 81).
2. Use the screwdriver to remove the seal re-
taining ring. Insert the blade under the slit and
rotate the ring out of the groove (Figure 82).
Use caution to prevent bending or distorting
the ring.
3. Use the screwdriver to remove the ring seal
(Figure 83) and seal support ring.
4. Turn the valve over.
Figure 81: O-Ring Removal.
O-Rings
Figure 82: Retaining Ring Removal.
Retaining Ring
Cup Seal
Figure 83: Cup Seal Removal.
Backup Ring
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