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2. Remove the 4" retaining ring from the stainless
groove in the shell by rotating your finger behind
the ring as it continues to exit the groove.
Removal of Retaining Ring
3. Once the retaining ring has been removed, examine
the area for burrs or dings which could damage the
head or membrane. If necessary, use ScotchBrite
or 600 grade sandpaper to smooth the area.
Removing Head Assembly
1. Using a mallet, tap the head assembly lightly. Do not
use a metal component to tap the head assembly.
2. Install a ½"NPT x 6" long nipple into the product
port of the head on one end of the vessel.
3. Grasp the nipple and pull the head straight out. A .
small amount of side-to-sidemovement may be
necessary to move the end plug. Care should
be taken to avoid placing too much stress
on the product port threads.
Removal of Head Assembly
Distributed by Applied Membranes, Inc. | www.appliedmembranes.com | (760) 727-3711 | USA
Opening The Vessel (contd...)
TM
4. Remove and discard plug seal, taking care not to
scratch or otherwise damage the sealing surfaces.
5. Repeat above procedure for the opposite end of
the vessel.
6. As soon as possible after removal, disassemble
and check all head components, as described in
Rebuilding the Head and Refurbishing Parts.
Page 4 of 9
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