Dover OPW Midland A-522-C2-MO-SJ-SU-ST Disassembly Instructions - Page 4
Browse online or download pdf Disassembly Instructions for Control Unit Dover OPW Midland A-522-C2-MO-SJ-SU-ST. Dover OPW Midland A-522-C2-MO-SJ-SU-ST 5 pages. Sulfur bottom outlet valve
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Remove retaining ring (Part Number 522-18-MOL in Figure 3-3).
Reach both hands into the valve body (item 4) on either side of the valve ball
(item 3). Lift the ball out of the body and set it on a padded surface.
Remove the locknut (Item 13) from the valve stem (item 2) by turning it
counterclockwise.
TIP: Use a 1-1/8" wrench.
Remove the stop plate (item 8) and then
carefully press the valve stem (item 2) into the
body (item 4) cavity and remove it.
TIP: The use of a brass or plastic
hammer may be required to overcome
the resistance of the compressed
stem packing.
Remove the stainless-steel spacer collar (Item 6) from the valve-stem bore.
Visit midlandmfg.com for latest manual revision and revision history.
Figure 3-7 Remove Spacer Collar
Manual content is subject to change.
Figure 3-4 Remove Valve Ball
Figure 3-5 Remove Locknut
Figure 3-6 Remove Stop Plate and Stem
P/N: A-522-C2-XX-SJ-SU, Rev. 0
Issue Date: August 6, 2020
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