Posted by 90 Percent Retired on October 20, 2013 at 14:54:15 from (76.208.15.105):
In Reply to: 550 Oliver posted by Wayne Six on October 20, 2013 at 13:49:23:
On most valves of that type, the spool and valve body are a matched pair, and not repairable, only seals, "O" rings and springs can be replaced. My only suggestion is to remove the end cap, opposite the handle end, and check for rust, and corrosion of the centering spring as that could cause the spool not to center and not let it (the spool) move far enough to allow normal lowering speed. Otherwise just replace the valve. What you need is shown on the link below.
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