Grasping here, but try an entirely different back half, including reg seat holder, from a different valve. Since the reg pin assembly interfaces with those parts, perhaps its
something back there - reg seat holder, reg piston, reg springs, or just the back half of the valve.
But yeah, might be time to send it back to AGD.
something back there - reg seat holder, reg piston, reg springs, or just the back half of the valve.
But yeah, might be time to send it back to AGD.
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