Valve still leaks when fully closed
Nakakita hydraulic remote valve control, hydraulic remote control of valves
Possible cause
Damaged valve seat
What to do
Manufacturer's manual, p. 67Inspect; dress a slightly damaged seat, replace if badly damaged
See the assembly on the 3D model
From the manufacturer's manual “EM-43-2 REMOTE CONTROL EQUIPMENT FOR M-E L.O AND BALLAST PIPE LINE”. Check against the original on board before work.