The one-way valve can create an air gap in the line, making it impossible for some pumps to prime. Tom King. Look out for one-way valves located in your bilge-pump overboard discharge hose. The ...

The Coast Guard cutter Morgenthau, berthed at Coast Guard Base Sand Island, improperly discharged about 4,600 gallons of wastewater and sewage into Honolulu Harbor, the Coast Guard confirmed Tuesday.

Investigators also found the discharge line’s overboard shutoff valve before the through-hull pipe had been left open, as the operating company’s towing safety management system did not direct ...

When we were on the Great Lakes with our several boats, it was mandatory that all holding tank overboard discharge valves were closed and locked, with the key opening filled so it could not be opened.

The over-board discharge valve [i.e. Seacock] from the toilet and/or sewage holding tank to be located in the ‘Closed’ position whenever the boat is moored or anchored within the ‘No ...

Overboard discharge valve from vessel's sewage tank secured open by cable tie; By KYLIE STEVENS FOR DAILY MAIL AUSTRALIA. Published: 03:56 EDT, 25 July 2018 | Updated: 20:04 EDT, 25 July 2018 .

However, if the valve problem has progressed to where there is hardly any refrigerant flow rate through the system, there will be a lower discharge temperature from the extreme low flow rate. Remember ...