Sea Water Pump (008-057)
B3.9 and B5.9 Series Engines
Section 8 - Cooling System - Group 08
7/16-Inch and 5/16-Inch Nutdriver
Install the drain plug and water connections.
Open the sea water valve on the vessel hull, if closed.
Loosen and remove the sea water strainer wing nut(s) as
Remove the sea water strainer assembly. Be careful not to
damage the o-ring. Retain and inspect for damage.
Empty all debris from the sea water strainer basket.
Clean the sea water strainer.