TM 5-2420-230-24-2
Sea Water Heat Exchanger (008-053)
B3.9 and B5.9 Series Engines
Page 8-44
Section 8 - Cooling System - Group 08
Sea Water Heat Exchanger (008-053)
Flush (008-053-009)
7/16 Inch
Shut off the sea water valve on the vessel hull.
Remove the marine gear oil cooler drain plug and the zinc
plugs from the aftercooler, if so equipped.
5/1-Inch Nutdriver or Screwdriver
Disconnect the raw water inlet connection.
10 mm, 5/16-Inch Nutdriver or Screwdriver
Remove the turbocharger exhaust elbow.
9/16 Inch
Remove the heat exchanger end caps.
L-1100