TM 5-2420-230-24-2
Sea Water Heat Exchanger (008-053)
B3.9 and B5.9 Series Engines
Page 8-46
Section 8 - Cooling System - Group 08
5/16-Inch Nutdriver or Screwdriver
Install the raw water inlet connection.
Torque Value: 5 Nm
[44 in-lb]
10-mm, 5/16-Inch Nutdriver or Screwdriver
Install the turbocharger exhaust connection.
Tighten the mounting screws.
Torque Value: 24 Nm
[18 ft-lb]
Tighten the elbow hose clamp.
Torque Value: 5 Nm
[44 in-lb]
7/16 Inch
Install the marine gear oil cooler drain plug.
Open the raw water valve on the vessel hull.
Raw Water Aftercooler - Cleaning/Flushing
7/8 Inch
Shut off the raw water supply valve on the vessel hull.
Remove the zinc plug from the aftercooler lower water
header to drain the aftercooler.
L-1102