TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Sea Water Heat Exchanger (008-053)
Section 8 - Cooling System - Group 08
Page 8-49
13 mm
Install the two capscrews that hold the cast aftercooler to
the intake manifold bracket.
Install the two capscrews that hold the cast aftercooler to
the flywheel housing bracket.
Torque Value: 30 Nm
[22 ft-lb]
7/16 Inch
Install the air inlet and air outlet hose couplings on the
aftercooler. Tighten the T-bolt clamps.
Torque Value:
T-Bolt Type
8 Nm
[71 in-lb]
Worm Type
5 Nm
[44 in-lb]
5/16-Inch Wrench or Flat Screwdriver
Install the raw water transfer tube couplings on the after-
cooler.
Torque Value: 5 Nm
[44 in-lb]
7/8 Inch
Install the zinc plug in the aftercooler lower water header.
Open the raw water inlet valve.
L-1105
