This task covers
Turbocharger Removed (see para. 3-8.2)
Shop Equipment, Automotive
Engine Coolant Drained (see LO 5-4210-220-12)
Maintenance and Repair,
Air Tanks Drained
Alternator Removed (see TM 5-4210-220-12)
Blower Removed (see para. 3-8.3) Main Engine
Shutdown (see TM 5-4210-220-12)
APU Shutdown (see TM 5-4210-220-12)
Batteries Disconnected (see TM 5-4210-220-12)
10, Appendix B Dry Cleaning Solvent
Both Engine Compartment Covers Removed (see TM
17, Appendix B Engine Oil
5101196 Locking Bolt
Air Cleaner Removed (see TM 5-4210-220-12)
5101138 Sealing Rings
Engine Canopy Removed (see TM 5-4210-220-12)
This task can be completed with the engine mounted in the truck or with the engine removed.
Drain the coolant from the cylinder block, as some coolant may remain in the cooler if only the radiator is
Loosen the hose clamps (7), and slide the hose (8) toward the connector (3) on the left bank thermostat
Remove the capscrews (6) that secure the water outlet tube (5) to the cylinder block. Remove and discard
Do not remove the four bolts in the top face of the aftercooler, as they are part of the aftercooler and need
not be removed for any reason.
Remove and discard the locking bolts that secure the aftercooler (1) to the cylinder block.
Carefully maneuver the aftercooler (1) from the cylinder block, making sure not to damage the cooler fins.
Remove and discard the seal rings (2) from the grooves in the water inlet and outlet tube ends of the