TM 5-3810-307-24-2-2
CAUTION
Do not use caustic cleaners to clean the
CAC. Damage to the CAC will result.
NOTE
Make sure that the tubes are in the vertical
direction when flushing.
Flush the CAC internally with solvent in the opposite
direction of normal air flow. Shake the CAC and lightly tap
on the end tanks with a rubber mallet to dislodge trapped
debris. Continue flushing until all debris or oil is removed.
NOTE
If internal debris cannot be removed, scrap
the CAC.
Use a flashlight and mirror to visually inspect the CAC
for internal debris.
After the CAC has been thoroughly cleaned of all oil
and debris with solvent, wash the CAC internally with
hot soapy water to remove the remaining solvent. Rinse
thoroughly with clean water.
Blow compressed air into the CAC in the opposite
direction of normal air flow until the CAC is dry
internally.
CAUTION
The CAC must be rinsed, dried, and free of
solvent, oil, and debris or engine damage will
result.
Inspection
Visually inspect the CAC for cracks, holes or damage.
Inspect the tubes, fins and welds for tears, breaks or
other damage. If any damage causes the CAC to fail
the air leak check mentioned in Procedure (10-07), the
CAC must be replaced.
Install the CAC on the vehicle. Refer to the vehicle
manufacturer for instructions.
Charge Air Cooler (CAC) - Pressure
Testing (10-07)
To check the charge air cooler for cracked tubes or
header, remove the inlet and outlet hoses from the
CAC.
Remove the charge air cooler. Refer to the vehicle
manufacturer for instructions.
10-9
