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TM 5-4210-220-34
3-8.
ENGINE Continued
(9)
Using compressed air, blow dry the air and water sides of the core.
(10) Visually inspect the cooler core tubes and fins to ensure that the cleaning process has completely removed
all contamination. Repeat the cleaning procedure and reinspect as necessary.
(11) Test the aftercooler for leaks. Plug one core opening and attach a compressed air source to the other
opening. Submerge the aftercooler in clean water and apply 30 psi (207 kPa) air pressure. Replace
aftercooler if any leaks are found in the core element.
(12) Install the aftercooler as detailed in INSTALLATION preceding.
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