F 350 2WD Super Duty V8-7.3L DSL Turbo VIN F (1999)
Charge Air Cooler: Testing and Inspection
Leak Test - Charge Air Cooler
1. Install an air pressure gauge in one port of the charge air cooler.
NOTE: To ensure proper performance, all repaired charge air coolers must be leak tested and pressure checked prior to painting or installing into
the vehicle.
2. Install a stop/air supply in the other port.
3. Apply 50 psig of air pressure.
4. Reduce air pressure to 29 psig.
5. Let the charge air cooler stand for a few minutes and note any loss in pressure.
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If the pressure loss exceeds 1.5 psig per minute, repair the leak.
6. Replace the charge air cooler if there is any permanent distortion.
