Pacific Oil Cooler Service work order number and green tag is assigned to each unit separately. Unit is disassembled as required. Unit is cleaned in a vapor-degreaser, both inside and outside. Outside area is cleaned with compressed air to remove any contamination. Appropriate hoses are attached to mate each unit to flushing benches.
Unit is pressure tested.
Unit is inspected for cracks and leaks. Unit is repaired if repairable. Unit is flushed in both directions to X-Ray quality. When bench flushing is complete, unit is internally cleaned with Trichlorethane to remove flushing compound. Unit is then flushed in Stoddard Solvent under high pressure and high volume, in both directions to X-Ray quality, on a 10 micron bench until screen shows no contamination.