TM 9-2350-287-20-1TABLE 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) FOR M992A1S= SEMIANNUAL A= ANNUALITEM INTERVALITEM TO BEPROCEDURENOT FULLY MISSIONNO.INSPECTEDCAPABLE IFCOOLING SYSTEMRADIATOR(continued)c. Remove heavy deposits from faceof radiator (20) with medium stiff brushthat will not damage radiator.d. Blast radiator (20) with air andcleaning solution mixture, holdinghead of cleaning tool approximately1/2 inch (12.7 mm) from face ofradiator (20). Alternate from back tofront with cleaning tool until cleaningsolution flows smoothly throughradiator (20).e. Drain cleaning solution fromcontainer, rinse, and refill with cleanwater. Flush engine parts and radiator(20) completely. Remove liquid supplyhose from container. Use compressedair to complete the operation.f. Remove tape from engine exhaustoutlet.g. Install radiator shroud (para 6-8).Change 1 2-25
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