TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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3. Using water and compressed air, remove dirt, trash, and insects embedded in oil cooler (4) and radiator fins (8). 4. Inspect oil cooler (4) for breaks, punctures, cracks, and splits. Replace oil cooler (4), if damaged. 5. Remove four wood blocks. 6. Install oil cooler (4) on radiator (8) with four washers (6) and socket-head screw and washer assemblies (5). FOLLOW-ON TASKS: • Install power steering cooler (para. 8-28). • Fill transmission oil to proper level (TM 9-2320-280-10). • Fill engine oil to proper level (TM 9-2320-280-10). • Install engine left splash shield (para. 10-17). • Start engine (TM 9-2320-280-10) and check for leaks. TM 9-2320-280-20-2 Change 2 3-13 3-8. ENGINE AND TRANSMISSION OIL COOLER ASSEMBLY MAINTENANCE (Cont'd) WARNING Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use only with effective chip guarding and personal protective equipment (goggles/shield, gloves, etc.). CAUTION Using high water pressure when cleaning engine and transmission oil cooler and radiator can cause damage. High water pressure should not be directed at oil cooler or radiator.