2.21.30 OilCoolerReplacement,ModelUS636HCCD-1.This task covers:2.21.30.1 Removal2.21.30.3 Installation2.21.30.2 RepairINITIALSETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, SectionI I I,Item 1Material/PartsOil, Appendix C, Item 15Pan, Appendix C, Item 19Rags, Appendix C, Item 20Gasket (TM 10-4320-344-24P)Equipment ConditionsPumping station shut down, TM 10-4320-344-10.Equipment Conditions(Continued)Oil drained, LO 10-4320-344-12.Oil filter and base assembly removed,paragraph 2.21.27.General Safety InstructionsDo not work on equipment that is notsecurely stabilized to prevent rollingo r s l i d i n g .Do not work on equipment without follow-ing standard shop safety practices.2.21.30.1 Removal.To prevent burns or other injuries allow engine to cool before removing oilc o o l e r.Failure to obey this warning may result in serious personal injury.a .Place pan under oil cooler (Figureb.Remove screw (2), flat washer (3),gasket (4).2.21.30.2 Repair.2-145, 1).oil cooler (1), and gasket (4).Discarda .Inspect all components and mounting hardware for damage.b.Replace all defective components.2.21.30.3 Installation.a .b .c .d.e .Position new gasket (4) and oil cooler (1) on engine and secure with flatwasher (3) and screw (2).Refer to LO 10-4320-344-12 and add engine oil.Refer to TM 10-4320-344-10, start engine, check for oil leaks, and stopengine.Refer to LO 10-4320-344-12 check and add engine oil as required.Remove pan from under oil cooler (1) and properly dispose of oil in accordancewith standing operating procedures.2 - 3 2 9TM 10-4320-344-24
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