TM 10-4320-344-244.4.7 OilPumpAssemblyandOilPipeMaintenance.Models609-CandUS636HCCD-1,This task covers:4.4.7.1 Removal4 .4 . 7 . 3 R e p a ir4 .4 . 7 . 2 D i s a s s e m b ly4 .4 . 7 . 4 I n s t a l l a t i onINITIALSETUPToolsMaterial/PartsGeneral Mechanic’s AutomotiveGloves, Appendix C, Item 11Tool Kit, Appendix B, Section III,Rags, Appendix C, Item 20Item 1Solvent, Dry Cleaning, Appendix C,Item 26Goggles, Appendix B, Section III,Lock Washers (TM 10-4320-344-24P)Item 2Gaskets (TM 10-4320-344-24P)Gun, Air Blow, Appendix B, SectionIII, Item 2Equipment ConditionsSuction Pipe removed, paragraph 3.8.14.Torque Wrench, Appendix B, SectionI I I,Item 2Crankcase Front Cover removed, paragraph4 .4 .5.Angle-of-Turn Indicator, Appendix B,Section III, Item 3General Safety InstructionsDo not work on equipment without follow-ing standard shop safety practices.This procedure applies to Model US636HCCD-1.The procedurei s s i m i l a r .for Model 609-C4.4.7.1 Removal.a .Remove screw (Figure 4-11, 1) from idler gear (2).b .Remove two screws (3), lock washers (4), and oil pump assembly (5) fromcrankcase (9).Discard lock washers (4).4.4.7.2 Disassembly.a.Remove oil pipe (6) from oil pump assembly (5).b.Remove mounting bracket (7) and two gaskets (8) from oil pipe (6).Discardgaskets (8).4.4.7.3 Repair.Do not use cleaning solvent without proper ventilation and clothing.Do not smoke or use near open flame or excessive heat.Dry cleaningsolvent is potentially dangerous to personnel and property.Cleanparts in a well-ventilated area.Avoid inhalation of solvent fumes.Wear goggles and rubber gloves to protect eyes and skin.Washexposed skin thoroughly.Failure to obey this warning may result inpersonal injury or death.To prevent the possibility of embedding foreign objects in the eyes,safety glasses must be worn when using compressed air.a .Clean all components with cleaning solvent and thoroughly air dry allcomponents with compressed dry air.4-26
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