TM 10-4320-344-243.6.3 PumpCasingAssemblyRepair,Models609-Aand609-C.This task covers:3 .6.3.1 Disassembly3 .6.3.3 Assembly3 .6.3.2 RepairINITIALSETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, Section III,Item 1Puller Kit, Mechanical, Gear andBearing, Appendix B, Section III,Item 3Tap and Die Set, Appendix B,Section III, Item 3Tool Kit, Coil Insert, Appendix B,Section III, Item 3Materials/PartsAntisieze Tape, Appendix C Item 32Gasket (TM 10-4320-344-24P)Equipment ConditionsPumping station shut down, TM 10-4320-344-10.Suction Elbow and Discharge Elbow removed,paragraph 2.18.2.Intermediate Bracket Assembly removed,paragraph 3.6.2.General Safety InstructionsDo not work on equipment that is notsecurely stabilized to prevent rollingor s l i d i n g.Do not work on equipment without follow-ing standard shop safety practices.This procedure applies to pumping assembly Model 609-C.The procedure forpumping assembly Model 609-A is similar.3.6.3.1 Disassembly. Remove six nuts (Figure 3-4, 1), cover plate (2),from studs (4).Discard gasket (3).3.6.3.2 Repair.a.Inspect pump casing assembly (5) for corrosion, cracks, holes,b .Inspect studs (4, 6, and 7) for stripped or damaged threads orto paragraph 2.11.2 and replace damaged studs (4, 6, and 7).c .Inspect wear ring (8) for wear or damage.and gasket (3)or damage.cracks.ReferWrap antisieze tape in direction of threads prior to installation of pipeplugs .d .Inspect all pipe plugs (9) for damage.e.Replace all defective components.3.6.3.3 Assembly.Install new gasket (3) and cover plate (2) on studs (4) and securewith six nuts (1).3-15
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