TM 10-4320-344-243.6 PIMPING ASSEMBLY MAINTENANCE.3.6.1 PumpmingAssemblyReplacement.This task covers:3.6.1.1 Removal3 .6 . 1 . 2 I n s t a l l a t i onINITIALSETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, Section III,Item 1Wrench Set, Socket, Appendix B,Section III, Item 2Key Set, Socket Head Screw, AppendixB, Section III, Item 2Motor Vehicle Maintenance Trestle,Appendix B, Section III, Item 2Materials/PartsAntisieze Sealing Compound, AppendixC, Item 22Lock Washers (TM 10-4320-344-24P)Pump Mount Isolator (TM 10-4320-344-24P)PersonnelThree personnel are required to performthis procedure.Equipment ConditionsPumping station shut down and pumpassembly drained, TM 10-4320-344-10.EquipmentConditions(Continued)Top Assembly removed, paragraph 2.12.4(609-C).End Panel Assembly removed, paragraph2.12.11 (609-C).Control Panel Assembly removed, paragraph2.16.3 (609-A) or 2.16.5 (US636HCCD-1).Suction and Discharge Elbow HoseAssemblies removed, paragraph 2.16.35.Drain Plug and Primer Port removed,paragraph 2.18.1 (609-C).General Safety InstructionsDo not work on equipment that is notsecurely stabilized to prevent rollingo r s l i d i n g.Do not stand or put arms, legs, or anyother part of body under hoisted load.Do not work on equipment without followingstandard shop safety precautions.3.6.1.1 Removal.To prevent personal injury, stabilize the trailer using trestles.Failure tostabilize trailer may result in personal injury.a .Remove four nuts (Figure 3-1,1), lock washers (2), flat washers (3), andbolts (4) securing pump assembly (5) to trailer (6).Discard lockwashers (2) .b .Remove twelve bolts (7) and lock washers (8) securing pump assembly (5) toengine bellhousing (9).Discard lock washers (8).3-9
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