TM 10-4320-344-242.18 PUMPINGASSEMBLYMAINTENANCE.2.18.1 DrainPlugandPrimerPortMaintenance,Model609-C.This task covers:2.18.1.1 Removal2.18.1.3 Installation2 .18 . 1 . 2 R e p a irINITIALSETUPToolsGeneral Mechanic’s AutomotiveTool Kit, Appendix B, Section III,Item 1Material/PartsTape, Antiseize, Appendix C, Item 32Gasket (TM 10-4320-344-24P)Equipment ConditionsPumping stations shut down, TM 10-4320-344-10.GeneralSafetyInstructionsDo not work on equipment that is not securelystabilized to prevent rollingo r s l i d i n g.Do not work on equipment without followingstandard shop safety precautions.2.18.1.1 Removal.a .b .c .d.e .f .g.Level pump assembly (Figure 2-99, 1) using rear jacks (2) and tongue jack (3).Remove screw (4) and plug assembly (5). Allow pump assembly (1) to drain.Remove screw (6), end coupling (7), bead chain (8), and pipe plug (9).Remove pipe coupling (10) and pipe nipple (11) from bottom of pumpassembly (1).Remove cover (12), two gaskets (13 and 14), and quick half coupling (15).Discard gaskets (13 and 14).Remove four nuts (16), bolts (17), mounting plate (18), and gasket (19) fromend panel (20).Discard gasket (19).Remove pipe nipple (21), pipe elbow (22), and priming port (23) from pumpassembly (1).2.18.1.2 Repair.a.Inspect all components for damage.b.Replace all defective components.2.18.1.3 Installation.a.Install priming port (23), pipe elbow (22), and priming port nipple (21) onpump assembly (1).b.Position new gasket (19) and mounting plate (18) on end panel assembly (20)and secure with four bolts (17) and nuts (16).c .Install quick half coupling (15), two new gasket (13 and 14), and cover (12).d.Install pipe nipple (11) and pipe coupling (10) on pump assembly (1).e .Install bead chain (8) and end coupling (7) on pipe plug (9) and secure withscrew (6).f .Install plug assembly (5) and secure with screw (4).2-236
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