TM 10-4320-226-145.6.4 Sleeve and Rotating Assembly Maintenance.This task covers:5.6.4.1 Removal5.6.4.3 Repair5.6.4.2 Inspection5.6.4.4 InstallationINITIALSETUPToolsGeneral Mechanic’s Tool Kit (appendix B,Section III, Item 1)Torque Wrench (appendix B, Section III,Item 3)Arbor press (appendix B, Section III,Item 3)Material/PartsLockwasher (TM 10-4320-226-24P)Gaskets (TM 10-4320-226-24P)Front seal (TM 10-4320-226-24P)Rear seal (TM 10-4320-226-24P)Oil (appendix E, Section II, Item 8)Suitable containerEquipmentConditionsEquipment shut down, refer toparagraph 2.5.1.2 or 2.5.2.2.Impeller removed, paragraph 5.6.2.Flexible coupling removedparagraph 5.6.3.GeneralInstructionsDo not work on equipment withoutfollowing standard shop safetyprecautions.5.6.4.1 Removal.Two different type drive couplings are used.One has a taper lock hub withtwo circles of bolts around hub.The other is a solid hub with two threadedholes opposite each other.a.Remove oil drain plug (figure 5-14, 1) and drain oil into suitable container.b.Disassemble(1) Scribe(2) Remove(3) Remove(4) Removeintermediate housing as follows:a mark across seal plate (2) and intermediate bracket (3).eight nuts (4) and lockwashers (5).seal plate (2) with rotating seal assembly (6) and sleeve (7).rotating seal assembly (6) and sleeve (7) from seal plate (2).(5) Apply finger pressure to push sleeve (7) out of rotating sleeveassembly (6).c.Remove shaft as follows:(1) Remove screws (8) and lockwashers (9) from intermediate bracket (3) anddiscard lockwashers.(2) Remove bearing cap (10).(3) Remove bearing cap gasket (11) and discard.(4) Remove front oil seal (12) and discard.(5) Remove shaft assembly (13) as a single unit.(6) Tap rear oil seal (14) out of intermediate bracket (3) and discard.5-40
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