TM 10-4320-344-244.4.17 CamshaftMaintenance,Models609-CandUS636HCCD-1.This task covers:4.4.17.1 Removal4 .4 .1 7 . 3 I n s t a l l a t i on4 .4 .1 7 . 2 R e p a i rINITIALSETUPToolsGeneral Mechanic’s Automotive Tool Kit,Appendix B, Section III, Item 1Goggles, Industrial, Appendix B,Section III, Item 2Gun, Air Blow, Appendix B, Section III,Item 2Inside Micrometer, Appendix B, SectionIII, Item 3Micrometer, Appendix B, Section III,Item 3Material/PartsGloves, Appendix C, Item 11Grease, Appendix C, Item 13Oil, Appendix C, Item 15Rags, Appendix C, Item 20Material/Parts(Continued)Solvent, Dry Cleaning, Appendix C,Item 26Tags, Appendix C, Item 31Equipment ConditionsOil Pump Assembly removed, paragraph4 .4 .7 .Rocker Arm Assembly and Pushrods removed,paragraph 3.8.18.Idler Gear removed, paragraph 4.4.8.General Safety InstructionsDo not work on equipment that is notsecurely stabilized to prevent rollingo r s l i d i n g .Do not work on equipment without follow-ing standard shop safety practices.4.4.17.1 Removal.a.Place engine upside down, and support with suitable blocks so cylinders willc l e a r.b.Push valve tappets (Figure 4-31, 1) down from camshaft assembly (2) and intocrankcase (3).Carefully remove camshaft assembly through bearings located in engine block.Failure to obey this caution may result in damage to the equipment.c .Remove camshaft assembly (2) from crankcase (3).d.Remove pin (4) from camshaft assembly (2).e .Remove thrust washer (5) from camshaft assembly (2).g.Tag and remove valve tappets (1) from crankcase (3).4-60
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