SECTION I: ENGINE COOLING FANSTM 9-2350-256-205— 5 REPLACE/REPAIR ENGINE COOLING FAN VERTICAL SHAFT OIL SEALSTHIS TASK COVERSa. Removalb. Disassemblyc. Assemblyd. InstallationINITIAL SET-UPTools:Material/Parts:Reference:·Tool kit, general mechanic's·Compound, sealingTM 9-2350-256-10(Appendix C, item 53)(Appendix D, item 25)·Screws, cap (jackscrews) (2)·Gaskets (2) (Appendix G,Equipment Condition:(Appendix C, item 44)item 78)Cooling fans removed (see paragraph 5-2)·Lockwires (2) (Appendix G,item 156)·Seals, oil (2) (Appendix G,item 264)NOTERemoval and installation are the same for both the front and rear cooling fan oil seals.a.REMOVAL1Cut and remove lockwire (1).2Remove six screws (2) and six flat washers (3)securing vertical drive shaft oil seal housingassembly (4) to fan drive housing cover (5).3Install two 5/16-18 by 4-in.- (101.6-mm-) longjackscrews (6) in screw holes provided in oil sealhousing assembly (4).4Alternately tighten the two jackscrews (6) until oilseal housing assembly (4) separates from fan drivehousing cover (5).5—7
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