TM 55-1520-240-23-56-64REMOVE COMBINING TRANSMISSION INPUT SHAFT OIL SEAL6-64INITIAL SETUPApplicable Configurations:AllTools:Powertrain Repairer’s Tool Kit, NSN5180-00-003-52671/4-28 Bolt, At Least One Inch Long (3)Materials:NonePersonnel Required:Aircraft Powertrain RepairerEquipment Condition:Battery Disconnected (Task 1-39)Electrical Power OffPylon Hinged Fairing Open (Task 2-2)Pylon Lower Fairing Open (Task 2-2)Engine Drive Shaft and Combining TransmissionAdapter Assembly Removed (Task 6-30)NOTEProcedure is same to remove sealfrom left or right input shaft. Removalof left shaft seal is shown here.1.Remove three nuts (1) and washers (2) fromretainer (3).2.Install three 1/4-28 bolts (4) in holes (5). Turnbolts to jack retainer (3) off transmission (6).3.Remove packing (7) from retainer (3).6-248
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