TM 55-1520-240-23-5
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REMOVE AFT TRANSMISSION
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Aft Rotor Shaft Securing Device (T50)
Hoist Kit (T85)
Handling Sling (T163) (Used with (T85) as Alternate
Sling)
Socket, 1-5/16 Inch
Aft Transmission Torque Adapter (T160)
Torque Pack (T23)
Tee Handle (T161)
Aft Transmission Adapter (T17)
Transportation Trailer 2000
Roller Adapter 2550 (4)
Workstand (2)
Materials:
Twine (E433)
Barrier Material (E80)
Masking Tape (E388)
Paper Tags (E264)
Personnel Required:
Medium Helicopter Repairer (5)
References:
Task 2-2
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Cargo Ramp Open (Task 2-2)
Baffles Under Aft Transmission Open (Task 2-2)
Aft Transmission Drip Tray Removed (Task 2-3)
Aft Pylon Access Doors to Generators and
Transmission Removed (Both Sides) (Task 2-2)
No. 9 Aft Drive Shaft Removed (Task 6-21)
Aft Transmission Adapter Assembly Removed (Task
6-23)
Aft Rotor Pitch Links Disconnected (Task 5-97)
Aft Servocylinder Safety Blocks Installed (Task 11-28)
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