TM 55-1520-240-23-5
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REMOVE AFT TRANSMISSION AUXILIARY OIL PUMP
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Powertrain Tool Kit, NSN 5180-00-323-5267
1/4-28 Bolt, 3 Inches Long, 1-1/2 Inch Thread Length
(2)
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Powertrain Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Cargo Ramp Open and Level (Task 2-2)
Baffles Under Aft Transmission Open (Task 2-2)
Aft Transmission Drip Tray Removed (Task 2-3)
Aft Transmission Sump Removed (Task 6-78)
Tiedown Line Installed On One Forward Blade (Task
1-26)
General Safety Instructions:
Rotary-wing blades can seriously
injure personnel. Make sure area
around helicopter is clear of personnel
before turning blades.
Keep fingers away from drive gear as
blades are turned. Turning gear can
cause injury to personnel.
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