TM 55-1520-240-23-9
11-58
RIG AFT ROTARY WING BLADES
11-58
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Second Stage Rig Pin (T135)
First Stage Rig Pin (T44)
Protractor Assembly
Blade Angle Tool (T129)
Materials:
None
Personnel Required:
Medium Helicopter Repairer (2)
Inspector
References:
Task 5-94
Task 11-51
Equipment Condition:
Battery Connected (Task 1-39)
Electrical Power On
Hydraulic Power On
AFCS SYSTEM SEL Switch Set to OFF
Servocylinder Safety Blocks (T31) Installed (Task
11-28)
Blade Lead/Lag Rigging Tool (T72) Installed (Task
11-30)
Helicopter Rigged for Neutral (Task 11-33)
DASH Actuator Removed (Task 11-163)
DASH Actuator Dummy Link (T42) Installed (Task
11-26)
Aft Swashplate and Servocylinders Rigged (Task
11-54)
Aft LCT Actuators Fully Retracted (TM 55-1520-240-T)
Pitch Link Positioned Over Aft Left Servocylinder
(Task 1-26)
Aft Rotor Shaft Cover Removed (Task 5-8)
Closet Acoustic Blanket Removed (Task 2-107)
Closet Backup Panel Removed (Task 2-2)
Aft Work Platforms Open (Task 2-2)
Aft Rotary Wing Blade Tie Down Lines Installed (Task
1-26)
Forward Left Work Platform Open (Task 2-2)
Forward Transmission Drip Pan Removed (Task 2-3)
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