TM 55-1520-240-23-9
11-53
RIG FORWARD UPPER BELLCRANKS
11-53
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Torque Wrench, 30 to 150 Inch-Pounds
First Stage Rig Pin (T44)
Second Stage Rig Pin (T135)
Materials:
None
Parts:
Cotter Pins
Personnel Required:
Medium Helicopter Repairer (2)
Inspector
References:
TM 55-1520-240-23P
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
11-29)
Forward Left and Right Work Platforms Open (Task
2-2)
Forward Transmission Drip Pan Removed (Task 2-3)
Copilot’s Cockpit Controls Set to Neutral (Task 11-32)
11-234
