TM 55-1520-240-23-9
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INSTALL PITCH, ROLL OR YAW BALANCE SPRING
11-135
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 55-1520-240-23P
NOTE
Procedure is same to install pitch, roll
or yaw balance springs. Roll spring is
shown here.
1.
Connect balance spring (1) to either roll or yaw
bracket (2) or pitch bracket (5).
2.
Connect spring (1) to small hole (3) of strap (4).
INSPECT
FOLLOW-ON MAINTENANCE:
Perform operational check of flight controls (TM
55-1520-240-T).
Install closet backup panel (Task 2-2).
Install closet acoustic blanket (Task 2-108).
END OF TASK
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