TM 55-1520-240-23-9
11-136
ADJUST YAW BALANCE SPRING
(Continued)
11-136
Hydraulic power must be removed
before adjusting spring; otherwise,
injury to personnel can occur.
6.
Remove hydraulic power.
7.
Working in closet, move strap (9) up one hole if
drift is aft, and down one hole if drift is forward.
8.
Apply hydraulic power.
9.
Repeat steps 1 thru 4.
INSPECT
10.
Remove surface gage (5) from cockpit floor (6).
FOLLOW-ON MAINTENANCE:
Perform operational check of flight control system
(TM 55-1520-240-T).
Install closet backup panel (Task 2-2).
Install closet acoustic blanket (Task 2-108).
END OF TASK
11-598
