TM 55-1520-240-23-9
11-53
RIG FORWARD UPPER BELLCRANKS
(Continued)
11-53
20.
Check bolt (35) of right forward bellcrank (36).
Measure and record distance between center
of bolt and forward surface (36.1) at sta. 120.
Distance must be between 23.34 to 23.46
inches. If within limit, go to step 28. If not,
perform steps 21 thru 27, then go to step 28.
21.
Remove cotter pin (37), nut (38), two washers
(39 and 40), and bolt (35) from bellcrank (36).
Disconnect link (41) from bellcrank.
22.
Loosen nut (42) of link (41). Turn rod end (43)
clockwise to move bolt (35) aft.
NOTE
One half turn of rod end moves bolt
about 0.015 inch.
23.
Position link (41) in bellcrank (36). Install bolt
(35), two washers (40 and 39), and nut (38).
Tighten nut.
24.
Repeat step 20. If distance is same, go to step
25. If not, repeat steps 21 thru 24.
25.
Torque nut (42) of link (41) to 103 inch-pounds.
26.
Torque nut (38) to 60 to 90 inch-pounds. Install
cotter pin (37).
27.
Check bolt (35). Bolt shall not rotate with torque
less than 10 inch-pounds. There shall be no
axial looseness. If bolt rotates or is loose, add
washer under nut and repeat step 26.
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