TM 55-1520-240-23-9
11-6.3
ISOLATION PROCEDURES FOR CHECKING CONTROLS LOOSENESS
(Continued)
11-6.3
19.
Position indicator (33) against rod end bearing
(36). Set indicator at mid-stroke.
20.
Attach scale (35) to bellcrank (29). Use twine
(E433).
21.
Repeat steps 15, 16, 17, and 18.
22.
Remove indicator (33) and support (31).
23.
Remove nut (23), two washers (24 and 25), and
bolt (26) from link (28).
24.
Position link (28) on bellcrank (27). Install bolt
(26), two washers (25 and 24), and nut (23).
25.
Torque nut (23) to 30 to 40 inch-pounds. Install
cotter pin (22).
26.
Repeat steps 23 and 24 for link (30) and
bellcrank (29).
27.
Check two bolts (26 and 37). Bolts 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 25.
28.
Working from cabin, remove cotter pin (38), nut
(39), two washers (40 and 41), and bolt (42) from
bellcrank (43). Disconnect connecting link (44)
from bellcrank.
29.
Install bolt (42), two washers (40 and 41), and
nut (39) loosely in link (44).
30.
Repeat steps 28 and 29 for bellcrank (45) and
connecting link (46).
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