TM 55-1520-240-23-9
11-79
RIG COPILOT’S COCKPIT CONTROL ASSEMBLY
(Continued)
11-79
RIG PITCH CONTROL
11.
Turn assembly (3) for access to bottom.
12.
Remove cotter pin (14), nut (15), two washers (16
and 17) and bolt (18) from pitch bellcrank (19).
13.
Insert rig pin (20) fully in rigging hole (21) through
bellcrank (19) and pitch connecting link (22). If
pin can be installed fully and slides freely, go
to step 17. If pin does not slide freely, perform
steps 14 thru 19.
14.
Loosen nut (23) of link (22).
15.
Remove rigging pin (20) from bellcrank (19).
Disconnect link (22) from bellcrank.
After adjusting rod ends insure that
safety holes of connecting links are
blocked to insure adequate thread
engagement.
16.
Turn rod end (24) until link can be positioned
in bellcrank (19) with pin (20) freely inserted
through bellcrank, link and hole (21).
17.
Remove rigging pin (20) from bellcrank (19).
Install bolt (18), two washers (17 and 16), and
nut (15).
18.
Torque nut (15) to 30 to 45 inch-pounds. Install
cotter pin (14).
19.
Check bolt (18). 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 18.
20.
Torque nut (23) to 103 inch-pounds.
INSPECT
11-410
