TM 55-1520-240-23-9
11-191
INSTALL SECOND STAGE MIXING ASSEMBLY
(Continued)
11-191
INSTALL PITCH AND THRUST LEFT OUTPUT LINK
67.
Remove nut (116), two washers (117 and 118)
and bolt (119) from bellcrank (23).
FLIGHT SAFETY PARTS
This is an installation critical flight
safety part. All aspects of its assembly
and installation must be ensured.
Ensure bearings are properly staked.
Ensure link is installed with part
number facing upwards.
Ensure proper attaching hardware
(impedance type bolt, nut, and
washers) is installed including
verification of bolt head orientation,
torque, and installation of cotter pins.
Loose attachments within flight control
primary linkage will degrade aircraft
control. Missing components will
cause loss of control.
68.
Position pitch and thrust left output link (120)
in bellcrank (23) part number (121) facing up.
Install bolt (119), two washers (118 and 117) and
nut (116). Do not torque nut at this time.
69.
Remove nut (122), two washers (123 and 124)
and bolt (125) from bellcrank (79).
70.
Position link (120) in bellcrank (79). Install bolt
(125) two washers (124 and 123) and nut (122).
Do not torque nut at this time. Remove tag.
CONNECT FORWARD UPPER AND RIGHT
CONNECTING LINKS
71.
Remove nut (126), two washers (127 and 128)
and bolt (129) from bellcrank (46).
72.
Position forward upper connecting link (130) in
bellcrank (46). Install bolt (129), two washers
(128 and 127) and nut (126). Do not torque nut
at this time. Remove tag.
73.
Remove nut (131), two washers (132 and 133)
and bolt (134) from bellcrank (79).
74.
Position forward right connecting link (135) in
bellcrank (79). Install bolt (134), two washers
(133 and 132) and nut (131). Do not torque nut
at this time. Remove tag.
75.
Neutral rig first and second stages and check
control stops adjustment (Task 11-51).
11-784
