Removal of the F/O Yaw/Brake Bellcrank

TASK 27-21-44-000-002-A
Removal of the F/O Yaw/Brake Bellcrank

ZONE: 120

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	WARNING NOTICE(S)
98A27901002000	1	PIN-RIGGING,RUDDER CONTROL

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
120	AVIONICS COMPARTMENT
811

C. Referenced Information

REFERENCE	DESIGNATION
Location of the Rigging Points ** ON A/C NOT FOR ALL
F/O Yaw/Brake Bellcrank
F/O Yaw/Brake Bellcrank
Location of the Rigging Points ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 27-21-44-941-053-A

A. Put the warning notice
(1) Put a WARNING NOTICE(S) to tell persons not to pressurize the Green and the Yellow hydraulic systems.
(2) Put a WARNING NOTICE(S) to tell persons not to operate the pedals.

Subtask 27-21-44-010-051-A

B. Get Access
(1) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position.
(2) Open the access door 811.

4. Procedure
Subtask 27-21-44-480-051-A

A. Install the 98A27901002000 PIN-RIGGING,RUDDER CONTROL (36) on the tension regulator.

Subtask 27-21-44-020-051-A

B. Removal of the F/O Yaw/Brake Bellcrank
(1) Remove the cotter pin (88) and discard it. Remove the nut (87) and the washer (86).
(2) Remove the bolt (85) and disconnect the rod (89).
(3) Remove the cotter pin (99) and discard it. Remove the nut (100) and the washer (101).
(4) Remove the bolt (103) and disconnect the rods (98) and (102).
(5) Remove the cotter pin (83) and discard it. Remove the nut (84) and the washer (82).
(6) Remove the bolt (80) and disconnect the rod (81).
(7) Remove the cotter pin (125) and discard it. Remove the nut (124) and the washer (123).
(8) Remove the bolt (117) and disconnect the rod (118).
(9) Remove the cotter pin (129) and discard it. Remove the nut (130) and the washer (131).
(10) Remove the bolt (134) and disconnect the rod (119).
(11) Remove the cotter pin (121) and discard it. Remove the nut (122) and the washer (120).
(12) Remove the bolt (116) and disconnect the rod (132).
(13) Remove the cotter pin (127) and discard it. Remove the nut (126) and the washer (128).
(14) Remove the bolt (135) and disconnect the rod (133).
(15) Remove the cotter pin (139) and discard it. Remove the nut (140) and the washer (141).
(16) Remove the bolt (144) and disconnect the rod (143).
(17) Remove the nuts (111) and discard them. Remove the bolts (114) and the bolts (115).
(18) Remove the sleeves (138) and (113) and the yaw/brake bellcrank.

[Rev.10 from 2021] 2026.03.31 23:48:25 UTC