Removal of the Cable Tension Regulator Assy

TASK 27-21-45-000-001-A
Removal of the Cable Tension Regulator Assy

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

CAUTION: DO THIS PROCEDURE IN A HANGAR IF THERE ARE WIND GUSTS. WIND GUSTS CAN CAUSE DAMAGE TO THE LINKAGE WHEN THE RIGGING PINS ARE IN POSITION ON THE RUDDER CONTROL.

ZONE: 125
ZONE: 210
ZONE: 310
FIN: 103CM

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	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
98A27901002000	1	PIN-RIGGING,RUDDER CONTROL
98D27207516000	1	PIN-RIGGING,SET
98D27207547000	1	PIN-RIGGING
FE171901	1	LOCKING TOOL

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
125	LATERAL AVIONIC COMPARTMENT
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD
310	FUSLG TAIL SECTION AFT OF AFT PRESS BHD
211GF, 312AR, 811

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 29-10-00-863-003-A	Pressurize the Blue Hydraulic System with a Hydraulic Ground Power-Cart
TASK 29-10-00-863-003-A-01	Pressurize the Blue Hydraulic System with the Blue Electric Pump
TASK 29-10-00-864-001-A	Depressurize the Green Hydraulic System
TASK 29-10-00-864-002-A	Depressurize the Yellow Hydraulic System
TASK 29-10-00-864-003-A	Depressurize the Blue Hydraulic System
Component Location ** ON A/C NOT FOR ALL
Component Location ** ON A/C NOT FOR ALL
Cable Tension Regulator Assy ** ON A/C NOT FOR ALL
Cable Tension regulator Assy ** ON A/C NOT FOR ALL
Cable Tension Regulator Assy ** ON A/C NOT FOR ALL
Cable Tension regulator Assy ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 27-21-45-010-052-A

A. Get Access
(1) Remove the panel 211GF at zone 211.

Component Location ** ON A/C NOT FOR ALL

(2) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at zone 121.
(3) Open the access doors 811.
(4) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at zone 312.
(5) Open the access doors 312AR.

Subtask 27-21-45-860-050-A

B. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002)
(2) Pressurize the Blue hydraulic system (Ref. AMM TASK 29-10-00-863-003).
(3) On the overhead panel 23VU, make sure that the FLT CTL/FAC1 pushbutton switch is pushed.
(4) On the overhead panel 24VU, make sure that the FLT CTL/FAC2 pushbutton switch is pushed (on these pushbuttons switches, the OFF and FAULT legends are off).
(5) On the center pedestal, on the panel 110VU, make sure that the RUD TRIM indicator shows 0.
(6) In zone 121, install the 98A27901002000 PIN-RIGGING,RUDDER CONTROL (6) on the CAPT yaw/brake bellcrank (5) (Ref. Detail C).

Component Location ** ON A/C NOT FOR ALL

(7) In zone 311, install the 98D27207547000 PIN-RIGGING (8) or 98D27207516000 PIN-RIGGING,SET pin (98D27207516160) on the cable quadrant (1) (Ref. Details B and D).
(8) Depressurize the Blue hydraulic system (Ref. AMM TASK 29-10-00-864-003).

Component Location ** ON A/C NOT FOR ALL

(9) Make sure that the Yellow and Green hydraulic systems are depressurized. (Ref. AMM TASK 29-10-00-864-001) (Ref. AMM TASK 29-10-00-864-002)
(10) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)

4. Procedure
Subtask 27-21-45-020-052-A

A. Removal of the Cable Tension-Regulator Assy
(1) Remove the cotter pins (35) from the cable housings of the regulator (15) (Ref. Details F and G).
(2) Remove the cotter pins (50), the nuts (49), the washers (48), the screws (46) and the spacers (47) (Ref. Detail K).
(3) Cut and remove the lockwire from the nuts (3) of the cable quadrant (1) turnbuckles (Ref. Details B and D).
(4) Loosen the nuts (3) and the screws (2) until it is possible to install the FE171901 LOCKING TOOL (45) on the regulator (15) (Ref. Details D and L).
(5) Install the locking equipment (45) on the regulator (15) with the rigging pins (44) (Ref. Detail L).
(6) Fully loosen the nuts (3) and the screws (2).
(7) Remove the cables (7) and (9) from the regulator (15) (Ref. Details F and G) and hang them on the structure.
(8) Remove the cotter pin (40), the nut (41) and the washer (43) (Ref. Detail J).
(9) Remove the screw (42) and disconnect the rod (4) from the regulator (15).
(10) Remove the cotter pin (38), the nut (37) and the washer (36) (Ref. Detail H).
(11) Remove the screw (39) and disconnect the rod (23) from the regulator (15).
(12) Remove the cotter pin (17), the nut (18) and the washer (19).
(13) Remove the cotter pin (29), the nut (28) and the washer (27).
(14) Remove the screws (22) (24), the spacers (21), (25) and remove the regulator (15).

[Rev.10 from 2021] 2026.03.31 23:48:27 UTC