Removal of the Cable Tension Regulator

TASK 27-41-42-000-001-A
Removal of the Cable Tension Regulator

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.

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

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 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
0U190360	1	PIN-RIGGING,THS ACTUATOR,MECHANICAL INPUT LEVER
98D27403500000	1	PITCH TRIM CONTROL LOCKING
98D27407532000	1	RIGGING PIN - THS MECHANICAL CONTROL

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
310	FUSLG TAIL SECTION AFT OF AFT PRESS BHD
311AL, 312AR
231BG, 231JG
241BF, 241FF

C. Referenced Information

REFERENCE	DESIGNATION
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 53-22-12-000-001-A	Removal of the Cabin Floor Panels
TASK 53-32-12-000-002-A	Removal of the Cabin Floor Panels
Location of the Turnbuckles ** ON A/C NOT FOR ALL
Location of the Turnbuckles ** ON A/C NOT FOR ALL
Cable Tension Regulator

3. Job Set-up
Subtask 27-41-42-010-050-A

A. Get Access
(1) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below access panel 311AL and access door 312AR.
(2) Remove access panel 311AL.
(3) Open access door 312AR.

Subtask 27-41-42-860-051-A

B. Aircraft Maintenance Configuration
(1) Turn the pitch-trim control wheel in the cockpit and put the THS actuator near to the zero position.
(2) Lock the pitch trim control wheel with the 98D27403500000 PITCH TRIM CONTROL LOCKING.
(3) Put the WARNING NOTICE(S) in the cockpit to tell persons not to operate the pitch controls.

Subtask 27-41-42-865-050-A

C. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/ELAC1/NORM/SPLY	15CE1	B11
49VU	FLIGHT CONTROLS/THS/ACTR/MOT2	19CE2	B09
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/ELAC1/NORM/SPLY	15CE1	B06
49VU	FLIGHT CONTROLS/THS/ACTR/MOT2	19CE2	B04
** ON A/C ALL
105VU	FLT CTL/ELAC1/STBY SPLY	16CE1	A01
121VU	FLIGHT CONTROLS/THS ACTR/MOT3	19CE3	Q17
121VU	FLIGHT CONTROLS/THS ACTR/MOT1	19CE1	Q16

Subtask 27-41-42-480-050-A

D. Safety Precaution
(1) Put the 0U190360 PIN-RIGGING,THS ACTUATOR,MECHANICAL INPUT LEVER in the mechanical input of the THS actuator.
(2) Put the 98D27407532000 RIGGING PIN - THS MECHANICAL CONTROL in the rocker assembly of the regulator.

Subtask 27-41-42-860-050-A

E. Aircraft Maintenance Configuration
(1) Depressurize the Green and the Yellow hydraulic systems (Ref. AMM TASK 29-10-00-864-001) / (Ref. AMM TASK 29-10-00-864-002).
(2) Put the WARNING NOTICE(S) in position to tell persons not to pressurize the Green and the Yellow hydraulic systems.

Subtask 27-41-42-010-051-A ** ON A/C NOT FOR ALL

F. Get Access
(1) Remove floor panels 241FF and 241BF (Ref. AMM TASK 53-32-12-000-002).
(2) Remove the locking clips (30) and release the turnbuckles (31).

Location of the Turnbuckles ** ON A/C NOT FOR ALL

(3) Make sure that there is no tension on the THS control cables.

Subtask 27-41-42-010-051-B ** ON A/C NOT FOR ALL

F. Get Access
(1) Remove floor panels 231BG and 231JG (Ref. AMM TASK 53-22-12-000-001).
(2) Remove the locking clips (30) and release the turnbuckles (31).

Location of the Turnbuckles ** ON A/C NOT FOR ALL

(3) Make sure that there is no tension on the THS control cables.

4. Procedure
Subtask 27-41-42-020-050-A

A. Removal of the Cable Tension Regulator
(1) Remove the cover (2) from the regulator (8) as follows:
(a) Remove the bolts (3) and the washers (4) from the connection of the cover (2) to the regulator (8).
(b) Remove the bolts (5) and the washers (6) from the connection of the cover (2) to the cover assembly (1).
(c) Disconnect the cover (2) from the regulator (8) and the cover assembly (1).
(2) Disconnect the springs (10) from the bolts (9).
(3) Remove the rigging pin 98D27407532000 from the rocker assembly (15) of the regulator (8).
(4) Remove the rocker assembly (15) from the regulator (8) as follows:
(a) Remove and discard the cotter pin (16).
(b) Remove the nut (17), the washer (18) and the bolt (20).
(c) Move the rocker assembly (15) from between the sides of the regulator (8).
(d) Remove and discard the cotter pins (28).
(e) Remove the nuts (27) and the washers (26).
(f) Remove the screw (24), the bolt (25), the spacers (23) and the rocker assembly (15).

NOTE: Do not disassemble other items of the rocker assembly (15) or remove the pulleys (21) unless a repair or a new installation is necessary.

(5) Remove the regulator (8) as follows:

NOTE: Do not remove the nuts (7) and the bushes (19) from the regulator (8) unless a repair or a new installation is necessary.

(a) Remove the nuts (14), the washers (13) and the bolts (11).
(b) Remove the regulator (8) and the shims (12) from the structure.

NOTE: Identify the shims (12) for installation in the same positions.

[Rev.10 from 2021] 2026.03.31 23:50:56 UTC