Detailed Inspection of Elevator Outboard Rib, External Surface, LH/RH

TASK 55-20-00-200-005-A
Detailed Inspection of Elevator Outboard Rib, External Surface, LH/RH

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.

CAUTION: DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.

ZONE: 335
ZONE: 345

1. Reason for the Job
Refer to the MPD TASK: 552006-01
DETAILED INSPECTION OF ELEVATOR OUTBOARD RIB, EXTERNAL SURFACE, LH/RH
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	1	WARNING NOTICE(S)
98D27309001000	1	NEUTRAL SETTING TOOL - ELEVATOR
98D27903500000	2	PIN-SIDE STICK LOCKING

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BBD1)	Non Aqueous Cleaner-- Isopropyl Alcohol -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
335	ELEVATOR
345	ELEVATOR

D. 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 29-10-00-864-003-A	Depressurize the Blue Hydraulic System
TASK 55-24-11-000-001-A	Removal of the Elevator Tips and Inboard End Caps
TASK 55-24-11-400-001-A	Installation of the Elevator Tips and End Caps
SRM 552112
Elevators - Installation of the Tool-Elevator Neutral Setting
Inspection of Outboard Rib, LH/RH

3. Job Set-up
Subtask 55-20-00-860-056-A

A. Aircraft Maintenance Configuration
(1) Make sure that the elevators are on their lower travel stops.
(2) Depressurize the green, the yellow and the blue hydraulic systems (Ref. AMM TASK 29-10-00-864-001) (Ref. AMM TASK 29-10-00-864-002) (Ref. AMM TASK 29-10-00-864-003).

Subtask 55-20-00-481-054-A

B. Install Locking Devices

Elevators - Installation of the Tool-Elevator Neutral Setting

(1) Put the 98D27903500000 PIN-SIDE STICK LOCKING in the CAPT and F/O side stick controllers.
(2) Put the 98D27309001000 NEUTRAL SETTING TOOL - ELEVATOR on the elevator:
(a) Remove the cover from the THS hoisting point at RIB11.
(b) Release the wing nut (6).
(c) Push the plate assembly (5) on the THS trailing edge. Make sure that the center plate (7) and the forward plate (8) rest on the elevator surface.
(d) Remove the T-handle screw (1) and the washer (2) from the stowage on the center plate (7).
(e) Install the T-handle screw (1) and the washer (2) through the center plate (7) and the THS hoisting point.
(f) Make sure that:

The forward plate (8) is on the line of the rivets that attach the THS leading edge to the THS front spar.
The bars (3) follow the line of the RIB11.
The THS trailing edge is correctly positioned between the two parts of the plate assembly (5).

(g) Tighten the T-handle screw (1) and the wing nut (6).

Subtask 55-20-00-941-053-A

C. Safety Precautions
(1) Put the WARNING NOTICE(S) in the flight compartment to tell persons not to operate the flight controls.
(2) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position at zone 334/344.

Subtask 55-20-00-865-056-A

D. 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	FLIGHT CONTROLS/ELAC2/STBY SPLY	16CE2	A02
105VU	FLT CTL/ELAC1/STBY SPLY	16CE1	A01
121VU	FLIGHT CONTROLS/THS ACTR/MOT3	19CE3	Q17
121VU	FLIGHT CONTROLS/THS ACTR/MOT1	19CE1	Q16
121VU	FLIGHT CONTROLS/ELAC2/NORM/SPLY	15CE2	R20

Subtask 55-20-00-010-053-A

E. Get Access
(1) Remove the Elevator Tips (Ref. AMM TASK 55-24-11-000-001).

Subtask 55-20-00-560-050-A

F. Preparation of the Inspection Area

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(1) Make sure that the outer surface of the inspection area is clean and smooth.
(2) If necessary, clean the surface of the inspection area with a Textile-Lint free Cotton - (Material No.14SBA1) moist in Non Aqueous Cleaner-- Isopropyl Alcohol - (Material No.08BBD1) until contamination is removed. Do not let the cleaning agent dry on the surfaces.

4. Procedure
Subtask 55-20-00-210-056-A

A. Detailed Inspection
(1) Make a detailed inspection of the external surface of the elevator outboard rib for corrosion.
(2) If there is damage, look for the allowable damage limits and the applicable repair procedure. SRM 552112

5. Close-up
Subtask 55-20-00-410-056-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the Elevator Tips (Ref. AMM TASK 55-24-11-400-001)

Subtask 55-20-00-865-057-A

B. Remove the safety clip(s) and the tag(s) and close 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	FLIGHT CONTROLS/ELAC2/STBY SPLY	16CE2	A02
105VU	FLT CTL/ELAC1/STBY SPLY	16CE1	A01
121VU	FLIGHT CONTROLS/THS ACTR/MOT3	19CE3	Q17
121VU	FLIGHT CONTROLS/THS ACTR/MOT1	19CE1	Q16
121VU	FLIGHT CONTROLS/ELAC2/NORM/SPLY	15CE2	R20

Subtask 55-20-00-942-053-A

C. Removal of Equipment
(1) Remove the WARNING NOTICE(S).
(2) Remove the access platform(s).

Subtask 55-20-00-081-053-A

D. Remove Locking Devices

Elevators - Installation of the Tool-Elevator Neutral Setting

(1) Remove the 98D27903500000 PIN-SIDE STICK LOCKING for the CAPT and F/O side stick controllers.
(2) Remove the 98D27309001000 NEUTRAL SETTING TOOL - ELEVATOR from the elevator:
(a) Release the wing nut (6).
(b) Remove the T-handle screw (1) and the washer (2).
(c) Remove the set of bars (3) and plates (7) and (8).
(d) Install the T-handle screw (1) and the washer (2) in the stowage on the center plate (7).
(e) Tighten the wing nut (6).

[Rev.10 from 2021] 2026.04.01 02:05:24 UTC