Installation of the Louver Panel - Panel 147FB (148FB)

TASK 53-35-13-400-004-A
Installation of the Louver Panel - Panel 147FB (148FB)

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.

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. 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 32-12-00-410-001-A	Close the Main Gear Doors after Access
Louver Panel - Panel 147FB (148FB) - Location and Detail

3. Job Set-up
Subtask 53-35-13-860-055-A

A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft is in the same configuration as for the removal task.
(2) Depressurize the Green, Yellow and Blue hydraulic systems (Ref. AMM TASK 29-10-00-864-001), (Ref. AMM TASK 29-10-00-864-002) and (Ref. AMM TASK 29-10-00-864-003).

4. Procedure
Subtask 53-35-13-560-054-A

A. Preparation for Installation
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.

Subtask 53-35-13-420-055-A

B. Installation of the Louver Panel

CAUTION: BE CAREFUL WHEN YOU INSTALL THE LOUVER PANEL. IF YOU INSTALL IT INCORRECTLY, THE BELLY FAIRING WILL PRESSURIZE AND CAUSE DAMAGE TO THE STRUCTURE.

(1) Put the louver panel (4) in its correct installation position. Make sure that the openings of the vanes point to the rear of the aircraft.
(2) Install the screws (3), washers (2) and nuts (1).

5. Close-up
Subtask 53-35-13-410-054-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the access platform(s).
(3) Close the MLG doors (Ref. AMM TASK 32-12-00-410-001).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.02 07:25:10 UTC