Reactivation of the Thrust Reverser Hinge Access Panel Flipper Door [PW11]

TASK 78-30-00-440-810-A
Reactivation of the Thrust Reverser Hinge Access Panel Flipper Door

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE AFTER SHUTDOWN. THE ENGINE CAN STAY HOT FOR A LONG TIME. IF YOU DO NOT OBEY THIS INSTRUCTION, INJURY CAN OCCUR.

WARNING: WEAR APPLICABLE PERSONAL PROTECTIVE EQUIPMENT (PPE) WHEN YOU DO THIS TASK. BEFORE YOU USE PPE, READ, UNDERSTAND AND OBEY ALL INSTRUCTIONS FOR ITS USE. THESE INSTRUCTIONS INCLUDE INSTRUCTIONS FROM THE MANUFACTURER, YOUR EMPLOYER AND GOVERNMENT REGULATIONS. YOU CAN GET INJURED IF YOU DO NOT USE PPE. GET INSTRUCTIONS FROM YOUR EMPLOYER ON WHICH PPE IS NECESSARY.

1. Reason for the Job
CDL 78-43
Thrust Reverser Flipper Door
To remove the high speed tape and install the thrust reverser hinge access panel.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE

B. Referenced Information

REFERENCE	DESIGNATION
TASK 71-00-00-860-833-A	Procedure to Prevent Engine Motoring
TASK 78-30-00-040-805-A	Deactivation of the Thrust Reverser System for Ground Maintenance
TASK 78-30-00-440-805-A	Reactivation of the Thrust Reverser System after Ground Maintenance
TASK 78-30-06-000-801-A	Removal of the Thrust Reverser Hinge Access Panels
TASK 78-30-06-400-801-A	Installation of the Thrust Reverser Hinge Access Panels
Thrust Reverser Hinge Access Panel Flipper Door

3. Job Set-up
Subtask 78-30-00-941-096-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Do the procedure to prevent engine motoring
(Ref. AMM TASK 71-00-00-860-833)

Subtask 78-30-00-010-103-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position.

Subtask 78-30-00-040-083-A ** ON A/C NOT FOR ALL

C. Deactivation of the Thrust Reverser for Maintenance

WARNING: YOU MUST DEACTIVATE THE THRUST REVERSER BEFORE YOU DO WORK ON OR AROUND IT. IF YOU DO NOT, THE THRUST REVERSER CAN OPERATE ACCIDENTALLY AND CAUSE AN INJURY AND/OR DAMAGE.

(1) Do the deactivation of the thrust reverser system for maintenance (Ref. AMM TASK 78-30-00-040-805).

4. Procedure

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

CAUTION: WIPE CLEAN ALL PARTS AND TOOLS AS NECESSARY TO REMOVE UNWANTED DEBRIS AND PREVENT DAMAGE TO THE ENGINE.

Subtask 78-30-00-440-074-A ** ON A/C NOT FOR ALL

A. Reactivation of the thrust reverser hinge access panel flipper door.

NOTE: This procedure is for the hinge access panel flipper door on the left thrust reverser half. The procedure for the hinge access panel flipper door on the right thrust reverser half is opposite.

(1) Carefully, remove the high speed tape from the thrust reverser hinge access panel.
(2) Remove the applicable thrust reverser hinge access panel from the thrust reverser hinge beam. (Ref. AMM TASK 78-30-06-000-801).
(3) Install the new thrust reverser hinge access panel on the thrust reverser hinge beam (Ref. AMM TASK 78-30-06-400-801).

5. Close-up
Subtask 78-30-00-440-075-A ** ON A/C NOT FOR ALL

A. Do the reactivation of the thrust reverser system after maintenance (Ref. AMM TASK 78-30-00-440-805).

Subtask 78-30-00-410-084-A ** ON A/C NOT FOR ALL

B. Close Access
(1) Remove the access platform(s).
(2) Make sure that the work area is clean and clear of tools and other items.
(3) Remove the WARNING NOTICE(S).

[Rev.10 from 2021] 2026.04.01 03:30:44 UTC