Deactivation of the Thrust Reverser System for Ground Maintenance [PW11]

TASK 78-30-00-040-805-A
Deactivation of the Thrust Reverser System for Ground Maintenance

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
Self explanatory
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 71-00-00-860-833-A	Procedure to Prevent Engine Motoring
TASK 71-13-00-010-802-A	Opening of the Fan Cowl Doors
Deactivation/Reactivation of the Thrust Reverser for/after Ground Maintenance

3. Job Set-up
Subtask 78-30-00-941-082-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 78-30-00-010-086-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Open the oil tank access-door on the left fan cowl-door, or if necessary, open the fan cowl doors (Ref. AMM TASK 71-13-00-010-802).

4. Procedure
Subtask 78-30-00-040-068-A ** ON A/C NOT FOR ALL

A. Deactivation of the Thrust Reverser for Ground Maintenance
(1) Remove the lockout pin (2) from the lockout pin storage location of the inhibit cable handle assembly.
(2) Turn the lever (1) on the inhibit cable handle assembly counterclockwise to the inhibited position.
(3) Insert the lockout pin (2) in the lockout pin inhibited location of the inhibit cable handle assembly.

[Rev.10 from 2021] 2026.04.01 03:51:30 UTC