Reactivation of the Passenger Seat (Release of the Passenger Seat Backrest in the normal operational position)

TASK 25-21-00-440-802-A
Reactivation of the Passenger Seat (Release of the Passenger Seat Backrest in the normal operational position)

ZONE: 230
ZONE: 240
ZONE: 250
ZONE: 260

1. Reason for the Job
MMEL 25-20-02B
PASSENGER SEAT BACKREST
2. Job Set-up Information
A. Work Zones and Access Panels

B. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 25-21-41-000-001-A	Removal of the Passenger Seats
TASK 25-21-41-400-001-A	Installation of the Passenger Seats

3. Job Set-up
Subtask 25-21-00-860-064-A

A. Aircraft Maintenance Configuration
(1) Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

4. Procedure
Subtask 25-21-00-440-051-A

A. Reactivation of a Passenger Seat
(1) Remove the WARNING NOTICE(S).
(2) Remove the defective passenger seat (Ref. AMM TASK 25-21-41-000-001).
(3) Install a serviceable passenger seat (Ref. AMM TASK 25-21-41-400-001).

5. Close-up
Subtask 25-21-00-860-065-A

A. Aircraft Maintenance Configuration
(1) De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.03.31 23:30:13 UTC