Removal of the ECB Mount (131-9(A))

TASK 49-61-53-000-003-A
Removal of the ECB Mount (131-9(A))

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 49-61-34-000-003-A	Removal of the Electronic Control Box (ECB) (131-9(A))
Mount-ECB ** ON A/C NOT FOR ALL
Mount-ECB ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 49-61-53-860-055-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Remove the Electronic Control Box (ECB) (59KD) (Ref. AMM TASK 49-61-34-000-003).

4. Procedure
Subtask 49-61-53-020-053-A ** ON A/C NOT FOR ALL

A. Removal of the ECB Mount
(1) Remove the bolts (1) the nuts (2) and the washers (3) and remove the electrical socket assembly (4) from the ECB rack (5).
(2) Remove the screw (6) and the washer (7) and disconnect the bonding jumper (8). Move the bonding jumper away from the installation.
(3) Remove the countersunk screws (9) from the ECB rack (5).
(4) Remove the ECB rack (5).
(5) Remove the bolts (10) and the washers (11) and the ECB mount (12).

[Rev.10 from 2021] 2026.04.01 01:31:48 UTC