Removal of the Programming Box Assembly (PBA)

TASK 25-65-35-000-002-A
Removal of the Programming Box Assembly (PBA)

ZONE: 200

1. Reason for the Job
Self Explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	CAP - BLANKING

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
200	UPPER HALF FUSELAGE
261BC

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 25-23-42-000-002-A	Removal of the Ceiling Panels - Aft Utility Area
TASK 25-65-35-000-001-A	Removal of the Emergency Locator Transmitter (ELT)
PBA 130MX

3. Job Set-up
Subtask 25-65-35-861-051-A ** ON A/C NOT FOR ALL

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

Subtask 25-65-35-010-052-A ** ON A/C NOT FOR ALL

B. Get access to the PBA 130MX
(1) Remove the ceiling panel 261BC (Ref. AMM TASK 25-23-42-000-002).
(2) Remove the Emergency Locator Transmitter (ELT) (Ref. AMM TASK 25-65-35-000-001).

4. Procedure
Subtask 25-65-35-020-051-A ** ON A/C NOT FOR ALL

A. Removal of the PBA 130MX

PBA 130MX ** ON A/C NOT FOR ALL

(1) Disconnect the connector (8).
(2) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(3) Hold the PBA (1) and remove the bolts (27) and the washers (28).
(4) Carefully remove the PBA (1) from the aircraft structure.

[Rev.9 from 2019] 2026.03.31 23:41:30 UTC