Removal of the Reading Light Switch-Card

TASK 23-73-38-000-803-A
Removal of the Reading Light Switch-Card

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

REFERENCE	DESIGNATION
TASK 23-73-45-000-001-A	Removal of the Passenger Service Unit
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
Reading Light Switch-Card - Removal/Installation

3. Job Set-up
Subtask 23-73-38-861-058-A ** ON A/C NOT FOR ALL

A. Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002)

4. Procedure
Subtask 23-73-38-020-054-A ** ON A/C NOT FOR ALL

A. Removal of the Reading Light Switch-Card
(1) Remove the Passenger Service Unit (PSU) (1). (Ref. AMM TASK 23-73-45-000-001)
(2) Carefully lift and remove the drip water cover (2) and remove it.
(3) Press the release point (5) and pull the connector (6) from the card socket (7) to disconnect the connector (6).
(4) Carefully press the two plastic catches into the holes (4) to the centre of the reading light switch-card (3).
(5) Carefully lift and remove the reading light switch-card (3) from the PSU (1).
(6) Repeat steps 2 thru 5 for each reading light switch-card (3).
(7) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.02 06:51:51 UTC