Removal of the Cockpit Dome Light

TASK 33-12-11-000-002-A
Removal of the Cockpit Dome Light

CAUTION: DO NOT TOUCH THE LAMP GLASS WITH YOUR FINGERS. THE OILS FROM YOUR SKIN WILL QUICKLY CAUSE DETERIORATION OF THE LAMP. IF YOU ACCIDENTALLY TOUCH THE LAMP GLASS, CLEAN IT WITH A LINT-FREE CLOTH.

ZONE: 734
ZONE: 744
FIN: 161LE ** ON A/C NOT FOR ALL
FIN: 162LE ** ON A/C NOT FOR ALL
FIN: 163LE ** ON A/C NOT FOR ALL
FIN: 164LE ** ON A/C NOT FOR ALL
FIN: 165LE ** ON A/C NOT FOR ALL
FIN: 166LE ** ON A/C NOT FOR ALL
FIN: 167LE ** ON A/C NOT FOR ALL
FIN: 168LE ** ON A/C NOT FOR ALL

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
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
734	MAIN DOOR
744	MAIN DOOR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 25-13-41-000-001-A	Removal of the Ceiling Panels
Dome Light

3. Job Set-up
Subtask 33-12-11-865-054-A ** ON A/C NOT FOR ALL

A. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H08
122VU	LIGHTING/CKPT/DOME	3LE	Y06

Subtask 33-12-11-010-050-A ** ON A/C NOT FOR ALL

B. Removal of the Ceiling Panel
(1) For the Captain dome light, remove ceiling panel 211CC (Ref. AMM TASK 25-13-41-000-001).
(2) For the F/O dome light, remove ceiling panel 212CC (Ref. AMM TASK 25-13-41-000-001).

4. Procedure
Subtask 33-12-11-020-053-A ** ON A/C NOT FOR ALL

A. Removal of the Lamp
(1) Remove the defective lamp (10).

Subtask 33-12-11-020-054-A ** ON A/C NOT FOR ALL

B. Removal of the Dome Light Box
(1) Disconnect the electrical connector (1) from the socket (2).
(2) Remove the four screws (4) and washers (3).
(3) Put a CAP - BLANKING on the disconnected electrical connector (1) and on the socket (2).
(4) Remove the dome light box.

Subtask 33-12-11-020-055-A ** ON A/C NOT FOR ALL

C. Removal of the Socket
(1) Remove the lamp (10).
(2) Remove the two screws (14) and the two screws (5) and nuts (15) that attach the plate (6) to the defective socket (9). Hold the plate (6) during the removal.
(3) Remove the plate (6).
(4) Remove the screw (12), washer (13) and power supply cable (11).
(5) Remove the nut (7) and washer (8).
(6) Remove the defective socket (9).

[Rev.10 from 2021] 2026.04.01 00:52:16 UTC