Installation of the Cockpit Dome Light

TASK 33-12-11-400-802-A
Installation 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: 211
ZONE: 212
FIN: 43LE ** ON A/C NOT FOR ALL
FIN: 44LE ** 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

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT

C. Referenced Information

REFERENCE	DESIGNATION
TASK 33-12-00-710-001-A	Operational Test of the General Illumination
Cockpit Dome Light

3. Job Set-up
Subtask 33-12-11-865-059-A ** ON A/C NOT FOR ALL

A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H08
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H06
** ON A/C NOT FOR ALL
122VU	LIGHTING/CKPT/DOME	3LE	Y06

4. Procedure
Subtask 33-12-11-160-052-A ** ON A/C NOT FOR ALL

A. Preparation for the Installation
(1) Clean the component interface and/or the adjacent area.
(2) Do an inspection of the component interface and/or the adjacent area.

Subtask 33-12-11-420-057-A ** ON A/C NOT FOR ALL

B. Installation of the Dome Light Box
(1) Remove the CAP - BLANKING from the disconnected electrical connector (1) and receptacle (2).
(2) Install the dome light box (5).
(3) Tighten the four screws (4) and washers (3) that attach the dome light box (5).
(4) Connect the electrical connector (1) to the receptacle (2).
(5) With an ALLEN wrench, install the ceiling panels:

For the Captain dome light: 211CC
For the F/O dome light: 212CC

Subtask 33-12-11-865-060-A ** ON A/C NOT FOR ALL

C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H08
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H06
** ON A/C NOT FOR ALL
122VU	LIGHTING/CKPT/DOME	3LE	Y06

Subtask 33-12-11-710-053-A ** ON A/C NOT FOR ALL

D. Do the operational test of the cockpit dome light (Ref. AMM TASK 33-12-00-710-001).

5. Close-up
Subtask 33-12-11-942-052-A ** ON A/C NOT FOR ALL

A. Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.01 00:52:19 UTC