Removal of the Runway Turnoff Light

TASK 33-43-11-000-001-A
Removal of the Runway Turnoff Light

WARNING: DO NOT DISCONNECT THE ELECTRICAL CONNECTIONS FOR AT LEAST 2 MINUTES AFTER YOU DE-ENERGIZE THE ELECTRICAL CIRCUITS.

WARNING: WEAR GLASSES AND PROTECTIVE CLOTHING WHEN YOU DO WORK ON THE LIGHT. THE LAMP IS PRESSURIZED AND AN EXPLOSION CAN OCCUR.

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: 711
FIN: 3LC1
FIN: 3LC2

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
711	NOSE GEAR

C. Referenced Information

REFERENCE	DESIGNATION
Runway Turnoff Light

3. Job Set-up
Subtask 33-43-11-865-050-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 3LC1 (LTRUNWAY TURNOFF, L)
122VU	LIGHTING/EXT LT/RWY TURN OFF/L	1LC1	W06
FOR FIN: 3LC2 (LTRUNWAY TURNOFF, R)
122VU	LIGHTING/EXT LT/RWY TURN OFF/R	1LC2	W05

4. Procedure
Subtask 33-43-11-020-050-A

A. Removal of the Light
(1) Disconnect the electrical connector (5) from its support.
(2) Put the CAP - BLANKING on the disconnected electrical connector (5) and on its support.
(3) Remove the two nuts (1) and the washers (2). During this operation, hold the optical unit.
(4) Remove the optical unit (4).

[Rev.10 from 2021] 2026.04.01 12:30:31 UTC