Removal of the Lamp in the Wingtip Navigation Light

TASK 33-41-11-000-002-A
Removal of the Lamp in the Wingtip Navigation Light

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

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	ACCESS PLATFORM 4M (13 FT)
No specific	AR	SAFETY BARRIER(S)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
APD306	1	EXTRACTOR-LAMP

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Referenced Information

REFERENCE	DESIGNATION
TASK 57-37-12-000-802-A	Removal of the Navigation-Light Glazing Panel
Wingtip Navigation Light Lamp - Location and Details ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 33-41-11-941-051-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Put the SAFETY BARRIER(S) in position.
(2) Put a WARNING NOTICE(S) in position on the panel 25VU to tell persons not to operate:

the strobe lights
the navigation lights.

Subtask 33-41-11-865-055-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
122VU	LIGHTING/EXT LT/NAV1/AND LOGO/LT	1LA	T03
** ON A/C NOT FOR ALL
122VU	LIGHTING/EXT LT/NAV2/AND LOGO/LT	2LA	T02
122VU	LIGHTING/WING/STROBE	10LV	V05
** ON A/C NOT FOR ALL
122VU	LIGHT/EXT LT NAV1/AND LOGO/LT	1LA	T03

Subtask 33-41-11-010-053-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT) below applicable zone 534 or 634.
(2) Remove the wingtip glazing panel (Ref. AMM TASK 57-37-12-000-802).

4. Procedure
Subtask 33-41-11-020-051-A ** ON A/C NOT FOR ALL

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.

CAUTION: DO NOT USE NON APPROVED METAL TOOLS TO REMOVE THE LAMP FROM THE LAMP HOLDER. THESE METAL TOOLS CAN CAUSE DAMAGE TO THE LAMP REFLECTOR AND THE LAMP HOLDER.

CAUTION: DO NOT APPLY TOO MUCH FORCE TO THE BULB OR SOCKET CONTACTS. TOO MUCH FORCE CAN CAUSE PERMANENT DEFORMATION OF THE SOCKET, AND AS A RESULT, ARCING AND THUS BULB FAILURE.

A. Removal of the Wingtip Navigation-Light Lamp

NOTE: This procedure is applicable to one and two-lamp wingtip navigation lights.

(1) Release the clips (4) that hold the glass (3) of the navigation light in position.
(2) Remove the glass (3) and the gasket (2).
(3) Use APD306 EXTRACTOR-LAMP to carefully remove the lamp (1) from the navigation light.
(4) If you do not have the APD306 EXTRACTOR-LAMP, use a Textile-Lint free Cotton - (Material No.14SBA1) to carefully remove the lamp (1) from the navigation light as follows:
(a) Carefully push the lamp (1) vertically up (or down) to release the lower (or higher) location spigot.
(b) Carefully pull and remove the lamp (1) from the lamp socket.

NOTE: To remove the lamp (1) without damage, put a piece of string or cable tie around the lamp (1). The string/cable tie can then be used to safely pull the lamp (1) out of position.

[Rev.10 from 2021] 2026.04.01 00:54:58 UTC