Installation of the Lamp in the Wingtip Navigation Light

TASK 33-41-11-400-002-A
Installation 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.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

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	WARNING NOTICE(S)

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
2	GASKET	AIPC 33-41-11-01-035

D. Referenced Information

REFERENCE	DESIGNATION
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)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 33-41-00-710-001-A	Operational Test of the Navigation Lights
TASK 57-37-12-000-802-A	Removal of the Navigation-Light Glazing Panel
TASK 57-37-12-400-802-A	Installation of the Navigation-Light Glazing Panel
Wingtip Navigation Light Lamp - Location and Details ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 33-41-11-941-054-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Make sure that the SAFETY BARRIER(S) are in position.
(2) Make sure that the WARNING NOTICE(S) is on the panel 25VU to tell persons not to operate:

the strobe lights
the navigation lights.

Subtask 33-41-11-860-052-A ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 4M (13 FT) is in position below the applicable zone 534 or 634.
(2) Make sure that the navigation light glazing panel is removed (Ref. AMM TASK 57-37-12-000-802).

4. Procedure
Subtask 33-41-11-420-054-A ** ON A/C NOT FOR ALL

A. Preparation for Installation
(1) Clean the component interface and/or the adjacent area with a clean Textile-Lint free Cotton - (Material No.14SBA1) made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
(2) Make sure that the lamp (1) and the glass (3) are clean and in the correct condition.
(3) Make sure that the gasket (2) is not damaged. If necessary, replace the AIPC 33-41-11-01-035 GASKET (2).
(4) Do an inspection of the component interfaces and the adjacent area.

Subtask 33-41-11-420-051-A ** ON A/C NOT FOR ALL

CAUTION: USE ONLY APPROVED LAMPS. LAMPS THAT ARE NOT APPROVED CAN CAUSE DAMAGE TO THE NAVIGATION-LIGHT TRANSFORMER AND LAMP-HOLDER.

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 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.

B. Installation of the Lamp in the Wingtip Navigation-Light

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

(1) Use a Textile-Lint free Cotton - (Material No.14SBA1) to hold the lamp (1).
(2) Put the base of the lamp (1) into the lamp socket. Carefully push the lamp (1) and make sure that the two locating spigots engage the slots of the contact strip.
(3) Put the gasket (2) and the glass (3) in position on the navigation light and install the two clips (4).

Subtask 33-41-11-861-051-A ** ON A/C NOT FOR ALL

C. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).

Subtask 33-41-11-865-056-A ** ON A/C NOT FOR ALL

D. 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
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 33-41-11-710-051-A ** ON A/C NOT FOR ALL

E. Test
(1) Do an operational test of the navigation lights (Ref. AMM TASK 33-41-00-710-001).

5. Close-up
Subtask 33-41-11-862-051-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

Subtask 33-41-11-410-051-A ** ON A/C NOT FOR ALL

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the wingtip glazing panel (Ref. AMM TASK 57-37-12-400-802).

Subtask 33-41-11-942-051-A ** ON A/C NOT FOR ALL

C. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the WARNING NOTICE(S).
(3) Remove the access platform(s).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.01 00:54:59 UTC