Deactivation of the Logo Light Lens (Cover)

TASK 33-47-00-040-001-A
Deactivation of the Logo Light Lens (Cover)

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: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

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

FIN: 3LY
FIN: 4LY
Task Summary

Access	Test	Specific Tools	Mhr	E/T	Nb Men
YES	NO	YES	0.3	0.3	1

1. Reason for the Job
CDL 33-05
Logo Light Lens (Cover) 3LY, 4LY
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 5M (16 FT)
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	AR	WARNING NOTICE(S)
No specific	AR	WATER - SOAPY SOLUTION
98L12003001000	AR	HARNESS,SAFETY

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.05RAB9)	Adhesive Film Tape-- Aluminium Foil -
(Material No.05RQB9)	Adhesive Film Tape-Erosion Protective Polyurethane - 0.36mm Legacy
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
334AB, 344AB

D. Referenced Information

REFERENCE	DESIGNATION
Logo Light Lens (Cover) ** ON A/C NOT FOR ALL
Logo Light Lens (Cover) ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 33-47-00-860-059-A

A. Aircraft Maintenance Configuration
(1) On panel 25VU make sure that the switch 3LA NAV & LOGO ON/OFF is in the OFF position.

Subtask 33-47-00-865-052-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
122VU	LIGHTING/LOGO/L	2LY	V03
122VU	LIGHTING/LOGO/R	1LY	V02

Subtask 33-47-00-941-050-A

C. Safety Precautions
(1) Put the WARNING NOTICE(S) in position to tell persons not to pressurize the hydraulic systems :
(a) In the cockpit, on the HYD section of the overhead panel 40VU.
(b) On the ground service panels of the hydraulic systems.
(2) Put the WARNING NOTICE(S) in the flight compartment to tell persons not to operate the logo light.

Subtask 33-47-00-010-051-A

D. Get Access

WARNING: YOU MUST PUT ON AND ATTACH A SAFETY HARNESS BEFORE YOU START WORK:

ON THE THS OR IN THE REAR FUSELAGE
ON TOP OF THE WINGS OR PYLONS.

WITHOUT A SAFETY HARNESS, YOU CAN FALL. THIS CAN KILL YOU OR CAUSE YOU INJURY.

(1) Put on and attach the HARNESS, SAFETY before you start work in the work area.
(2) Put the ACCESS PLATFORM 5M (16 FT) in position in zone 334AB for the left hand logo light and/or zone 344AB for the right hand logo light.

4. Procedure
Subtask 33-47-00-040-050-A ** ON A/C NOT FOR ALL

A. Deactivation of the Logo Light Lens (Cover)
(1) Remove the screws (1) and the logo light lens (2) with the sealing (3).

NOTE: It is not necessary to remove the logo light lamp. You must only remove the lens of the logo light.

(2) Clean the surface around the logo light hole with Textile-Lint free Cotton - (Material No.14SBA1) made moist with warm WATER - SOAPY SOLUTION .
(3) Dry the surface around the logo light hole with a clean Textile-Lint free Cotton - (Material No.14SBA1) .
(4) Apply Adhesive Film Tape-Erosion Protective Polyurethane - 0.36mm Legacy (Material No.05RQB9) or Adhesive Film Tape-- Aluminium Foil - (Material No.05RAB9) to cover the logo light hole.
(5) Make sure that the tape is correctly installed and has no bubbles, wrinkles or tears in it.
(6) Let the tape cure for a minimum of 15 minutes at a minimum temperature of 15 deg.C (59.00 deg.F).
(7) Record in the aircraft technical logbook that the logo light lens is deactivated.
(a) If non-transparent tape is installed, do not close the circuit breakers and go directly to the step to put the aircraft back to its initial configuration.
(b) If transparent tape is installed, go to the step for closing circuit breakers.

Subtask 33-47-00-040-050-C ** ON A/C NOT FOR ALL

A. Deactivation of the Logo Light Lens (Cover)
(1) Remove the screws (1) and remove the logo light lens (2).

NOTE: It is not necessary to remove the logo light LED module. You must only remove the lens of the logo light.

5. Close-up
Subtask 33-47-00-865-053-A

A. Close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
122VU	LIGHTING/LOGO/L	2LY	V03
122VU	LIGHTING/LOGO/R	1LY	V02

Subtask 33-47-00-942-055-A

B. Aircraft Maintenance Configuration
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the access platform(s).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.01 00:56:04 UTC