Installation of the Service Area Light

TASK 33-31-11-400-002-A
Installation of the Service Area Light

FIN: 4LJ
FIN: 5LJ

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.06AEA1)	Polysulfide Sealant-Low Adhesion Brushable -
(Material No.06LCG9)	Non Hardening Jointing Putty-Medium Temp. Area - -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
312AR

D. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
9	SEAL	AIPC 33-31-11-01-030

E. Referenced Information

REFERENCE	DESIGNATION
TASK 33-31-00-710-001-A	Operational Test of the Service Area Lighting
Service Area Light ** ON A/C NOT FOR ALL
Service Area Light ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 33-31-11-865-069-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2001VU	LIGHT-SEC19	1LJ	E07
** ON A/C NOT FOR ALL
2001VU	LIGHT/SEC19	1LJ	E07

Subtask 33-31-11-860-051-A ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE is in position below the access door at zone 312.
(2) Make sure that the access door 312AR is open.
(3) Make sure that the switch 3LJ at zone 312 is set to the OFF position.

4. Procedure
Subtask 33-31-11-910-051-A ** ON A/C NOT FOR ALL

A. Preparation for Installation
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Apply the Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) to the mating surface of the service area light (4).
(4) Apply the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the washers (5) and the screws (6).

Subtask 33-31-11-420-052-A ** ON A/C NOT FOR ALL

B. Installatiom of the Service Area Light and the Lamp
(1) Install the lamp:
(a) Install the lamp (10) in the housing (11).
(b) Install the new AIPC 33-31-11-01-030 SEAL (9), the lens (8) and the grid-screen (7) with the screws (12) on the housing (11).
(2) Install the service area light:
(a) Remove the CAP-BLANKING from each electrical connector and receptacle.
(b) Hold the service area light (4) and install the electrical connections (1) with the washers (2) and the nuts (3).
(c) Install the service area light (4) with the washers (2) and the screws (6).

Subtask 33-31-11-910-051-B ** ON A/C NOT FOR ALL

C. Preparation for Installation
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Apply the Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the screws (1) and the washers (2).

Subtask 33-31-11-420-052-B ** ON A/C NOT FOR ALL

D. Installation of the Service Area Light

WARNING: MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT. UNWANTED ELECTRICAL POWER CAN BE DANGEROUS.

(1) Remove the CAP-BLANKING from each electrical connector and receptacle.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Connect and safety the electrical connectors (5) and (6).
(4) Put the service area light (3) in the correct installation position at the structure (4).
(5) Install the washers (2) and the screws (1) and tighten.

Subtask 33-31-11-865-075-A

E. 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
2001VU	LIGHT-SEC19	1LJ	E07
** ON A/C NOT FOR ALL
2001VU	LIGHT/SEC19	1LJ	E07

Subtask 33-31-11-710-051-A

F. Do the operational test of the service area light (Ref. AMM TASK 33-31-00-710-001).

5. Close-up
Subtask 33-31-11-410-052-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the access door 312AR.
(3) Remove the access platform(s).

[Rev.10 from 2021] 2026.04.01 00:54:15 UTC