Removal of the Seat/Wall-Mounted Emergency-Exit Location-Light (BRUCE)

TASK 33-51-18-000-002-A
Removal of the Seat/Wall-Mounted Emergency-Exit Location-Light (BRUCE)

WARNING: ISOLATE THE ELECTRICAL CIRCUITS FROM THE RELATED EQUIPMENT AND THE ENVIRONMENT.

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

NOTE: The procedure is the same for all the seat-mounted emergency-exit location-lights.

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	SAFETY CLIP - CIRCUIT BREAKER

B. Referenced Information

REFERENCE	DESIGNATION
Seat/Wall-Mounted Emergency-Exit Location-Light ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 33-51-18-865-053-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	2WL	H06
49VU	LIGHTING/EMER LT/CABIN	1WL	H05

Subtask 33-51-18-860-051-A ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the EMER EXIT LT switch 4WL on the overhead panel 25VU is in the OFF position.
(2) Make sure that the LIGHT EMER pushbutton switch and its integral light on the forward attendant panel 120RH are off.

4. Procedure
Subtask 33-51-18-020-051-C ** ON A/C NOT FOR ALL

A. Removal of the Seat-Mounted Emergency-Exit Location-Light (BRUCE)
(1) Removal of the Light Assembly
(a) Release the attachment clip (1) and remove the light housing (2) from the passenger seat.
(b) Support the light housing (2) and disconnect the electrical connector (6) from the electrical connector (7).
(c) Remove the light assembly.
(2) Removal of the Bulb of the Light
(a) Release the attachment clip (1) and remove the light housing (2) from the passenger seat.
(b) Support the light housing (2) and pull the lampholder (5) out of the light housing (2).
(c) Remove the light housing (2).
(d) Remove and discard the O-ring (4) from the lampholder (5).
(e) Remove the bulb (3).

Subtask 33-51-18-020-053-A ** ON A/C NOT FOR ALL

B. Removal of the Wall-Mounted Emergency-Exit Location-Light (BRUCE)
(1) Removal of the Light Assembly
(a) Release the attachment clip (10) and remove the light housing (11) from the wall panel.
(b) Support the light housing (11) and pull the lampholder (14) out of the light housing (11).
(c) Remove the light housing (11).
(d) Remove and discard the O-ring (13) from the lampholder (14).
(2) Removal of the Bulb of the Light
(a) Release the attachment clip (10) and remove the light housing (11) from the wall panel.
(b) Support the light housing (11) and pull the lampholder (14) out of the light housing (11).
(c) Remove the light housing (11).
(d) Remove and discard the O-ring (13) from the lampholder (14).
(e) Remove the bulb (12).

[Rev.10 from 2021] 2026.04.01 00:57:31 UTC