Removal of the Map Table Light Rheostats

TASK 33-12-18-000-001-A
Removal of the Map Table Light Rheostats

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.

ZONE: 211
ZONE: 212
FIN: 39LE ** ON A/C NOT FOR ALL
FIN: 40LE ** ON A/C NOT FOR ALL

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. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT

C. Referenced Information

REFERENCE	DESIGNATION
Captain/First Officer Contol Box of the Reading Lights

3. Job Set-up
Subtask 33-12-18-865-050-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
FOR FIN: 41LE (LIGHTMAP TABLE, CAPT)
122VU	LIGHTING/FLOOD/CAPT/SIDE	5LE	Z05
FOR FIN: 42LE (LIGHTMAP TABLE, F/O)
122VU	LIGHTING/FLOOD/F/O/SIDE	4LE	Z06

4. Procedure
Subtask 33-12-18-020-050-A ** ON A/C NOT FOR ALL

A. Removal of the Map Table Light and Control Box
(1) Remove the control box:
(a) Remove the button (5) of the rheostat.
(b) Remove the screw (6) and the cover (4).
(c) Disconnect the cable (2).
(d) Remove the four attaching screws (14) and the four washers (13).
(e) Pull the control box holder (12) out of its housing.
(f) Disconnect the female terminal lugs (16) from the male terminal lugs (15).
(2) Remove the Map Table Light:
(a) Remove the screw (10).
(b) Remove the cover (9).
(c) Remove the screws (7) and (8).
(d) Remove the support (11) of the reading light with the cable (2).

[Rev.10 from 2021] 2026.04.01 00:52:43 UTC