TASK 33-21-32-962-009
2. Window Reveal Light (In the Sidewall) - Lamp Replacement (Fig. 201)
________________________________________________________
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
SSM 33-21-00
(3)
WDM 33-00-01, Lamp Usage Chart
(4)
WDM 33-21-11 thru 33-21-99
B. Access
(1) Location Zone
100 Upper Half of Fuselage
C. Procedure
S 962-012
(1) Replace the lamp.
(a) Do one of these steps to remove electrical power from the light: 1) At the attendant's panel, set the switch to the off
position and attach the DO-NOT-OPERATE tag.
2) Open each applicable circuit breaker for the window reveal light and attach the DO-NOT-CLOSE tag: a) On the load control center panel, P18.
(b)
Remove the lens from the window reveal light. 1) Remove the retaining screws from the lens. 2) Lower the lens and turn it vertically. 3) Pull the lens away from the light.
(c)
Carefully replace the lamp.
NOTE: If the lamp has a cover or end caps, remove these parts
____ and install them on the new lamp.
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33-21-32
ALL ú ú 01 Page 201 ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 712-013
(2) Do a test of the new lamp.
(a)
Supply electrical power (AMM 24-22-00/201).
(b)
Remove each DO-NOT-OPERATE or DO-NOT-CLOSE tag. 1) Close each circuit breaker that was opened.
(c)
Set the switch to the on position. 1) Make sure the new lamp comes on correctly.
(d)
Set the switch to the usual position.
(e)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
(f)
Install the lens of the window reveal light. 1) Put the lens into the light with the inboard edge pointed up. 2) Turn the lens until the clips on the inboard edge of the
lens are on the inboard side of the sidewall panel. 3) Install the retaining screws.
TASK 33-21-32-962-014
3. Window Reveal Light (Above the Sidewall) - Lamp Replacement___________________________________________________________ (Fig. 201)
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
SSM 33-21-00
(3)
WDM 33-00-01, Lamp Usage Chart
(4)
WDM 33-21-11 thru 33-21-99
B. Access
(1) Location Zone
100 Upper Half of Fuselage
C. Procedure
S 962-036
(1) Replace the lamp.
(a) Do one of these steps to remove electrical power from the light: 1) At the attendant's panel, set the switch to the off
position and attach the DO-NOT-OPERATE tag.
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33-21-32
ALL ú ú 01 Page 202 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
PSU
(REF)
SIDEWALL LIGHT A-A
Window Reveal (Sidewall) Light - Lamp and Ballast Replacement
Figure 201 (Sheet 1)
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33-21-32
(SIDEWALL) LIGHTS IN THE SIDEWALL ú ú 01 Page 203 ú Nov 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
PSU
PASSENGER COMPARTMENT
(EXAMPLE)
SIDEWALL LIGHT BOLTS SIDEWALL LIGHT
ELECTRICAL
LAMP
CONNECTOR
SIDEWALL LIGHT B-B Window Reveal (Sidewall) Light - Lamp and Ballast Replacement Figure 201 (Sheet 2)
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