(a) Close each circuit breaker that was opened.
S 862-043
(3)
Set the switch to the on position.
(a)
Make sure the new lamp comes on correctly.
(b)
Set the switch to the off position.
(4)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 862-044
TASK 33-49-00-822-027
3. Logo Light - Adjustment (Ref. 201)
_______________________
A. References
(1) AMM 24-22-00/201, Manual Control
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH LOGO LIGHTS ú
33-49-00
ú ú 01 Page 204 ú Mar 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(2)
SSM 33-40-02
(3)
WDM 33-49-01
B. Access
(1) Location Zone
301 Left Wing Tip
401 Right Wing Tip
C. Procedure
S 862-024
(1) Supply electrical power (AMM 24-22-00/201).
S 862-025
WARNING: DO NOT TOUCH THE HOT LAMP WITH YOUR BARE HANDS.
_______
THE HEAT FROM A HOT LAMP CAN BURN YOUR SKIN.
(2)
At the overhead panel, P5, set the switch for the logo light to the on position.
S 822-028
(3)
Turn the adjustment screws until the light beam is pointed at the center of the vertical stabilizer.
(a) The adjustment screws move the light beam as follows: 1) The aft screw adjusts the forward and the aft movement of the light beam. 2) The two forward screws will adjust the light beam vertically.
3) Turn each of the screws in opposite directions equally to move the light beam vertically.
S 862-032
(4)
Set the switch to the off position.
(5)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 862-035
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH LOGO LIGHTS ú
33-49-00
ú ú 02 Page 205 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
LOGO LIGHT TRANSFORMER - REMOVAL/INSTALLATION
_____________________________________________
1. General
_______
A. This procedure contains these tasks for a logo light transformer (referred to as a transformer):
(1)
The removal of a transformer
(2)
The installation of a transformer.
B. There is a logo light and its transformer in each wingtip. You can see the transformer behind the forward point of the wingtip window.
C. The wingtip is sealed to stop fuel fumes and water.
D. To get access to the transformer, you remove the middle fairing which contains the window.
TASK 33-49-21-004-021
2. Logo Light Transformer Removal (Fig. 401)
______________________________
A. References
(1)
AMM 57-21-11/401, Removable Wing Tip
(2)
SSM 33-40-02
(3)
WDM 33-49-01
B. Access
(1)
Location Zone
301 Left Wing Tip
401 Right Wing Tip
(2)
Access Panels
7176 Left Wingtip Access Panel
7576 Right Wingtip Access Panel
C. Procedure
S 864-019
(1) Do one of these steps to remove electrical power from the logo light:
(a)
Open each applicable circuit breaker and attach a DO-NOT-CLOSE tag: 1) On the load control center, P18.
(b)
At the overhead panel, P5, set the switch to the off position and attach the DO-NOT-OPERATE tag.
S 014-018
(2) Get access to the transformer.
(a)
Remove the screws that hold the access panel below the wingtip and remove the panel.
(b)
Remove the forward and middle fairings (AMM 57-21-11/401).
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