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A
747-400 MAINTENANCE MANUAL
(g)
Make sure the light is on.
WARNING:_______DO NOT TOUCH THE LAMP WITH YOUR BARE HANDS. HEAT FROM THE LAMP WILL BURN YOUR HANDS.
(h)
Adjust the lamp until the center of the light beam points to the aft corner of the wingtip.
(i)
Tighten the four screws on the lamp bracket.
(j)
Put the WING switch to OFF.
(k)
Make sure the light is off.
(l)
Put the lens on the light assembly and tighten its screws.
(m)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
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747-400 MAINTENANCE MANUAL
WING ILLUMINATION LIGHTS - ADJUSTMENT/TEST
__________________________________________
1. General_______
A. This procedure contains a task to do an operational test of the wing illumination lights.
TASK 33-41-00-705-001
2. Operational Test (Wing Illumination Lights)___________________________________________
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
IPC 33-41-10
(3)
SSM 33-41-10
B. Access
(1) Location Zone 200 Exterior Fuselage Left/Right Above Wing Leading Edge
C. Procedure
S 865-002
(1)
Supply electrical power (AMM 24-22-00/201).
S 865-003
(2)
Make sure this circuit breaker is closed:
(a) P6 main power distribution panel
1) 6L33 WING ILLUM LTS
(3)
Put the WING switch on the P5 panel to ON.
(4)
Make sure the lights on each side of the airplane are on.
S 715-009
(5)
Make sure the beam of each light is pointed at the aft corner of the wingtip.
(6)
Put the WING switch on the P5 panel to OFF.
S 865-004
S 715-008
S 865-006
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A 747-400 MAINTENANCE MANUAL
(7) S 715-010Make sure the lights on each side of the airplane are off.
(8) S 865-007Remove electrical power if it is not necessary (AMM 24-22-00/201).
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747-400 MAINTENANCE MANUAL
WING ILLUMINATION LIGHT TRANSFORMER - REMOVAL/INSTALLATION
__________________________________________________________
1. General_______
A. This procedure contains these tasks:
(1)
A task for the removal of the transformer for the wing illumination lights.
(2)
A task for the installation of the transformer for the wing illumination lights .
TASK 33-41-01-004-001
2. Transformer Removal (Fig. 401)___________________
A. References
(1)
AIPC 33-41-10
(2)
AMM 24-22-00/201, Manual Control
(3)
AMM 25-52-01/401, Containerized Cargo Compartment Ceiling and Sidewall Linings
(4)
SSM 33-41-10
B. Access
(1) Location Zone
100 Forward Cargo Compartment Overhead
C. Procedure 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 灯 LIGHTS(79)
