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A
747-400
MAINTENANCE MANUAL
Wingtip White Anti-Collision Light Installation
Figure 401
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B. Parts ~.............................................................................. | AMM | | AIPC | ................. ...........................| | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ...............................................................................| | 401 | 1 | Access Panel | 57-23-01 | 10 | 150 | | | 2 | Mounting Bolts | | | | | | 3 | Electrical Connector | | | | | | 4 | Strobe Light Assembly | | | | | | 5 | Wingtip Lens | | | | 2......…........…...................................…...........…......….......1
C. References
(1)
24-22-00/201, Manual Control
(2)
SSM, 33-44-02
D. Access
(1) Location Zone
538 Wingtip, Left
638 Wingtip, Right
E. Procedure
S 424-018
(1) Do these steps to install the strobe light assembly:
(a)
Clean the inner surface of the lens (5) with a lint free cloth.
(b)
Put the strobe light assembly (4) in its position on the mounting bracket and install the mounting bolts (2).
(c)
Connect the electrical connector (3).
(d)
Close the access panel (1).
S 714-019
(2) Do a test of the strobe light assembly:
(a)
Supply electrical power (Ref 24-22-00/201).
(b)
Remove the DO-NOT-CLOSE tag and close this circuit breaker:
1) P6 Main Power Distribution Panel a) 6L32 STROBE
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WARNING: DO NOT LET THE STROBE LIGHT FLASH DIRECTLY IN YOUR EYES.
_______ THE INTENSITY OF THE STROBE LIGHT CAN CAUSE DAMAGE TO YOUR EYES.
(c)
Put the Set STROBE switch on the P5 panel to ON.
(d)
Make sure the strobe light is on.
(e)
Put the STROBE switch on the P5 panel to OFF.
(f)
Make sure the strobe light is off.
S 864-021
(3) Remove electrical power if it is not necessary (AMM 24-22-00/201).
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747-400 MAINTENANCE MANUAL
WINGTIP STROBE LIGHT POWER SUPPLY - REMOVAL/INSTALLATION
________________________________________________________
1. General_______
A. This procedure contains these tasks:
(1)
A task for the removal of the power supply for the strobe light in the wingtip.
(2)
A task for the installation of the power supply for the strobe light in the wingtip.
TASK 33-44-06-004-001
2. Removal (Wingtip Strobe Light Power Supply) (Fig. 401)___________________________________________
A. References
(1)
24-22-00/201, Manual Control
(2)
27-81-00/201, Leading Edge Flap System
(3)
SSM 33-44-02
B. Access
(1) Location Zone
538 Wingtip - Left
637 Wingtip - Right
C. Procedure
S 864-023
(1) Do these steps to prepare for the removal of the power supply:
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