(2)  
IPC 33-11-11

 (3)  
SSM 33-11-01

 B.  Access
 (1)  Location Zone
 200 Flight Compartment

 C.  Removal Procedure
 S 862-002
 (1)  
Supply electrical power (Ref 24-22-00/201).

 S 862-003

 (2)  
Make sure these circuit breakers are closed:

 (a)  P6 Main Power Distribution Panel 1) 6L1 FLT DECK LIGHT STBY INST 2) 6L2 FLT DK LIGHT DOME 3) 6L3 FLT DK LIGHT STORM 4) 6E22 FLT DK LIGHTS PANEL CONT STAND 5) 6E26 FLT DK LIGHTS FLOOD PILOTS MAIN 6) 6E27 FLT DK LIGHTS FLOOD GLARESHIELD 7) 6F24 FLT DK LIGHTS DOME
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 33-11-11
 ALL  ú ú 01 Page 201 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 212-012
 (3)  Identify the defective floodlight lamps:
 (a)  
Set the STORM switch to ON.

 1)  The STORM switch is installed on module M7261 in the P5 panel.

 (b)  
Identify the floodlight lamps that do not come on.

 (c)  
Set the STORM switch to OFF.

 S 022-013
 (4)  Remove the defective floodlight:
 (a)  
Remove the screws that install the floodlight. 1) For the P10 lightshield, remove the floodlight screws from the top side of the lightshield. 2) For the P1 or P3 instrument panel, remove the floodlight screws from the bottom side of the lightshield.

 3)  For the P2 instrument panel, remove the floodlight screws from the bottom side of the glare shield.

 (b)  
Lower the light assembly.

 (c)  
Pull the floodlight wires from the panel access hole to get access to the wire connections.

 (d)  
Disconnect the floodlight wires from the airplane wires at the pin jacks.

 (e)  
Remove the floodlight.

 TASK 33-11-11-402-011
 3.  Pilots Panel Floodlight Installation____________________________________
 A.  References
 (1)  
24-22-00/201, Manual Control

 (2)  
IPC 33-11-11

 (3)  
SSM 33-11-01

 B.  Access
 (1)  Location Zone
 200 Flight Compartment

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 33-11-11
 ALL  ú ú 01 Page 202 ú Feb 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 C. Installation Procedure
 S 422-014
 (1)  Install the floodlight:
 (a)  
Connect the floodlight wires to the airplane wires at the pin jacks.

 (b)  
Push the airplane wire with pin jacks and the unwanted floodlight wire through the panel access hole.

 (c)  
Set the floodlight in its position on the panel.

 (d)  
Install the screws that attach the floodlight assembly to the panel.

 S 712-015
 (2)  Do a test of the floodlight:
 (a)  
Set the STORM switch to ON. 1) The STORM switch is on module M7261 in the P5 panel.

 (b)  
Make sure the replaced floodlight comes on.

 (c)  
Set the STORM switch to OFF.

 S 862-018
 (3)  Remove the electrical power if it is not necessary (Ref 24-22-00/201).
 TASK 33-11-11-962-019
 4.  Floodlight Lamp Replacement (Control Stand)___________________________________________
 A. References
 (1)  
24-22-00/201, Manual Control

 (2)  
IPC 33-11-11

 (3)  
SSM 33-11-01

 B. Access
 (1)  Location Zone
 200 Flight Compartment

 C. Replacement Procedure
 S 962-016
 (1)  Replace the lamp:
　
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