12-16-01
 ALL  ú ú 01 Page 301 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

SEE A
CONTAINERCAP
A

Windshield Washer Container - Servicing
Figure 301

CLAMP FASTENER
CLAMP
WASHER FLUID CONTAINER
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 12-16-01
 ALL  ú ú 01 Page 302 ú Oct 10/91
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A
747-400 MAINTENANCE MANUAL
 FLIGHT COMPARTMENT WINDOWS - SERVICING
______________________________________
 1.  General
_______
 A.  This section contains a task to clean the flight compartment windows.
 B.  Use this procedure to clean the flight compartment windows which have glass outer plies.
 TASK 12-16-03-103-001
 2.  Clean the Flight Compartment Windows
 A.  Consumable Materials
 (1)  
B00106 Chamois, Oil Tan Leather KK-C-300

 (2)  
G01989 Soap, Castile

 B.  Access
 (1)  Location Zone
 221 Flight Compartment, LH
 222 Flight Compartment, RH

 C.  Prepare To Clean The Windows.
 S 863-002
 WARNING: MAKE SURE THAT THE WINDOW HEAT SWITCHES ARE OFF AND THE CIRCUIT
_______ BREAKERS ARE OPEN. YOU CAN GET AN ELECTRICAL SHOCK IF YOU TOUCH THE WINDOWS.
 CAUTION: DO NOT DISTURB HEAT SENSOR WIRES WHEN CLEANING THE INTERIOR
_______ SURFACE. DISRUPTION MAY CAUSE THE CONNECTORS TO BECOME LOOSE AND OVERHEAT.
 (1)  
Make sure that the WINDOW HEAT switches are off.

 S 863-003

 (2)  
Open these circuit breakers:

 (a)  
P6 Main Power Distribution Panel
 1) 6B17 WINDOW HEAT 1R
 2) 6B34 WINDOW HEAT 1L
 3) 6E28 WINDOW HEAT 2L & 3R PWR
 4) 6E30 WINDOW HEAT 2R & 3L PWR

 (b)  
P180 DC Power Distribution Panel
 1) 180H12 WDO HEAT CONT 1R
 2) 180H26 WDO HEAT CONT 1L

 D.  Clean The Windows
 S 163-004
 (1)  Use a chamois to apply soap solution to the inner and outer surfaces of the window.
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 12-16-03
 ALL  ú ú 05 Page 301 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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747-400 MAINTENANCE MANUAL
 S 163-005
 (2)
Clean the windows with as light a pressure as possible.

 S 163-006

 (3)
Remove the soap solution from the windows with clean water.

 S 163-007

 (4)  
Wipe the window dry with a clean, damp chamois.

 E. Put The Airplane Back To Its Usual Condition.
 S 863-008
 (1)  Close these circuit breakers.
 (a)  
P6 Main Power Distribution Panel
 1) 6B17 WINDOW HEAT 1R
 2) 6B34 WINDOW HEAT 1L
 3) 6E28 WINDOW HEAT 2L & 3R PWR
 4) 6E30 WINDOW HEAT 2R & 3L PWR

 (b)  
P180 DC Power Distribution Panel
 1) 180H12 WDO HEAT CONT 1R
 2) 180H26 WDO HEAT CONT 1L

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 12-16-03
 ALL  ú ú 04 Page 302 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 PASSENGER WINDOWS - SERVICING
_____________________________
 1.  General_______
 A.  There are two tasks in this subject. The first task is the procedure to apply the antistatic solution to the passenger windows. The second is a procedure to clean the non-structural inner panes and outer panes of the windows.
 B.  This section applies to all of the passenger windows, the window plugs, and all of the entry door windows.
　
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