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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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
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12-16-01
ALL ú ú 01 Page 302 ú Oct 10/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
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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