56-21-00
 ALL  ú ú B01 Page 1 ú Mar 15/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
COMBINED 
SEAL/SPACER 
OUTER  MIDDLE 
WINDOWPANE  WINDOWPANE 
BEADS  BREATHER 
HOLE 
COMBINED SEAL/SPACER  WINDOW RETAINING CLIP 
PASSENGER  (10 LOCATIONS) 
WINDOW FRAME  SEE  A 

MIDDLE WINDOWPANE
WINDOW RETAINING CLIP (NYLON COATED)
WINDOW RETAINING CLIP A Passenger Cabin Structural Windows Figure 1
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 56-21-00
 ALL  ú ú B01 Page 2 ú Mar 15/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
OUTER 
PASSENGER  WINDOWPANE 
WINDOW FRAME 
SEAL ALIGNMENT TAB 
(6 LOCATIONS) 

A
737-300/400/500MAINTENANCE MANUAL
 PASSENGER CABIN WINDOWS - REMOVAL/INSTALLATION
______________________________________________
 1.  General_______
 A.  This procedure contains two tasks:
 (1)
The removal of a passenger cabin window

 (2)
The installation of a passenger cabin window.

 B.  When it is necessary to install a window plate (plug), do the passenger cabin window removal. To install the window plate (plug), refer to 56-21-11/401.
 TASK 56-21-00-004-001-B00
 2.  Removal of a Passenger Cabin Window___________________________________
 A.  References
 (1) 25-21-01/001, Passenger Cabin Lining and Insulation
 B.  Access
 (1)  Location Zone
 107 Forward Half of Cabin
 108 Aft Half of Cabin

 C.  Procedure
 S 014-002-B00
 (1)
Remove the sidewall lining (Ref 25-21-01/001)

 S 944-003-B00

 (2)
Put a plastic sheet on the window to prevent scratches.

 S 024-004-B00

 (3)
Remove the window assembly from the window frame (Fig. 401).

 (a)
Remove the screws and the clips.

 (b)
Pull the window from the frame.

 (c)
Look for damage on the window seal.

 (d)
Remove the seal if it has damage.

 TASK 56-21-00-404-005-B00
 3.  Passenger Cabin Window Installation___________________________________
 A.  Consumable Materials
 (1) G00034 Cheesecloth or equivalent
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 56-21-00
 ALL  ú ú B01 Page 401 ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
 B.
C.
D.
A
737-300/400/500MAINTENANCE MANUAL
 (2)  
B00083 Aliphatic Naphtha - TT-N-95A

 (3)  
G01989 Castile soap

 (4)
G00073 Antistatic - (Windows), Activol 139 OMReferences

 (1)  
12-16-03/301, Passenger Compartment Windows

 (2)
25-21-01/001, Passenger Cabin Lining and InsulationAccess

 (1)  
Location Zone 107 Forward Half of Cabin 108 Aft Half of Cabin

Procedure
 S 434-006-B00
 (1)  Put the window assembly together.
 (a)  
Clean the surfaces of the seal and the window frame with the aliphatic naphtha.

 (b)  
Apply the antistatic agent to the windowpanes
 (Ref 12-16-03/301).

 (c)  
Assemble the windowpanes: 1) Make sure the part number on the outer windowpane is at the top of the pane. 2) Make sure the breather on the middle windowpane is at the

 bottom of the windowpane. 3) Assemble the two windowpanes with the seal and spacer.
 S 164-007-B00
 (2)  Apply a mixture of castile soap and water to the edge of the seal.
 NOTE: If the soap comes in contact with the window, you should wipe
____ the soap from the window immediately. the combination of extended soap contact and extended sun exposure can cause the window to craze.
　
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