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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL

-5` +5`
LATCH RELEASE TEST
FORWARD FAIRING PRESSURE RELIEF DOOR

WASHER NUT (4 LOCATIONS) LATCH(4 LOCATIONS)
LATCH SECURED

LATCH RELEASED B-B Forward Fairing Pressure Relief Door Installation Figure 201 (Sheet 2)
A13472
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL

Forward Fairing Pressure Relief Door Installation
Figure 201 (Sheet 3)

G08764
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A 737-300/400/500MAINTENANCE MANUAL
 S 822-009-B00
 (9)  If the release force is in the limits, close the pressure relief door (AMM 54-31-01/401).
 TASK 54-33-01-002-010-B00
 3. Remove the Latch for the Pressure Relief Door
_____________________________________________
 A. References
 (1)  AMM 54-31-01/401, Nacelle Strut Access Panels
 B. Access
 (1)  
Location Zones
 500 Left Nacelle
 600 Right Nacelle

 (2)  
Access Panels 5741 Pressure Relief Door/Pressure Relief Structure - Left Nacelle

 5841  Pressure Relief Door/Pressure Relief Structure - Right Nacelle
 C. Procedure
 S 012-011-B00
 (1)  
If it is necessary, open the pressure relief door of the forward fairing (AMM 54-31-01/401).

 S 032-012-B00

 (2)  
Remove the screws, nuts, and washers at 4 locations that attach the latch to the pressure relief door.

 S 022-013-B00

 (3)  
Remove the latch from the pressure relief door.

 TASK 54-33-01-402-014-B00
 4. Install the Latch for the Pressure Relief Door
______________________________________________
 A. Access
 (1)  
Location Zones
 500 Left Nacelle
 600 Right Nacelle

 (2)  
Access Panels 5741 Pressure Relief Door/Pressure Relief Structure - Left Nacelle

 5841  Pressure Relief Door/Pressure Relief Structure - Right Nacelle
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 B. Procedure
 S 422-015-B00
 (1)  Do these steps to install the latch for the pressure relief door (Fig. 201):
 (a)  
Put the latch below the pressure relief door.

 (b)  
Align the latch holes with the door holes and the latch handle with the door cutout.

 (c)  
Install the screws, the washers, and the nuts (4 locations) to attach the latch to the pressure relief door.

 S 222-016-B00
 (2) Do a check that the latch is smooth with the outside surface.
 (a)  
The maximum distance permitted is |0.03 inch (|0.76 mm).

 (b)  
If the latch is not in the limits, replace the latch.

 S 222-017-B00
 (3)  
Make sure the distance between the latch handle and the door cutout is 0.03-0.06 inch (0.76-1.5 mm).

 S 222-018-B00

 (4)  
If the distance is not in the limits, remove material from the edge of the door as necessary to get the correct distance.

 S 822-019-B00

 (5)  
Make sure the latch does not have free play.

 (a)  If the latch has free play, do this task: Latch Free Play Adjustment.
　
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