52-41-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
B48274
A
737-300/400/500MAINTENANCE MANUAL
 GALLEY SERVICE DOORS - INSPECTION/CHECK
_______________________________________
 1.  General_______
 A. This procedure contains two tasks:
 (1)  
A visual examination of the service doors

 (2)  
A task to examine the pads and the frames in the opening of the forward door.

 TASK 52-41-00-206-001-B00
 2.  Galley Service Door Examination_______________________________
 A. General
 (1)  
If a step in this procedure does not tell you differently, it is for the two doors.

 B.
Standard Tools and Equipment

 (1)  
Maintenance stand

 C.
References

 (1)  
AMM 52-41-31/401, Galley Service Door Lining and Insulation

 (2)  
IPC 52-40-04 Fig 1 (Forward Galley Service Door)

 (3)  
IPC 52-40-05 Fig 1 (Aft Galley Service Door)

 D.
Access

 (1)  
Location Zone
 106 Forward Galley Service Door
 112 Aft Galley Service Door

 (2)  
Access Panel
 4701R Forward Galley Door
 4301R Aft Galley Door

 E.
Procedure

 (1)  
Put a maintenance stand adjacent to the galley service door (door).

 (2)  
Open the door.

 S 496-003-B00
 S 866-004-B00
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737-300/400/500MAINTENANCE MANUAL
 S 016-005-B00
 (3)  
Remove the door lining and insulation (AMM 52-41-31/401).

 S 216-006-B00

 (4)  
Visually examine the door structure and mechanism.

 (a)  
Examine the external skin.
 1) Look for cracks.
 2) Look for corrosion.

 (b)  
Examine the internal skin.
 1) Look for cracks.
 2) Look for corrosion.

 (c)  
Examine the hinge fairings.
 1) Look for loose fasteners.
 2) Look for fasteners that are not there.

 (d)  
Examine the internal frames and brackets.
 1) Look for cracks.
 2) Look for corrosion.
 3) Look for loose fasteners.

 (e)  
Examine the housing of the handle mechanism. 1) Look for cracks. 2) Look for corrosion. 3) Look for loose fasteners.

 (f)  
Examine the window.
 1) Look for cracks.

 (g)  
Examine the window frame.
 1) Look for cracks.
 2) Look for corrosion.

 (h)  
Examine the mechanism that operates the door. 1) Look for cracks. 2) Look for corrosion. 3) Look for worn areas. 4) Look for loose fasteners.

 (i)  
Examine the latches and the latch rollers.
 1) Look for cracks.

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737-300/400/500MAINTENANCE MANUAL
 2) Look for corrosion.
 3) See that the latch rollers are clean and move easily.

 (j)  
Examine the door stop pins and the door stop fittings. 1) Look for cracks. 2) Look for corrosion. 3) See that the stop fittings are clean.

 (k)  
Examine the drain holes.
 1) Look for blockage.

 S 216-007-B00
 (5)  
Visually examine the door seals.

 (a)  
Look for cracks.

 (b)  
Look for tears.

 (c)  
Look for holes.

 S 226-016-B00
 (6)  
Examine the top and bottom guide plates and guide rollers.
　
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