(4)  
Pull up on the vinyl mat at the edges to release it from the floor.

 (5)  
Remove the vinyl mat.

 S 024-014
 S 024-015
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747-400
MAINTENANCE MANUAL

CARPET (REF)
THRESHOLD

Galley Area Floor Covering
Figure 401

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747-400
MAINTENANCE MANUAL

 TASK 25-27-02-404-019
 3.  Galley Floor Covering Installation (Fig. 401)__________________________________
 A. Consumable Materials
 (1)  B00148 Solvent - Methyl Ethyl Ketone - TT-M-261
 B. References
 (1)  
IPC 25-27-02

 (2)  
BAC5351 - Fabrication of Splice Joints

 C. Access
 (1)  Location Zone
 200 Upper Half Fuselage

 D. Procedure
 S 034-004
 (1)  Remove the dirt from the moisture barrier and the vinyl mat bottom.
 S 114-020
 WARNING: DO NOT GET SOLVENTS IN YOUR MOUTH, OR YOUR EYES, OR ON YOUR
_______ SKIN. DO NOT BREATHE THE FUMES FROM SOLVENTS. SOLVENTS ARE HAZARDOUS MATERIALS. SOLVENTS MAY BE FLAMMABLE OR HARMFUL TO THE ENVIRONMENT. REFER TO PRODUCT MATERIAL SAFETY DATA SHEETS (MSDS) AND LOCAL REQUIREMENTS FOR PROPER HANDLING PROCEDURES.
 (2)  
Clean the moisture barrier surface and the surface of the vinyl mat bottom with MEK, Isopropyl Alcohol, Ethyl Alcohol, or Naphtha.

 S 144-016

 (3)  
Remove the dried adhesive from the moisture barrier surface and the surface of the vinyl mat bottom.

 NOTE: Use rag, soft brush, or sponge to remove the dried adhesive.
____
 S 144-017
 (4)  
Dry the surfaces with clean cloth.

 (5)
Repair or install the moisture barrier if it is necessary.

 S 414-006
 NOTE: The necessary overlap at the splice locations is four inches.
____
 S 424-007
 (6)  Install the vinyl mat to the galley areas.
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747-400 MAINTENANCE MANUAL
 S 394-021
 (7)  Install the thresholds. NOTE: Apply the sealant around the edge of the vinyl mat.____
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747-400 MAINTENANCE MANUAL
 UPPER DECK FLOOR COVERING - REMOVAL/INSTALLATION
________________________________________________
 1.  General________
 A.  This procedure contains two tasks:
 (1)  
The first task is the removal of the upper deck floor covering.

 (2)  
The second task is the installation of the upper deck floor covering.

 B.  The doubleback tape is used to install the carpets and pads to the floor panels.
 C.  The thresholds and plastic covers are used at the carpet edges.
 TASK 25-27-05-004-001
 2.  Upper Deck Floor Covering Removal (Fig. 401)_________________________________
　
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