(i)
 Make the cut outs for the furnishing location points if
 necessary.

R  EFF : 106-149, 157-199, 210-299, 301-399, 25-28-42Page 440 401-499, Aug 01/05
 CES

 (3) Apply primer: NOTE : The following procedure is only applicable for PU or PVC
____ NTF-Covering. No It is not permitted to use it for silicone NTF.
 (a) Apply primer BONDING AND ADHESIVE COMPOUNDS (Material No. 08-057) into the space between the NTF-covering sheets and/or NTF-covering and interior equipment (toilet, galley, etc.).
 (4) Apply Sealant (15): NOTE : Refer to the color code table on sheet 2.
____
 (a) Apply a bead of sealant SEALANTS (Material No. 09-036) around the NTF assy (1), to the gap between the NTF panels and the gap between NTF and interior equipment. If necessary seal the gap around the floor path marking (Ref. TASK 33-51-12-400-001).
 (5)
 Installation of the Cover Strip (12):

 (a)
 Apply SPECIAL MATERIALS (Material No. 05-002) to the screws (11).

 (b)
 Install the cover strip (12) with the screws (11).

 (6)
 Installation of the threshold (14):

 (a)
 Apply SPECIAL MATERIALS (Material No. 05-002) to the screws (13).

 (b)
 Install the threshold (14) with the screws (13).

 (c)
 Apply a bead of sealant SEALANTS (Material No. 09-036) (15) around the threshold (14) and on the gap between the NTF assy and the interior equipment.

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 CES  **ON A/C ALL

 5. Close-up
________ Subtask 25-28-42-410-050
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Connect the electrical connectors of the floor path marking (Ref. TASK 33-51-12-400-001)

 Subtask 25-28-42-862-050
 B. De-energize the ground service network
 (Ref. TASK 24-42-00-862-001)

 EFF : ALL
25-28-42Page 442
May 01/05
R
 CES  EFF : ALL

R  TASK 25-28-42-000-005 
R  Removal of NTF (Welding Procedure) 
R  1. Reason for the Job__________________ 
R  Self Explanatory 
R  2. Job Set-up Information______________________ 
R  A. Fixtures, Tools, Test and Support Equipment 
R  -------------------------------------------------------------------------------
R  REFERENCE QTY DESIGNATION 
R  -------------------------------------------------------------------------------
R  No specific 1 SCRAPER - NON METALLIC 
R  B. Consumable Materials 
R  -------------------------------------------------------------------------------
R  REFERENCE DESIGNATION 
R  -------------------------------------------------------------------------------
R  Material No. 11-004 USA MIL-T-81533 
R  1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) 
R  (Ref. 20-31-00) 
R  C. Referenced Information 
R  -------------------------------------------------------------------------------
R  REFERENCE DESIGNATION 
R  -------------------------------------------------------------------------------
R  24-42-00-861-001 Energize the Ground Service Network from the External 
R  Power 
R  33-51-12-000-001 Removal of the Marking Light of the Floor-Proximity 
R  Emergency-Escape Path (LSI) 
R  25-28-42-991-011 Fig. 403 
R  25-28-42-991-012 Fig. 404

25-28-42Page 443
May 01/04

R  3. Job Set-up__________ 
R  Subtask 25-28-42-861-054 
R  A. Aircraft Maintenance Configuration 
R  (1) Energize the ground service network 
R  (Ref. TASK 24-42-00-861-001) 
R  Subtask 25-28-42-010-054 
R  B. Get Access 
R  (1) Disconnect the electrical connector of the floor path marking if 
R  necessary (Ref. TASK 33-51-12-000-001). 
R  4. Procedure_________ 
R  Subtask 25-28-42-020-052 
R  A. Removal of the NTF Assy 
R  (Ref. Fig. 403/TASK 25-28-42-991-011, 404/TASK 25-28-42-991-012) 
R  WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK_______ 
R  AREA WHEN YOU USE SPECIAL MATERIALS. 
R  IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH 
　
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