(2)
 Install the washers (22).

 (3)
 Install the screws (21) and TORQUE to between 0.30 and 0.40 m.daN

 (26.54 and 35.39 lbf.in).

 (4)
 Install the cords (4) MISCELLANEOUS (Material No. 19-027) in the joints between the floor panels (2). Make a loop at the end of the cord for the subsequent removal procedure.

 (5)
 Make sure that the clipnuts (24) are installed on the panels (25).

 EFF : ALL

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 Subtask 53-12-12-914-050
 C. Application of the Sealants
 **ON A/C 001-003,

 (Ref. Fig. 402/TASK 53-12-12-991-001-B)
 **ON A/C 051-053,

 (Ref. Fig. 402A/TASK 53-12-12-991-001-D) R **ON A/C 054-099, 106-149, 155-199, 201-299, 301-399, 401-499,
 (Ref. Fig. 402B/TASK 53-12-12-991-001-A)
 **ON A/C 001-049, 101-105, 151-154,
 Post SB 53-1143 For A/C 001-003,

 (Ref. Fig. 402C/TASK 53-12-12-991-001-C)
 **ON A/C ALL

 (1) Apply SEALANTS (Material No. 09-016) in the joints between the floor panels (2).
 **ON A/C 051-051,
 Subtask 53-12-12-420-051
 D. Installation of the panel 231AF
 (Ref. Fig. 404/TASK 53-12-12-991-002)

 (1)
 Put the panel (3) in position.

 (2)
 Install the screws (2) and the nuts (1).

 (3)
 TORQUE the screws (2) to between 0.30 and 0.40 m.daN (26.54 and 35.39 lbf.in)

 (4)
 Close the panel (3).

 EFF : ALL

53-12-12Page 423

 **ON A/C ALL

 Subtask 53-12-12-420-054
 E. Installation of the Angles at FR16 and FR20
 (Ref. Fig. 401/TASK 53-12-12-991-004)

 (1)
 Apply SEALANTS (Material No. 09-018) on the surface of the angles (1) and (6) that touches the metal surface of the cabin floor.

 (2)
 Install the angles (1) and (6).

 (3)
 Install the washers (2) and (4) and the screws (3) and (5) and tighten them.

 (4)
 Remove the unwanted sealant with MISCELLANEOUS (Material No. 19-003).

 5. Close-up
________ Subtask 53-12-12-420-052
 A. Installation of the Component
 (1)
 Install the non-textile floor covering (Ref. TASK 25-28-42-400-001).

 (2)
 Install the textile floor covering (Ref. TASK 25-28-41-400-001).

 (3)
 Install the galleys (Ref. TASK 25-31-41-400-001), (Ref. TASK 25-31-41-400-002) and (Ref. TASK 25-32-41-400-001), if removed.

 (4)
 Install the toilets (Ref. TASK 25-41-41-400-001), (Ref. TASK 25-41-42-400-001), (Ref. TASK 25-41-44-400-001) and (Ref. TASK 25-32-41-400-001), if removed.

 **ON A/C 001-001,
 Post SB 53-1129 For A/C 001-001,
 Subtask 53-12-12-210-055

 B. Inspection of the anti-slip strips on the pax door sills
 (1) Examine the anti-slip strips on the pax door sills. If the anti-slip strips are damaged, do the steps that follow:
 (a) Remove the anti-slip strips with a non metallic scraper.
 EFF : ALL

53-12-12Page 424
Aug 01/05
R
 CES

 (b)
 Clean the area between the anti-slip strips and the panels with CLEANING AGENTS (Material No. 11-016) and a MISCELLANEOUS (Material No. 19-003).

 (c)
 Install the anti-slip strips from self-adhesive anti-slip surfacing BONDING AND ADHESIVE COMPOUNDS (Material No. 08-064).

 **ON A/C ALL
 Subtask 53-12-12-942-050
 C. Close Access
 (1)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.

 (2)
 Close the FWD passenger/crew door 831 (841) (Ref. TASK 52-10-00-410-001).

 (3)
 Remove the access platform(s).

 EFF : ALL

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Aug 01/05
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 CES

 PANELS - AVIONICS COMPARTMENT FLOOR - REMOVAL/INSTALLATION
__________________________________________________________
 TASK 53-12-13-000-001 Removal of the avionics compartment floor panels
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
　
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