(12)
Install the screws (1) in the inner cover plate (13) and the outer cover plate (3).
(13)
Install the screws (2) in the outer cover plate (3).
(14)
TORQUE the screws to 0.42 m.daN (37.16 lbf.in).
(15)
Apply a smooth layer of SEALANTS (Material No. 09-016) around the edges of the outer cover plate (3) and between the sides of the heated floor panel (4) and the floor.
Subtask 25-27-51-865-055
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
-1DS, 3DS, 11DS, 13DS Subtask 25-27-51-740-050
D. Do the BITE test of the heated floor panel system (Ref. TASK 25-27-00-740-001).
5. Close-up
________ Subtask 25-27-51-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
FOR 5DS, 6DS
(a) Install the door frame linings 231GX, 231KX (Ref. TASK 25-23-47-400-004) or 232GX, 232KX (Ref. TASK 25-23-47-400-009) as required.
(3)
FOR 15DS, 16DS
(a) Install the floor panel 251DG or 252DG as required (Ref. TASK 53-32-12-400-002).
(4)
Close the emergency exit door from the outside (Ref. TASK 52-22-00-410-002).
(5) Remove the access platform(s). Subtask 25-27-51-862-050
B. De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
FLOOR COVERING - DESCRIPTION AND OPERATION__________________________________________
1. General_______
R The floor covering is installed in the cabin. The cabin is divided into:
R - The passenger area
R - The utility (wet) areas.
2. Component Location__________________
R (Ref. Fig. 001)
3. Component Description_____________________
R A. The floor covering gives passenger-comfort, soundproofing and is the
R protection for the floor panels and the floor structure. The floor
R covering is slip-resistant and made of fire-resistant material.
R There is:
R - The textile floor covering (TF) in the passenger area
R - The textile floor covering (TF) / non textile floor covering (NTF) in
R the utility (wet) area.
R (Ref. Fig. 001)
R B. Passenger Area
R (Ref. Fig. 002)
R (1) The floor of the passenger area in the cabin has sections of textile
R floor covering on it.
R (a) Seat-Track Area:
R Spacer-strips are installed on the seat-tracks where they have a
R cover of textile floor covering.
R (b) Floor-Panel Area:
R Double-sided adhesive tape or dispersion-adhesive attaches the
R textile floor covering to the floor panels. The double-sided
R adhesive tape is installed around the outer edges of the textile
R floor-covering pieces. The dispersion-adhesive is on all
R bottom-surface of the textile floor covering.
R The tape is installed:
R - In the seat area 300 mm (11.8110 in.) apart
R - In the aisle area 100 mm (3.9370 in.) apart
R - In the seat area above the center wing box 100 mm (3.9370 in.)
R apart.
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25-28-00Page 1
Aug 01/05
R R General Arrangement of the Floor Covering Figure 001
EFF : ALL 25-28-00 Page 2 Aug 01/05
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R R Example of the Cabin Floor Covering Figure 002
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R (2) In the aisle area above the center wing-box, the textile floor
R covering is fully bonded. Plastic covers are installed on the seat
R rails. They make an overlap on the carpet and hold the carpet edges.
R They are installed to give a smooth surface to the carpet at the seat
R rails.
R C. Utility (Wet) Area
R (Ref. Fig. 002)
R (1) The floor of each cabin utility (wet) area has a cover of textile
R floor covering (TF) and/or non textile floor covering (NTF) . Floors
R in the galleys and near the passenger doors have usually a cover of
R NTF. The floor panels of the utility (wet) area have a layer of
R Adhesive Foil (MYLAR). This gives protection to the floor structure
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