Replacement of the Non-Textile Floor Covering (NTF) in the Lavatories

TASK 25-28-42-960-001-A
Replacement of the Non-Textile Floor Covering (NTF) in the Lavatories

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ROLLER - RUBBER
No specific	AR	SCRAPER - NON METALLIC
No specific	AR	VACUUM CLEANER

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.05NCA2)	Adhesive Transfer Tape-Non Textile Floor - -
(Material No.05RDA1)	Adhesive Film Tape-Masking - -
(Material No.06BQD1)	Silicone Sealant-Non Textile Floor Jointing One part -
(Material No.06PBG1)	Adhesion Promoter-For Silicone Sealant - -
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
Non-Textile Floor Covering (NTF) in the Lavatories

3. Job Set-up
Subtask 25-28-42-861-056-A

A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

4. Procedure
Subtask 25-28-42-020-055-A

A. Removal of the NTF

Non-Textile Floor Covering (NTF) in the Lavatories

(1) Remove the sealant (3) around the NTF (1) with a SCRAPER - NON METALLIC.
(2) Make sure that you do not damage the lavatory floor pan when you remove the NTF.
(3) Carefully lift a corner of the NTF (1) and pull it from the floor panel.
(4) Remove the NTF (1) and the adhesive film (2) with a SCRAPER - NON METALLIC and Non Aqueous Cleaner-General - - (Material No.08BAA9) and discrad them.

Subtask 25-28-42-160-059-A

B. Preparation for Installation
(1) Clean the component interface and the adjacent area with a SCRAPER - NON METALLIC, Non Aqueous Cleaner-General - - (Material No.08BAA9) and a Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Use a VACUUM CLEANER to clean the work area from dust and other particles.
(3) Make sure that the lighting in the work area is bright.
(4) Make sure that the ambient temperature in the work area is between 18 deg.C (64.40 deg.F) and 30 deg.C (86.00 deg.F).
(5) Make sure that the ambient humidity is not more than 75%.

NOTE: You must monitor the ambient temperature and the ambient humidity in the work area with applicable instruments.

Subtask 25-28-42-420-060-A

C. Installation of the new NTF

Non-Textile Floor Covering (NTF) in the Lavatories

(1) Make sure that the distance "A" is between 1 mm (0.04 in.) and 2 mm (0.08 in.).
(2) Cut the NTF (1) to the correct dimension.
(3) Install the adhesive film Adhesive Transfer Tape-Non Textile Floor - - (Material No.05NCA2) (2) to the NTF (1).
(4) Remove the protective foil from the adhesive film (2).
(5) Install the NTF (1) to the lavatory floor pan with a light pressure of your hand.
(6) Make sure that the position of the NTF (1) is correct.
(7) Move a ROLLER - RUBBER forward and backward on the NTF (1) to make sure that it is correctly attached to the lavatory floor pan.
(8) Sealing of the Edges of the NTF:

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(a) Apply primer Adhesion Promoter-For Silicone Sealant - - (Material No.06PBG1) to the edges of the NTF (1).
(b) Apply masking tape Adhesive Film Tape-Masking - - (Material No.05RDA1) around the area you want to seal.
(c) Apply the sealant Silicone Sealant-Non Textile Floor Jointing One part - (Material No.06BQD1) (3) on the primer.
(d) Remove unwanted sealant with a SCRAPER - NON METALLIC immediately.
(e) Remove the masking tape.
(9) Make sure that the work area is clean and clear of tools and other items.

5. Close-up
Subtask 25-28-42-862-056-A

A. De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.03.31 23:33:19 UTC