-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
**ON A/C 001-049, 051-099, 101-105, 151-156, 201-209,
25-28-42-991-006 Fig. 402 R **ON A/C 106-149, 157-199, 210-299, 301-399, 401-499,
25-28-42-991-006-A Fig. 402A
**ON A/C ALL
3. Job Set-up
__________
Subtask 25-28-42-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the ground service network is energized (Ref. TASK 24-41-00-861-002)
(2)
Make sure that the NTF area is free from equipment and furnishings.
(3)
Make sure that the electrical connectors of the floor path markings are disconnected (Ref. TASK 33-51-12-000-001)
4. Procedure
_________
Subtask 25-28-42-160-053
A. Preparation for Installation
**ON A/C 001-049, 051-099, 101-105, 151-156, 201-209,
(Ref. Fig. 401/TASK 25-28-42-991-001) R **ON A/C 106-149, 157-199, 210-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 25-28-42-991-001-A)
EFF : ALL
25-28-42Page 422
**ON A/C 001-049, 051-099, 101-105, 151-156, 201-209,
(Ref. Fig. 402/TASK 25-28-42-991-006)
R **ON A/C 106-149, 157-199, 210-299, 301-399, 401-499,
(Ref. Fig. 402A/TASK 25-28-42-991-006-A)
**ON A/C ALL
(1) Clean the seat tracks and the NTF-Covering installation area:
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
CAUTION : DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE
_______ MADE OF CARBONFIBER REINFORCED PLASTIC.
(a)
Clean the seat tracks (10), the component interface and the adjacent area with a CLEANING AGENTS (Material No. 11-004), a soft cotton cloth MISCELLANEOUS (Material No. 19-003) and a SCRAPER - NON METALLIC.
(b)
Make sure that the work area is free from dust and other particles. If necessary use a vacuum cleaner.
(2)
Do a visual inspection of the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(4)
Make sure that the lighting in the work area is bright.
(5)
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).
EFF : ALL
25-28-42Page 423
(6) Make sure that the ambient humidity in the work area is not more than
75 %.
NOTE : You must monitor the ambient temperature and the ambient
____ humidity of the work area with suitable instruments.
R **ON A/C 001-049, 051-099, 101-105, 151-156, 201-209,
Subtask 25-28-42-560-052
B. Installation of the Self-Adhesive Film to the new NTF-Covering Assy ("WULFMEYER" processed) attached with GFRP (Glass-Fiber-Reinforced-Plastic) (Ref. Fig. 401/TASK 25-28-42-991-001)
NOTE : Follow this procedure only when the NTF is attached to the GFRP.
____
NOTE : It is recommended that two persons do this procedure.
____
(1)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(2)
Installation of the self-adhesive Film BONDING AND ADHESIVE COMPOUNDS (Material No. 08-082) (2) to the new NTF (1) (GFRP attached):
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
(a)
Clean the component interface and/or the adjacent area. Use CLEANING AGENTS (Material No. 11-004).
(b)
Do a visual inspection of the component interface and/or the adjacent area.
(c)
Unwind 100 mm (3.9370 in.) of the new self-adhesive film (2) from the roll and remove the protective paper.
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