S 348-137
(8)
Let the adhesive cure for 3 hours minimum.
TASK 25-01-12-308-001
3. Repair Decorative Surfaces___________________________
A. General
(1) This task contains instructions to repair decorative tedlar surfaces that have small scratches, small holes, and gouges.
NOTE: Make sure the area you want to repair is smaller than
____ 100 square inches. If the area is larger than 100 square inches, you must replace the part.
The repair depth cannot be larger than 0.10-inch in a tedlar-covered crushed-core panel that is 0.25-inch thick or more, or 0.005-inch deep in a panel that is less than 0.25-inch thick.
B. Standard Tools and Equipment
(1)
Heat Gun - 1200 to 1500 watts
(2)
Spray Gun - Paint
C. Consumable Materials
(1)
Adhesives
(a)
A00000 Filler - BMS 5-136, Ad Tech 15-3
(b)
A00032 BMS 5-127, Type II, Class 2, Bostik 7132 with Boscodur 24
(2)
Solvents
(a)
B00083 Aliphatic Naphtha, TT-N-95
(b)
B00148 Methyl Ethyl Ketone (MEK), TT-M-261
(3)
B00026 Buffing Compound - Learock S-30
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D.
E.
F.
G.
H.
A
737-300/400/500MAINTENANCE MANUAL
(4)
B00027 Optional to Learock S-30 : Learock 888
(5)
B00168 Paper - Abrasive, 400-600-grit
(6)
B00380 Paper - Abrasive, 240-320 grit
(a) Silk Screen Ink - BMS 10-73
1) C00367 Type I
2) C00368 Type II
(7)
C00801 Paint - Acrylic, clear - tartan
(8)
G00000 Laminate - Decorative Tedlar
(9)
G00000 Laminate - Flexible Decorative Tedlar
(10)
G00034 Cheesecloth - Lint-free
(11)
G00123 Tape - Masking, 1 or 2 inches wide, Permacel No. 94
(12)
G02022 Rubber - Silicone, Dow Corning Silastic RTV B
(13)
G02023 Wheel - Buffing, cotton flannel
(14)
G02024 Rubber - Silicone, RTV 93-079, clearReferences
(1)
AMM 20-11-27/201, Heat Guns, Soldering Guns and/or Soldering IronsAccess
(1)
Location Zone 200 Upper Half of the Fuselage
Repairs of Small Scratches and Unwanted Marks
S 348-002
CAUTION: DO NOT RUB THROUGH THE TEDLAR WHEN YOU REPAIR THE SMALL
_______ SCRATCHES OR UNWANTED MARKS. YOU WILL CAUSE MORE EXPENSIVE REPAIRS TO BE NECESSARY IF YOU RUB THROUGH THE TEDLAR.
(1)
Rub the surface lightly with the abrasive paper until the area is not rough.
S 348-003
(2)
Polish the damaged area with the buffing wheel and buffing compound
until the area is as glossy as the adjacent areas.Repairs of Glossy Areas
S 348-004
CAUTION:_______DO NOT RUB THE TEDLAR LAYER OFF THE SURFACE. IF YOU REMOVE THE TEDLAR LAYER, YOU MUST DO REPAIR WORK TO REPLACE THE TEDLAR.
(1) Use the buffing wheel until the area is glossy like the
adjacent areas.Repair the Pattern of the Tedlar
S 378-050
(1)
Apply silk screen ink of the correct color.
(2)
Let the ink air-dry for 15 minutes.
S 378-051
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A 737-300/400/500MAINTENANCE MANUAL
S 378-053
(3) To reduce the gloss of the silk screen ink, lightly apply the tartan clear acrylic with a spray gun.
I. Repair Small Holes and Gouges
S 348-007
(1) Apply BMS 5-136 filler to the area with damage.
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