(b)
Remove the release paper from one side of the BMS 5-91 adhesive film and apply adhesive film to the rear of the placard. Trim the unwanted film.
(c)
Bond the adhesive film to the placard with heat as specified in the last step.
S 114-007
(7) Do these steps to clean aluminum surfaces immediately before you install the aluminum foil markers on the aluminum surfaces:
(a) Clean aluminum surfaces that have corrosion as follows:
1) Use a brush, rag, or sponge to clean the surfaces with a solution, by volume, of one-fourth corrosion remover (MIL-M-10578, Type II) and three-fourths water.
2) Let the solution stay on the surfaces for approximately one minute.
3) Rub the surface with a moist cheesecloth and then with a dry cheesecloth until the surface is dry and free of corrosion.
(b) If the aluminum surface has a heavy layer of grease, use a cheesecloth and clean with BMS 3-2 solvent.
S 114-008
(8) Do these steps to clean special surfaces immediately before you install aluminum foil markers:
(a)
Clean aluminized paint (EC-843) coated surfaces as follows: 1) Sand the surface with 180-grit, aluminum oxide, abrasive
paper.
2) Clean with BMS 3-2, Type I, solvent.
(b)
Clean cork surfaces as follows:
1) Lightly sand the surface with 180-grit, aluminum oxide, abrasive paper until you get a clean cork surface.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-10-14
ALL ú ú 01 Page 403 ú Mar 20/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
2) Rub the surface with a clean cheesecloth to remove all dust.
S 804-009
(9) Do these steps on cadmium-plated surfaces, laminated not painted polyester materials, laminated not painted phenolic materials, and laminated not painted rough surfaces:
(a)
Apply a light layer of BMS 5-14 adhesive to the cleaned surface.
(b)
Let the adhesive dry for 5 to 20 minutes. The adhesive must be tacky but will not bond to a clean finger when lightly touched.
S 804-010
(10) Do these steps on primed or painted rough interior surfaces:
NOTE: Do not use this procedure on external surfaces open to the
____
weather.
(a)
Apply a light layer of BMS 5-55 adhesive to the cleaned surface.
(b)
Let the adhesive dry for 5 to 20 minutes. The adhesive must be tacky but will not bond to a clean finger when lightly touched.
E. Install Aluminum Foil Marker
NOTE: Do not use an aluminum foil marker that is not flat or is damaged.
____ S 494-011
(1)
Use supports for surfaces of thin panels during the installation of markers.
S 214-012
(2)
Make sure the aluminum foil marker and the open surface are free of moisture.
S 804-013
(3)
During the installation of a large or complicated aluminum foil marker, keep a small section of backing attached.
NOTE: A small section of backing will help you to touch and move
____
the aluminum foil marker.
S 844-014
(4) To install a cellophane-backed aluminum foil marker, do these steps:
(a)
Put the aluminum foil marker in water (50°-120°F) for approximately 30 to 120 seconds.
(b)
Remove the aluminum foil marker from the water and remove unwanted water with a clean, dry cheesecloth.
(c)
With dry hands, move a finger across the edge of the aluminum foil marker and move back the cellophane.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-10-14 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 STANDARD PRACTICES - AIRFRAME(62)
