(d)
To clean cork surfaces, do these steps: 1) Lightly sand with 150-grit aluminum oxide abrasive paper
until you get a clean cork surface. 2) Remove sanding dust with a vacuum or a clean, dry cloth.
(e)
Clean all other surfaces with BMS 3-2 solvent.
S 804-003
(4) On cadmium-plated surfaces, laminated polyester materials that are not painted, and rough surfaces that are not painted, do these steps:
(a)
Apply a light layer of BMS 5-14 adhesive to the cleaned surface.
(b)
Let the adhesive dry for 5 to 20 minutes until surface is tacky but adhesive does not stay on you clean finger when you lightly touch it.
(c)
Continue to the applicable aluminum foil marker installation procedure.
S 804-004
(5) On primed or painted rough internal surfaces, do these steps:
NOTE: Do not use this procedure on external surfaces open to
____
weathering.
(a)
Apply a light layer of BMS 5-55 adhesive to the cleaned surface.
(b)
Let adhesive dry for 5 to 20 minutes until the surface is tacky but adhesive does not stay on your clean finger when you lightly touch it.
S 804-013
(6)
Support surfaces of thin panels while you apply aluminum foil markers.
(7)
Do not use a wrinkled, torn, or curled aluminum foil marker.
S 804-017
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-11-06
ALL ú ú 01 Page 403 ú Oct 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
(8) S 804-014Do not touch or contaminate adhesive on aluminum foil marker after you remove protective backing.
(9) S 804-015The aluminum foil marker and receiving surface must be free of moisture when you apply the aluminum foil marker.
S 804-016
(10)
When you apply a large or complicated aluminum foil marker, leave a small section of backing attached to help in handling and to give protection during application.
S 424-006
(11)
To install cellophane-backed aluminum foil marker, do these steps:
(a)
Put the aluminum foil marker in 50 to 120°F water for 30 to 120 seconds.
(b)
Remove aluminum foil marker from water and remove unwanted water with a clean, dry cloth.
(c)
With dry hands, rub a finger across one edge of the aluminum foil marker to move back the edge of the cellophane backing.
(d)
Carefully remove the backing from the aluminum foil marker.
S 424-007
(12) To install paper-backed aluminum foil marker, do these steps:
(a) Remove paper backing from the aluminum foil marker.
1) If the paper backing is cut, bend lightly along the cut line. Hold backing and remove it slowly from aluminum foil marker to prevent wrinkling.
2) If the paper backing is not cut, rub a finger across the edge of the aluminum foil marker to move back one edge of the paper backing.
NOTE: The backing possibly has a tab to help you remove
____ the backing.
S 424-008
(13) To install aluminum foil markers without self-contained adhesive, do the applicable steps:
(a)
On primed, painted, or plastic interior airplane surfaces not open to weathering, do these steps: 1) Apply a light layer of BMS 5-55 adhesive to the back of the
aluminum foil marker. 2) Let the adhesive dry until it is tacky but does not stay on your clean finger when you lightly touch it.
(b)
On bare metal surfaces, do these steps:
1) Apply a light layer of BMS 5-14 adhesive to the back of aluminum foil marker.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-11-06
ALL ú ú 01 Page 404 ú Oct 10/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
2) Let adhesive dry until it is tacky but does not stay on your clean finger when you lightly touch it.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 STANDARD PRACTICES - AIRFRAME(54)
