(a)
Remove the release paper from the rear of the placard.
(b)
Remove the release paper from one side of BMS 5-91 adhesive film and apply adhesive film to the rear of the placard. Remove unwanted film.
(c)
Bond the adhesive film to the placard with one of these steps: 1) Roll the placard on a hot roller laminator heated to 140°F. 2) Heat the placard to not more than 140°F with a dry air
blast or some other applicable heat source. Rub the release paper side with a cheesecloth.
D. Install the Placard
NOTE: If you install the new placard over a used placard or on the
____ cured adhesive from a used placard, steps 2 thru 4 and 8 are not necessary.
S 114-007
(1) Clean the surface with Freon, Naphtha, Isopropyl alcohol, or Ethyl alcohol. Dry thoroughly.
S 954-008
CAUTION:_______MAKE SURE THE MASKED AREA IS IN THE CORRECT LOCATION. YOU CAN REMOVE DRY ADHESIVE WITH NAPHTHA CLEANER. BUT IF YOU REMOVE CURED ADHESIVE, YOU WILL DAMAGE THE SURFACE.
(2)
Use masking tape to apply a mask to an area approximately 1/16 inch smaller than the placard. Or use a mask of the necessary size in the correct position.
S 354-009
(3)
Use a brush to apply one layer of adhesive to the area where the placard touches the surface.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-10-13
ALL ú ú 01 Page 402 ú May 20/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
(4) S 844-015Let the adhesive dry thoroughly (approximately 15 minutes).
(5) S 034-010Remove the masking tape or mask.
(6) S 034-011Remove the release paper from the placard.
(7) S 424-012Put the placard on the center of the surface and install. you remove air pockets during installation. Make sure
(8) S 424-013Rub down placard thoroughly with firm hand pressure and a cheesecloth pad.
(9) S 114-014If the primed surface shows around the placard, remove unwanted adhesive with naphtha cleaner.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
20-10-13
ALL ú ú 01 Page 403 ú Mar 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
ALUMINUM FOIL MARKERS - REMOVAL/INSTALLATION
____________________________________________
1. General_______
A. This procedure contains two tasks. The first task is the removal of aluminum foil markers. The second task is the installation of aluminum foil markers.
B. This procedure is optional for paper-backed, pressure-sensitive decals and placards.
C. Replace aluminum foil markers that have creases, damaged edges, or words that you cannot read.
D. Replace aluminum foil markers that are not satisfactorily bonded to external primed or painted surfaces.
E. Remove and replace aluminum foil markers that are not satisfactorily bonded to internal primed or painted surfaces.
F. Remove and replace aluminum foil markers that are not satisfactorily bonded to bare metal surfaces.
NOTE: For aluminum foil markers that you will install on textured
____ surfaces or that do not bond satisfactorily, you can use the procedure for pressure-sensitive placards. This gives a better installation (Ref 20-10-13, Removal/Installation).
G. Do not install aluminum foil markers on used aluminum foil markers. Remove the used aluminum foil marker and install the new aluminum foil marker.
TASK 20-10-14-004-001
2. Pressure Sensitive Placards - Removal_____________________________________
中國航空網(wǎng) www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機維護手冊 STANDARD PRACTICES - AIRFRAME(60)
