D. Procedure
S 028-006
(1)
Remove and discard all loose or damaged tape.
S 168-034
(2)
Clean the damaged area with a clean cheesecloth that is moist with solvent, Series 89 (AMM 20-30-89/201).
S 168-035
(3)
Dry the area with a clean dry cheesecloth before the solvent dries.
S 168-036
(4)
Clean the area again to fully remove the dirt, oil, paint, and other unwanted materials.
NOTE: A clean surface is necessary for a good bond.
____
S 428-008
(5) Apply new tape.
NOTE:____Do not use the old tape again. If you use the tape again, it will not have a satisfactory bond.
TASK 25-52-60-348-044
3. Permanent Repairs to the Flat or Slightly Curved Liners_______________________________________________________
A. General
(1)
The permanent repairs contain several alternatives. It is only necessary to use one of the these alternatives.
(2)
Use the applicable consumable materials that are necessary for the repair procedure you use.
B. Standard Tools and Equipment
(1) Knife or scissors (commercially available)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
25-52-60
ALL ú ú 01 Page 802 ú Jul 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
C.
D.
E.
F.
A
737-300/400/500MAINTENANCE MANUAL
Consumable Materials
(1)
Abrasive paper (80-grit) - commercially available
(2)
B00065 Alcohol - denatured
(3)
Use the materials that follow for the bonded patch with screws repair procedure:
(a)
A00016 Adhesive - film, BMS 5-91, Type I, II, or III
(b)
Screws - Steel Sheet Metal, 0.164 inch diameter (U.S. size No. 8) x 3/16 inch long (commercially available)
(c)
G02163 Liner - Glass Fiber - Reinforced Phenolic Laminate, BMS 8-223 Grade B
(d)
G01338 Tape - 3M 367-FR (3 inches wide)
(4)
Use the materials that follow for the Thermion Repair System:
(a)
Patch Kits - Thermion Heat Resistant, P/N 9290-1 thru -7, Supplier: Thermion Inc.
(b)
A01016 Epoxy - Master bond high tempeature, EP65HT-1
(5)
Use the materials that follow for the Akro Fireguard System:
(a)
Patch kits - Akro quick setting epoxy, Supplier - Akro Fireguard Products, Inc.
(b)
Speed patch - self-adhesive, P/N AF 844, AF 848, or AF 888.
Supplier: Akro Fireguard Products INC.References
(1)
AMM 25-52-65/401, Cargo Compartment Ceiling Lining
(2)
AMM 25-52-73/401, Cargo Compartment Sidewall Lining
(3)
AMM 25-52-81/401, Cargo Compartment Bulkhead LiningAccess
(1)
Location Zones 208 Forward Cargo Compartment 218 Aft Cargo Compartment
Procedure - Repair the Cargo Liners with Screws and a Bonded Patch
S 348-059
(1) Make a fiberglass patch with the same thickness as the liner being repaired.
NOTE: The patch should make a minimum of a 2-inch overlap on
____ the area that is not damaged. For example, the patch dimension that is necessary for a 1.5-inch diameter hole would be 5.5-inch diameter.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
25-52-60
ALL ú ú 02 Page 803 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 128-060
(2)
Rub the back of the patch with abrasive paper.
S 168-062
(3)
Clean all of the surfaces using denatured alcohol to remove the loose particles.
S 348-063
(4)
Apply adhesive, BMS 5-91, to the back of the patch.
S 348-064
(5)
Put the patch over the center of the damaged area.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：737-300 400 500 AMM 飞机维护手册 EQUIPMENT/FURNISHINGS(134)
