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MAINTENANCE MANUAL
B. Consumable Materials
(1)
B00137 Abrasive paper (120 grit or finer)
(2)
Adhesive, BMS 5-7 Type I or Type II
NOTE: You can use one of these adhesives:
____
(a)
A00165 EC1300-L (Type I)
(b)
A00929 EC2155 (Type II)
(3)
G00033 Cheesecloth BMS 15-5
(4)
Lining, Cargo - Flexible, Neoprene, B. F. Goodrich, FS 821 or FS 844
(5)
Pads - Steel wool
(6)
Solvent
NOTE: You can use one of these solvents:
____
(a)
B00111 Freon TF
(b)
B00093 Tetrachloroethylene O-T-236
(c)
B00090 1.1.1 Trichloroethane MIL-T-81533A
(7) G00843 Wipers - Clean, Lint-Free, Cotton
C. Access
(1) Location Zones
261 Passenger Cabin Fourth Door to Sta 2040, Left
262 Passenger Cabin Fourth Door to Sta 2040, Right
271 Passenger Cabin Sta 2040 to Sta 2360, Left
272 Passenger Cabin Sta 2040 to Sta 2360, Right
D. References
(1) 25-59-01/401, Main Deck Compartment Cargo Lining Panels
E. Procedure
S 028-037
(1)
Remove the cargo lining from the support structure if it is
necessary (Ref 25-59-01/401).
S 348-038
(2)
Use the abrasive paper or the steel wool pad to lightly rub the surface of the cargo lining.
NOTE: The surface of the cargo lining must be rubbed until it is
____
not glossy.
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MAINTENANCE MANUAL
(3) S 118-039Clean the surface of the cargo lining with a cheesecloth or wiper that is moist with the solvent.
(4) S 348-040Cut a patch of the same material as the cargo lining.
NOTE:____ The patch must extend around the damaged area by no less than 5/8 of an inch.
(5) S 348-041Mix the adhesive (BMS 5-7) fully before you use it.
NOTE:____ The adhesive must not be used if it is too thick.
(6) S 348-042Apply two thin, continuous layers of the adhesive to each mating surface of the patch and the cargo lining.
NOTE:____ The first layer of the adhesive must dry fully before you apply the second layer. The second layer of the adhesive must dry only until it is tacky.
(7) S 348-043Put the patch on the damaged area of the cargo lining while the adhesive is tacky.
NOTE:____ Sufficient pressure must be applied to the patch to make it bond correctly to the cargo lining. There must not be air bubbles between the patch and the cargo lining.
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747-400 MAINTENANCE MANUAL
S 348-044
(8) Let the adhesive dry fully for 10 to 15 minutes.
S 118-045
(9) Remove the unwanted adhesive from the repair surface with a
cheesecloth or wiper that is moist with the solvent.
NOTE:____ The solvent must not flow in the bond area.
S 428-046
(10) Install the cargo lining if you removed it to do the repair (Ref 25-59-01/401).
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