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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757
MAINTENANCE MANUAL

 S 834-048
 (5)  
Apply a thin continuous coat of BMS5-95, Class B adhesive to the structure.

 S 834-049

 (6)  
Make sure enough adhesive is applied to completely wet the surface of the insulation blanket stud surface.

 S 834-007

 (7)  
Press the insulation blanket stud into position. Apply sufficient pressure to ensure contact to mating surface.

 S 394-008

 (8)  
Apply sealant to bond the material to the dripshield.

 S 834-009

 (9)
Install fire blocking to dripshield so it is firmly in place.

 NOTE: Sealing tape, BMS5-146, may be used to hold the fire
____ blocking material in place while the sealant cures. It may be left in place permanently. It cannot be used instead of the sealant.
 F. Install sidewall fire blocking
 S 164-012
 (1)  
Clean the dripshield.

 S 834-013

 (2)  
Cut the fire blocking material to the necessary size.

 S 834-014

 (3)  
Wrap the fire block material around the dripshield so it overlaps the drip shield at least 1.5 inches (38.1 mm).

 NOTE: The material should extend at least 0.85 inches (21.59 mm)
____
 past the fasteners.

 S 834-015
 (4)  Attach the fire block material to dripshield.
 NOTE: If rivet and washer combination is used to attach fire block
____ material, apply BMS5-63 sealant on rivet heads.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757 MAINTENANCE MANUAL
 S 834-016
 (5)  
Punch holes in fire block material to match location of existing holes in insulation blanket.

 S 424-031

 (6)  
Attach the fire block material at existing insulation blanket stud locations.

 S 434-050

 (7)  
Trim the material to fit.

 NOTE: The minimum edge margin between attachment points and the
____ edge of the material is 0.85 inch (21.59 mm).
 G. Install the aft edge dripshield fire blocking
 S 834-018
 (1)  
Clean the dripshield.

 S 834-019

 (2)  
Cut the fire blocking material to the necessary size.

 S 424-032

 (3)  
Attach the fire block material to the dripshield.

 NOTE: If a rivet and washer combination is used to attach fire
____ block material, apply BMS5-63 sealant to the rivet head.
 S 864-033
 (4)  
Punch holes in fire block material to match location of existing holes in insulation blanket.

 S 424-035

 (5)  
Attach the fire block material at existing insulation blanket stud locations.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 25-14-01
 ALL  ú ú 01 Page 409 ú Sep 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 434-051
 (6)  
Wrap the material around the blanket and tuck it behind the blanket.

 S 434-052

 (7)  
Use the existing blanket studs to secure both layers of the
 material.

 S 434-036

 (8)  
Trim the material to fit.

 NOTE: The minimum edge margin between attachment points and the
____ edge of the material is 0.85 inch(21.59 mm).
 H. Put the airplane back to its normal condition.
 S 864-037
 (1)  
Put the circuit breaker panel doors in their correct position on the overhead panel.

 S 424-038

 (2)  
Install the connector bracket.

 S 424-039

 (3)  
Connect the electrical connectors to the bracket next to the circuit breaker panel.
　
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