BLANKET OPENINGS FOR SYSTEM (TUBING, ETC)

MAKE THE FASTENER TAB FROM THE INBOARD AND
OUTBOARD COVER, PLUS ONE LAYER OF BMS 8-115

Insulating Blankets Edge Binding and Grommet Installation
Figure 801 (Sheet 3)

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757
MAINTENANCE MANUAL

FOLD BACK THE EDGE
OF THE TRIM APPROX
45` & STITCH
AS SHOWN

OUTBOARDSTITCHING COVER

GROMMET
CUTOUT GROMMET
OR SLOT
OR SLOT

CUTOUT
MAKE AN OVERLAP (OPTIONAL)
TRIM EDGE BONDED TRIM EDGE STITCHED
CUTOUT OR SLOT
2 CUTOUT OR SLOT
MAKE AN
B
B

A
2 WASHERS NECESSARY FOR EACH GROMMET
3
MAKE AN OVERLAP OF
0.44 |0.06 INCH

BOND ONE TUBE NECESSARY FOR EACH GROMMET
3 B-B

USE COTTON THREAD WITH FOUR CORDS TO  SIX-POINTED STAR CUTOUT NEEDED IN THE 
MAKE 5|1 STITCHES FOR EACH INCH  CENTER OF EACH WASHER OR DIMENSION "A" 
BONDING MATERIAL BMS 5-30  HOLE IN THE CENTER 
A,B,C,D AND GROMMET PART NO. SEE TABLE 1 FIG. 803 FOR THE DIMENSIONS OF  SIX EQUALLY SPACED SLITS ARE NECESSARY ON EACH END OF THE TUBE 

Insulation Blanket Repair
Figure 802 (Sheet 1)

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MAINTENANCE MANUAL

OUTBOARD
BLANKET FABRIC TUBE
WASHER (2 LOCATIONS)
STRIP ON THE END OF THE TUBE

ALIGN 6 FLAPS OF THE WASHER STAR CUTOUT WITH 6 STRIPS ON THE END OF THE CYLINDRICAL TUBE. FOLD THE STRIPS AND FLAPS DOWN AND BOND THEM TO THE WASHER
TO LOCATE WASHERS ON THE TUBE BEFORE BONDING
Insulation Blanket Repair
Figure 802 (Sheet 2)

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757 MAINTENANCE MANUAL
STITCHING

INSULATION BLANKET
INSULATION BLANKET THICKNESS (IN INCHES)  PART NO. 61B50020 GROMMET  DIMENSIONS INCH 11 
A  B  C  D 
1.50  -46  0.88  0.75  1.00  0.75 
2.00  -47  0.88  0.75  1.50  0.75 
1.00  -88  0.88  0.75  0.50  0.75 
1.00  -89  0.88  0.75  0.75  0.75 
1.00  -90  1.13  0.75  0.75  0.75 
1.50  -91  1.13  0.75  1.00  0.75 

TABLE I
USE COTTON THREAD WITH FOUR CORDS TO MAKE 5|1 STITCHES FOR EACH INCH (FEDERAL SPECIFICATION V-T-276, TYPE 1B3 OR TYPE 1B1, TICKET NO. 16).
YOU CAN USE STAPLES TO MAKE IT EASIER WHEN YOU MAKE THE STITCHES. THE STAPLES MUST NOT BE INSTALLED THROUGH THE EDGE TRIM.
IF NECESSARY, USE ONE MORE LOCATION TO MAKE THE STITCHES.
USE AN ADHESIVE DOUBLER IF IT IS NECESSARY TO GO THROUGH THE INSULATION 0.50 INCHES OR LESS.
Insulation Blanket Repair
Figure 802 (Sheet 3)

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757 MAINTENANCE MANUAL
 (c)  
A00292 BMS 5-105, Type II, Class I, EC
 3532A/B

 (d)  
　
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