737-300 400 500 AMM 飞机维护手册 EQUIPMENT/FURNISHINGS(27)

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____ outer edge of the blanket. The staples must not show on the completed blanket. Make sure the staples go through the inboard and outboard covering and the fiberglass insulation only.
 (g)  
Stitch the blanket edges with stitches that are four to six stitches for each inch.

 (h)  
Close the edges and the cutouts of the blanket with fabric strips, with the steps that follow: 1) On edges with flaps, make the flaps the same width as the

 damaged blanket. 2) On edges that need the same thickness for the whole blanket, use cement to attach the nylon binding. 3) On edges with a binding that is sewn, use 4-cord cotton thread with between four and six stitches for each inch. 4) Install nylon fabric grommets through the holes in the blanket. 5) Bond the grommets to the blanket with BMS 5-30 cement.

 (i)  
On ceiling panels, seal the stitching on the outboard side of the blanket with a continuous bead of BMS 5-30 cement.

 NOTE: You can make the cement thin with MEK if it is
____
 necessary.

 TASK 25-01-12-308-171
 10. Repair of Aluminum trim
________________________
 A. General
 (1) This procedure contains instructions to repair aluminum trim.
 B. Standard Tools and Equipment
 (1)  Heat Gun - 1200 to 1500 watts
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A
737-300/400/500MAINTENANCE MANUAL
CUT A SLIT IN THE ENDS OF THE TUBE AND CEMENT TO THE WASHER
BLANKET
FABRIC WITH A LAYER OF LEAD (NOT USED IN ALL BLANKETS)
COVER

Insulation Blankets Edge Binding and Grommet Installation
Figure 801 (Sheet 1)

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737-300/400/500MAINTENANCE MANUAL
FLAP (THE SAME WIDTH AS THE

LAYER OF SYNTHETIC RUBBER CEMENT
EDGE BINDING FOR A JOINT THAT MAKES AN OVERLAP THAT NEEDS FULL BLANKET THICKNESS
Insulation Blankets Edge Binding and Grommet Installation Figure 801 (Sheet 2)
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A 737-300/400/500MAINTENANCE MANUAL

(EXAMPLE) THE SYSTEM RUN
BLANKET OPENINGS FOR SYSTEM (TUBING, ETC)

1
MAKE THE FASTENER TAB FROM THE INBOARD AND
OUTBOARD COVER, PLUS ONE LAYER OF BMS 8-115.

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

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A
737-300/400/500MAINTENANCE MANUAL
FOLD BACK THE EDGE OF THE TRIM APPROX 45` AND STITCH

 

EACH GROMMET ONE TUBE NECESSARY FOR  BOND B-B 
SEE TABLE I ON SHEET 3 FOR THE DIMENSIONS OF USE COTTON THREAD WITH FOUR CORDS TO BONDING MATERIAL BMS 5-30 MAKE 5 |1 STITCHES FOR EACH INCH "A", "B", "C", "D", AND GROMMET PART NO.  EACH END OF THE TUBE SIX EQUALLY SPACED SLITS ARE NECESSARY ON HOLE IN THE CENTER CENTER OF EACH WASHER OR DIMENSION "A" SIX-POINTED STAR CUTOUT NEEDED IN THE 

 

Insulation Blanket Repair
Figure 802 (Sheet 1)

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