(4) Make a selection of a Temperature Grade B or higher insulation tape from Table 52.
(5) Make a selection of a Temperature Grade B or higher heat shrinkable sleeve from Table 51.
NOTE: For alternative heat shrinkable sleeves, refer to Subject 20-00-11.
(6) Prepare each end of the shielded wire.
Refer to:
• Figure 148
• Subject 20-00-15 for the outer jacket removal procedures.
(a) Remove a 1.25 inch minimum length of the outer jacket from the end of the wire.
(b) Remove the necessary length of the shield from the end of the wire.
Make sure that the remaining shield is 0.31 inch ±0.06 inch.
(7) Cut the necessary length of the sleeve.
Make sure that the sleeve extends a minimum of 1 inch farther than the rear end of the ferrules
on each end of the shield splice.
(8) Cut the necessary length of the shield sleeve material.
Make sure that the ends of the shield sleeve material extend farther than the rear end of the
ferrules on each end of the shield splice.
(9) Put these components on the end of one wire:
• The sleeve
• The outer ferrule
• The inner ferrule.
(10) Put these components on the end of the other wire:
• The outer ferrule
• The inner ferrule
• The shield sleeve material.
NOTE: If it is necessary, the strands at the end of the shield sleeve material can be moved apart
to make it easier to put the shield sleeve material on the wire.
SHIELDED WIRE PREPARATION
Figure 148
ASSEMBLY OF SPLICES
707, 727-787
STANDARD WIRING PRACTICES MANUAL
20-30-12
Page 175
Jun 15/2021D6-54446
ECCN 9E991 BOEING PROPRIETARY - See title page for details
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