(c) Tightly wind the third layer of tape on the splice assembly in the opposite direction of the
second layer.
Make sure that the layer:
• Starts where the second layer stops
• Stops where the second layer starts
• Makes a 50 percent overlap.
(10) Assemble a lacing tape wire harness tie on each end of the splice assembly approximately 0.25
inch from the end of the tape. Refer to Subject 20-10-11.
Make sure that the Temperature Grade of the lacing tape is Temperature Grade B or higher.
E. Sealed Splice Configurations for Unshielded Wires and Cables - Two Wires to Two Wires - Tape,
Ties
For the conditions that are applicable for:
• The repair of a wire or a cable with a splice, refer to Subject 20-10-13
• The selection of the correct sealed splice configuration, refer to Paragraph 1.C.
Refer to Figure 53.
(1) Make a selection of a butt splice from Table 12 or Table 14.
Make sure that the splice has the smallest CAU range that can accept the total CAU of the
conductor.
Refer to Paragraph 1.D. for the procedure to calculate the CAU of the conductor.
(2) Find the crimp barrel size of the splice from Table 12 or Table 14.
CONFIGURATION OF THE SPLICE ASSEMBLY
Figure 53
ASSEMBLY OF SPLICES
707, 727-787
STANDARD WIRING PRACTICES MANUAL
20-30-12
Page 92
Feb 15/2021D6-54446
ECCN 9E991 BOEING PROPRIETARY - See title page for details
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