Page 231 - The Complete Rigger’s Apprentice
P. 231

Figure 6-41O. Breaking the lay of a strand to aid
                   fairing.                                    when you send it home, wrapped around those two
                                                               yarns as if it wanted to be there. If it doesn’t lie
                                                               smoothly, work at untwisting and prebending sub-
                      A more time-consuming but more easily faired  sequent strands; the knack will come to you.
                  technique involves tucking each yarn separately.   Now the #2 strand is closest to the vise, emerg-
                  Separate the three yarns in each bundle, then  ing—as all strands now will be—from under a pair
                  prebend and tuck the yarn in each bundle that is  of yarns. Enter the spike under those yarns, roll
                  nearest the vise. Roll it home, then tuck the middle  back, and tuck.
                  strand, and finally the strand farthest from the vise.   Proceed with the rest of the strands, moving
                  In the first row of tucks, you might want to experi-  counterclockwise. It is very easy to mis-tuck, partic-
                  ment with changing this order, at least with strands  ularly if the wire is distorted by careless spike-work
                  #4, #5, and #6, as the changing angles there can call  or excessive unlaying. If a strand doesn’t look right,
                  for different sequences.                     trace it back visually. Working from the end toward
                      The standing-part yarns may tighten up as you  the vise, it should go under two yarns away from
                  work, so pause after each set of six tucks, if neces-  you, back over the same two yarns toward you, then
                  sary, to take out an extra half-turn or so, using the  back under them away from you, for as many tucks
                  unlaying stick.                              as you’ve made.
                      As you splice, keep the strands clear of one   If you have mis-tucked, put everything in
                  another and the vise. It will be less confusing visu-  reverse: roll the spike back toward you with the
                  ally, and will prevent strands from springing or  strand alongside it, but push rather than pull on the
                  whipping at you.                             strand. After a half-turn or so, the strand should
                      To begin the second row of tucks, find the #1  spring loose so that you can push and pull it out
                  strand. (It will be closest to the vise and coming  to untuck. Hunt for the proper location and then
                  out from under four yarns.) Enter the spike where  re-tuck.
                  the strand emerges, but only under two yarns. Roll   After the second row of tucks is done, taper by
                  back and tuck the #1 strand under these yarns. If  laying the third yarn out of each strand, leaving the
                  you prebend well, the strand will lie down smoothly  two surface yarns. Get the third yarn completely

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