Figure 7. Crane boom, removal and installation.
off in the same manner as it was put on. Put a shaft
12. Care and Application of Cables
through the center of the reel and support the reel so
a. General. For proper operation of equipment
that it revolves freely. Hold a board or bar against one
and longest cable life, replace all faulty cables with
flange to prevent the cable from unwinding too freely.
others of the same specifications. Abuses such as
Pull the cable from the reel in a straight line. Do not
kinking and lack of lubrication will greatly shorten the life
place the reel on its side and pull the line over the flang
span of the cables.
(B). If possible, a cable on idle equipment should be
b. Unreeling and Reeling Cable (fig. 10).
cleaned, lubricated, wound on a reel in the same
kinking the cables, revolve reel (A) and take the cable