4.
Release the rocker switch to proceed to the next
step in the sequence (
).
g231718
Figure 29
5.
Hold the lower section of the rocker switch
(
) until the cam assembly fully rotates
forward to the rack and the elevators lift the
remaining pipe into the pipe box (
g210462
Figure 30
g232383
Figure 31
6.
Release the rocker switch to proceed to the next
step in the sequence (
).
g231719
Figure 32
7.
Hold the lower section of the rocker switch
(
) until the loader arms rotate toward
the pipe box. As they rotate past the cam
assembly the pipe grippers close on the pipe,
bringing it to the drill string (
).
g210462
Figure 33
g232384
Figure 34
7