over the rear of the carrier. Set the carrier brakes, and
2-18. Piledriver Operation
extend and set the outriggers (fig. 2-2).
a. General. The model M320T2 truck crane, with
c. Operating Cycle. The piledriver operating cycle
the crane boom and a piledriver attachment installed and
consists of four steps: positioning the piledriver, setting
reeved for piledrive operation, is used for driving piles for
the pile, lifting the hammer, and dropping the hammer.
bridges, piers, and foundations.
Start the crane engine, para 2-11. Operate piledriver as
b. Positioning the Carrier. Back the carrier to the
shown on figure 2-39.
work site so that most of the work will be performed
2-43
