TM 10-3950-672-10
5-3.11 Swinging the Boom.
WARNING
Before initiating any swing operations, make certain the area in the swing path of the hook
block and/or load as well as the tail swing area, is clear of all obstructions. Failure to comply
could result in injury or death.
WARNING
When swinging the load from over-the-front to over-the-side of the crane, refer to the over-
the-side load chart to make certain the applicable capacity is not exceeded. Traveling with
any load over-the-side is prohibited.
CAUTION
Never push or pull the SWING control lever (31, Figure 5-1) through neutral to the opposite
direction to stop swing motion.
NOTE
Always operate the control lever with a slow, even pressure.
a. To swing boom RIGHT, push SWING control lever (31) forward (away from the operator). To swing LEFT,
pull back (toward the operator).
b. To stop boom swing, return SWING control lever (31) to its neutral position which automatically sets the
swing brake.
5-3.12 Elevating the Boom.
WARNING
Before elevating the boom, ensure the area above and beneath the boom is clear of all
obstructions and personnel.
a. To elevate boom, pull LIFT control lever (10, Figure 5-1) back (toward the operator) to the UP position, and
hold until the boom reaches the desired elevation angle.
b. To stop boom elevation, return LIFT control lever (10) to its neutral position.
5-31
