It has only two hand-operator uses to direct the redundant computer control twists to select the desired operating altitude and moves fore and aft to select the rate of climb.
Operating multiple directional value can separately control the foreandaft motion of swing arm oil cylinder, outrigger oil cylinder or hook oil cylinder to finish working of hoisting or unloading.
操作多路换向阀可分别控制摆臂油缸、支腿油缸或锁钩油缸的伸缩运动，完成吊装或卸料工作。
3
In the guarantee outstanding secure foundation, it also improved automobile body's foreandaft trim, causes the control to be nimbler more and resourceful.