© Nov. 2022 7-2 GTZZ25J Operation Manual
OPERATING THE MACHINE
Figure 7-1 Position of least forward stability
1. Turntable rotated to the position as shown in the figure, articulated boom fully raised, and telescopic boom not
extended;
2. Main boom kept horizontal;
3. Telescopic boom fully extended;
4. Jib boom kept horizontal;
5. The machine will tip over in the direction as indicated by the arrow if overloaded or operated on a surface
beyond the maximum allowable inclination.
Figure 7-2 Position of least backward stability
1. Turntable rotated to the position as shown in the figure, and articulated boom fully retracted;
2. Main boom raised to the indicated position (boom tube at 31° above the horizontal);
3. Telescopic boom fully retracted;
4. Jib boom fully raised;
5. The machine will tip over in the direction as indicated by the arrow if overloaded or operated on a surface
beyond the maximum allowable inclination.