Machine Operation
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EC450AJ, EC520AJ
4.3 STABILITY
Machine stability is based on two (2) conditions which are called Forward and Backward
stability. The machine’s position of least Forward stability and its position of least
Backward stability are shown below.
WARNING
To avoid forward or backward tipping, do not overload machine or operate the
machine beyond the limit of the maximum operating slope.
Figure 3. Position of Least Forward Stability
1. Main boom is horizontal. 3. Tower boom in the stowed position.
2. Telescope is fully extended. 4. Machine will tip over in the direction if overloaded
or operated beyond the limits of the maximum
operating slope.
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