Stability - JLG EC450AJ Operation & Safety Manual

Machine Operation
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.
To avoid forward or backward tipping, do not overload machine or operate the
machine beyond the limit of the maximum operating slope.
1. Main boom is horizontal.
2. Telescope is fully extended.
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WARNING
1
3
Figure 3. Position of Least Forward Stability
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2
3. Tower boom in the stowed position.
4. Machine will tip over in the direction if overloaded
or operated beyond the limits of the maximum
operating slope.
4
BM001071A
EC450AJ, EC520AJ