What happens to the stability of a heavy equipment machine when the unit is extended?

When the unit of a heavy equipment machine, such as a tractor-loader-backhoe, is extended, it generally results in decreased stability. The extension of the boom or any working arm moves the center of gravity further away from the machine's base of support. This shift can lead to a higher likelihood of tipping or rolling over, especially if the machine is on uneven terrain or if it is lifting a heavy load at a considerable height.

In contrast, retracting the arms or keeping them closer to the machine stabilizes it by keeping the center of gravity lower and more centered over its base. This principle of stability is crucial for safe operation, especially in environments where the risk of tipping is magnified by dynamic movements or shifts in load. Overall, it's essential for operators to be aware of how their actions can impact the stability of their equipment to ensure safe and effective operation.