Which of the following tasks is least likely needed for preparing a work area for alignment?

The task of replacing worn cables is least likely needed for preparing a work area for alignment because cable condition is generally not directly related to the alignment process itself. In mechanical systems, alignment focuses on ensuring that rotating equipment, such as motors and pumps, are positioned correctly relative to each other to minimize vibration and wear during operation.

Tasks like checking for soft foot, removing jacking screws, and preparing shims are crucial in this context. Checking for soft foot ensures that the machinery sits evenly and does not create unnecessary stresses that can affect alignment. Removing jacking screws is essential because they can interfere with proper contact between the base and the equipment, leading to alignment issues. Preparing shims is also a critical part of the alignment process, as shimming compensates for any height differences after adjustment, ensuring that everything is level and aligned.

In contrast, worn cables may need attention for safety, reliability, or electrical integrity, but their condition does not impact the physical alignment of machinery.