Why is it necessary to re-test phasing sticks on known energized lines?

Re-testing phasing sticks on known energized lines is vital to confirm initial test results. This procedure ensures that the phasing sticks are functioning accurately and are providing reliable readings. Over time or with varying conditions, equipment may experience wear or degradation that could lead to inaccurate readings. Re-testing serves as a crucial verification step in maintaining the reliability of these tools, ultimately ensuring the safety of linemen working near energized lines. By confirming that the initial test results are still valid, crews can confidently proceed with their work, minimizing the risk of accidents due to equipment failure or misinterpretation of line status.

While other reasons, such as checking for false readings or compliance with safety standards, are important aspects of safety protocol, the primary focus of re-testing phasing sticks is to ensure that initial readings are still accurate and trustworthy.