What is the first step in resetting the transfer switch to the normal side?

Prepare for the MTA Transit Electrical Helper Exam with flashcards and multiple-choice questions. Hints and explanations accompany each question. Get ready for your exam!

The first step in resetting the transfer switch to the normal side is to close the potential relay. This action is crucial because the potential relay plays a pivotal role in regulating the flow of electrical power to the output side of the transfer switch. By closing the potential relay, the system acknowledges that normal line voltage is present, which is necessary before proceeding with the switch reset.

Once the relay is closed and normal conditions are confirmed, further actions like activating the reset button, checking for voltage, and turning off the main power supply can be executed in a controlled manner. However, without first ensuring that the potential relay is closed, these subsequent steps could lead to incomplete or incorrect resetting of the system, potentially resulting in unsafe conditions or malfunctioning of the equipment.

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