One method a technician can employ to check a motor is to take amperage readings of a motor (both on start-up and after start-up) and compare them to the motor's nameplate.

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Taking amperage readings is a commonly used method to check the health of a motor. By comparing the readings to the motor's nameplate, a technician can determine if the motor is operating within its rated specifications. High or low amperage readings can indicate potential issues with the motor.

One Method a Technician Can Employ to Check a Motor