Ensuring Proper Fan-Belt Tension

Ensuring Proper Fan-Belt Tension

Correct fan-belt tension ensures proper system performance and long belt and fan-motor life. Here are several effective ways to measure belt tension.

A properly tensioned belt ensures smooth operation and extends the service life of fans and motors. Conversely, an improperly tensioned belt can cause a host of easily preventable problems, including noise, vibration, poor fan performance, bearing wear, and shortened fan-motor life.

This article discusses several methods of measuring the tension of V-belts commonly used in HVAC applications. Belt tensioning often is done during initial startup and then periodically during preventive

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