Frank Granville

Company name: Regal Rexnord

Position: Territory Sales Manager

Frank Granville is the current Territory Sales Manager for Regal Rexnord’s southwestern territory. In addition to his sales experience, he has extensive management and technical education experience, having served as the sales and general manager of multiple HVAC contracting companies. He was also a technical instructor for Lennox.

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It Has a Flat For a Reason

When tightening down a blower wheel or a fan blade on a motor shaft, ONLY tighten it on the flat of the shaft. That flat is machined into the shaft on purpose. It gives the set screw a face to bite into instead of a curve to slide off of. On most residential motors, it […]

Motor Speed – The Basics

How does a typical single-phase motor know how fast to run? Typical induction motors depend on the electrical cycle rate of the incoming power (measured in hertz) for their speed. Our power in the US makes one complete rotation from positive electrical peak to positive peak 60 times per second, or 60hz (50hz, or 50 […]

Understanding Relays With the 90-340

Relays can be used for many different control applications, including controlling fans, blowers, other relays, contactors, valves, dampers, pumps, and much more. A 90-340 is a very common, versatile relay that many techs have on their truck, so we will use it as an example. A relay is just a remotely controlled switch that opens […]

The Value of First Time Completion of PSC Motor Failures With Universal ECM

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