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Do you have an electric motor vendor or partner?

December 17, 2021

If you sit back and think about the relationship that you have with the company that you are doing your electric motor repair/replacement business with, are they really serving you or serving themselves? Do you have a vendor who actually cares about your uptime and reliability of the products that they repair and sell? When …

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Why Vendor-Manufacturer Partnerships are Important to End-Users

April 29, 2021

You’re trying to select a vendor to perform some repairs (and possibly a rebuild) on one of the critical yet problematic motors in your facility. You’ve received some good bids and are reviewing the vendors under consideration when you notice that one says they have a good relationship with the vendor of the motor you …

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Types of Sleeve Bearings & Sleeve Bearing Repair

April 18, 2020

Bearings account for about 51% of all electric motor failures and the most common sources of failure involve normal wear and tear, lubrication issues, contamination, or electrical damage that affects the bearing surfaces. While rolling element bearings are the most common type of bearing, sleeve bearings are found most often in larger motors that require a …

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What is an AC Synchronous Motor?

July 2, 2019

An informative video about AC Synchronous Motors Below is a 5 minute video from an hour long presentation given by Todd Hatfield, Senior Electrical Engineer at HECO – All Systems Go, during the 2018 Reliability, Process, and Maintenance (RPM) Symposium. This clip covers the basis of synchronous motors and how they differ from induction motors. …

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right way only road map

Where Should I Buy My Electric Motors?

June 12, 2018

In today’s day and age you can put any motor part or catalog number into an internet search engine and come back with numerous places to purchase the unit. Being that the maintenance world tends to be on the reactive side of purchasing this makes it easy to get your hand on a product right …

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Do you BEAT UP your vendors or PARTNER with them?

August 21, 2017

Everyone who deals with vendors has a choice to make. Should you beat them up and show them “who’s boss” or should you partner with them in the spirit of cooperation? Which one do you choose? Can you do both? There are a lot of articles on managing vendor relationships, many people much smarter than …

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Basics of AC Induction Electric Motors – Motor Components

December 1, 2016

Todd A. Hatfield – Vice President of Engineering & Repair, HECO This is the second article (video) in a series of articles on The Basics of AC Induction Motors. The first video explored the basic principles of AC Induction motors focusing on magnetism, electromagnetic induction, AC current, and rotating magnetic fields. This segment discusses the …

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Basics of AC Induction Electric Motors – Magnetism

November 14, 2016

Todd A. Hatfield – Vice President of Engineering & Repair, HECO This is the first article (video) in a series of articles on The Basics of AC Induction Motors. This video explores the basic principles of AC Induction motors. This segment discusses magnetism basics, the law of electromagnetic induction, AC current, and the explanation of …

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Electric Motor Repair vs Replacement – How to Choose?

May 2, 2016

What’s up with motors? Motors are reliable as can be when managed and maintained properly. To a point. Then they still fail. It’s up to you to then make decisions quickly and get production running again Here’s the rub. You need to realize that the decisions made during these times can significantly impact future reliability …

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Apples, Oranges, and Above-NEMA (A-NEMA) Large Electric Motors

April 6, 2016

Large electric motors, those of 400HP or more, are typically referred to as Above-NEMA or A-NEMA electric motors. When it comes time to purchase one (either new or previously owned), it’s vitally important that when bidding manufacturer to manufacturer, they are all given the same parameters. There is tremendous value in saying “This is what …

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