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Articles in Industry Publications

Controlled Environments and Cleanrooms for Service Centers

  • December 2024
  • Number of views: 138
FREE for Members of EASA
Webinar recording

This presentation explores the distinction between a controlled environment and a cleanroom, the requirements for both, and provides details to help you determine if you want to add a controlled environment or a cleanroom to your facility.

Como Usar Los Diagramas de Conexión de EASA

  • November 2024
  • Number of views: 293
FREE for Members of EASA
Webinar recording
Todos los miembros de EASA tienen acceso al libro: Diagramas de Conexión Interna de Motores Eléctricos Trifásicos que se puede descargar gratuitamente en easa.com.

Este libro contiene cientos de conexiones y plantillas de los devanados trifásicos más comunes de hasta 30 polos. Durante este seminario web proporcionamos ejemplos de diferentes tipos de conexiones.

Identifying Unmarked Leads of Three-Phase Motors

  • October 2024
  • Number of views: 1643
FREE for Members of EASA
Webinar recording

This presentation reviews procedures that explain how to identify unmarked leads of three-phase motors with one or two windings.

Pump Close Tolerance Fits

  • September 2024
  • Number of views: 2042
FREE for Members of EASA
Webinar recording

This presentation focusses on critical close fit tolerances and certain surface finish specifications.

Core Repair Tips To Reduce Core Loss

  • August 2024
  • Number of views: 1755
FREE for Members of EASA
Webinar recording

When a core loss test reveals localized hot spots, or visual inspection identifies physical damage, the ability to repair the damage in a cost-effective manner means the difference between repair or replacement.

Electromechanical Repair Technician (ERT) Certificate Program Introduction

  • July 2024
  • Number of views: 1386
Webinar recording

This presentation provides a high-level overview of the program and is intended for anyone wanting to learn more about the ERT program

Using EASA’s Motor Rewind Data – Version 4

  • June 2024
  • Number of views: 2755
FREE for Members of EASA
Webinar recording

Learn how to effectively use EASA's live, ever-expanding online database of more than 250,000 windings.

Static-Couple Balancing

  • May 2024
  • Number of views: 1615
FREE for Members of EASA
Webinar recording

This focused introduction will explain the what, how and why of static-couple balancing from a practical point of view.

Examining the Causes of High Motor Current

  • April 2024
  • Number of views: 2828
FREE for Members of EASA
Webinar recording

Are you encountering high no-load current or high current with load? This presentation will look into the causes and cures.

Stator Rewinds: When Things Get Tight

  • March 2024
  • Number of views: 4879
FREE for Members of EASA
Webinar recording

When preparing to rewind random or form-wound status, sometimes there just doesn’t seem to be enough room in the stator slot for the desired conductor area and insulation quantities. This presentation looks at balancing stator copper losses against insulation reliability.

Axial Thrust in Rotodynamic (Centrifugal) Pumps

  • February 2024
  • Number of views: 2722
FREE for Members of EASA
Webinar recording

When repairing centrifugal and axial flow pumps, axial thrust is a concern. An understanding of the causes and the mitigating provisions of various pump designs will help repair technicians to ensure those provisions work properly.

Safety in the Service Center

  • January 2024
  • Number of views: 3573
FREE for Members of EASA
Webinar recording

This presentation addresses many of the most common safety hazards and situations that face service centers.

Conversión de Aluminio a Cobre: Lo que Necesita Saber

  • December 2023
  • Number of views: 2626
FREE for Members of EASA
Webinar recording

¿Recibió un motor antiguo bobinado con alambre de aluminio? Este webinario explicará como realizar la conversión adecuada de alambre de aluminio a alambre de cobre en máquinas de CA y CC, incluyendo ejemplos para el rebobinado de estatores y campos shunt.

Common VFD and Motor Driven System Misapplications

  • July 2023
  • Number of views: 3749
FREE for Members of EASA
Webinar recording

Variable frequency drives (VFDs) are more common than ever before.  Sometimes when a VFD is introduced into a motor driven system, system reliability suffers. This recording addresses some of the common factors that reduce motor driven system reliability and how to correct them.   

Lead Wire Sizing 101

  • May 2023
  • Number of views: 6966
FREE for Members of EASA
Webinar recording

Choosing an appropriate lead wire for a new stator winding is an important task. The manufacturer’s information is not always available, or the number of circuits or external connection may have been changed, requiring a redesign of the lead wire.  

Remote Condition Monitoring Overview & Discussion

  • January 2023
  • Number of views: 2988
FREE for Members of EASA
Webinar recording

This discussion highlights EASA’s overview guide on remote condition monitoring and answers questions from members on the booklet and, and remote condition monitoring in general.

Sensores de Temperatura para Bobinados y Rodamientos

En Español

  • December 2022
  • Number of views: 2672
FREE for Members of EASA
Webinar recording

Para monitorear la temperatura de los bobinados y en los rodamientos se pueden usar diferentes tipos de dispositivos. La correcta identificación de los mismos es importante para determinar el tipo de  sensor en casos en los que el dispositivo es desconocido o para escoger el dispositivo correcto para una determinada aplicación.

Open Stator Impedance Testing

  • November 2022
  • Number of views: 4810
FREE for Members of EASA
Webinar recording

The open stator impedance test (a.k.a, ball test or dummy rotor test) is used by many service centers as a quality control check before winding treatment and/or a troubleshooting test. This webinar recording reviews test procedures, expected outcomes and incorporating thermal camera imaging.

Shaft Straightening Methods

  • September 2022
  • Number of views: 3240
FREE for Members of EASA
Webinar recording

There are heat methods and press methods for straightening shafts. This webinar reviews those methods, their pros and cons, and when one method or another may be applicable.

Turn and Undercut of DC Commutators

  • August 2022
  • Number of views: 3673
FREE for Members of EASA
Webinar recording

This webinar discusses specific procedures to obtain the best possible results when machining & undercutting commutators for DC machines.

How Rework Data Can Improve Profitability and Reduce Lead Times

  • July 2022
  • Number of views: 3122
FREE for Members of EASA
Webinar recording

This presentation discusses the importance of tracking rework in the shop and how it can lead to focused training opportunities, improved turnaround times and improved profitability.

Prueba de Resistencia de Aislamiento como Herramienta de Mantenimiento

En Español

  • June 2022
  • Number of views: 2896
FREE for Members of EASA
Webinar recording

Las pruebas de Resistencia de Aislamiento, Relación de Absorción Dieléctrica (DAR) e índice de Polarización (IP) son herramientas comúnmente usadas para evaluar la condición del aislamiento de las máquinas eléctricas rotativas y para confirmar la integridad del sistema de aislamiento a tierra, detectando la presencia de humedad que puede ocasionar fallos en los devanados. En las máquinas grandes, un adecuado análisis de tendencias ayuda a detectar cambios importantes y a tomar acciones correctivas antes de que ocurran fallos catastróficos.

Using EASA Internal Connection Diagrams

  • May 2022
  • Number of views: 7037
FREE for Members of EASA
Webinar recording

EASA Internal Connection Diagrams for Three-Phase Electric Motors is available to members as a free PDF download and contains hundreds of connections, as well as templates for windings up to 30 poles. This webinar recording shows how to access it and provide examples of how to use it.

Electric Motor Bearing Lubrication

  • April 2022
  • Number of views: 9110
FREE for Members of EASA
Webinar recording

This webinar recording reviews electric motor bearing grease and oil lubrication frequency and quantity, as well as procedures.

Motor Storage

  • February 2022
  • Number of views: 7614
FREE for Members of EASA
Webinar recording

This webinar recording discusses motor storage and drills down into the nuances of maximizing customer perceived value.

How to Diagnose Motor Trips and Faults

  • January 2022
  • Number of views: 6417
FREE for Members of EASA
Webinar recording

This webinar recording covers the various types of trips or faults that occur in applications, as well as some of the causes for these events.

Fundamentos del Rediseño de Motores de CA

  • December 2021
  • Number of views: 7547
FREE for Members of EASA
Webinar recording

Este webinario ayudará a los centros de servicio a navegar a través de los aspectos fundamentales del rediseño de motores de CA y ayudará a prevenir errores costosos asociados a los rediseños incorrectos.

Magnetic Circuits and Material Fundamentals for Motor Techs 101

  • November 2021
  • Number of views: 6099
FREE for Members of EASA
Webinar recording

Technicians are sometimes introduced to magnetic quantities and materials informally over time as they are trained. This webinar will introduce the attendee to basic magnetic circuits and magnetic materials encountered in rotating machines more formally.

Evaluating Noise in Electric Motors

  • October 2021
  • Number of views: 12972
FREE for Members of EASA
Webinar recording

Determining the source of noise in a motor is often much more challenging than correcting it. However, a methodical approach to investigating the noise can narrow down the possible causes.

Predictive Maintenance Technologies: Field Service for Service Centers

  • September 2021
  • Number of views: 9410
FREE for Members of EASA
Webinar recording

This presentation provides an overview of common predictive technologies and information about applying them correctly.