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Webinar Recordings

Axial Thrust in Rotodynamic (Centrifugal) Pumps

  • February 2024
  • Number of views: 500
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: 784
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: 933
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.

Electric Motors: What's Inside?

  • November 2023
  • Number of views: 479
FREE for Members of EASA
Webinar recording

This presentation provides a brief introduction to electric machine types in common use today, common classifications, construction differences and power supply requirements.

Stator Core Testing

  • October 2023
  • Number of views: 593
FREE for Members of EASA
Webinar recording

This presentation describes the principles and performance of core loss testing in the service center using the loop test method and using a commercial core tester.

Pumps: Basics of System Curves

  • September 2023
  • Number of views: 376
FREE for Members of EASA
Webinar recording

The system curve explains why a pump operates at a particular place on the pump curve. This presentations explores the basics of system curves and how changes to the system affect the operating point and pump reliability.

How to Solve A Customer's Problem

  • August 2023
  • Number of views: 513
FREE for Members of EASA
Webinar recording

This webinar guides the viewer through what questions to ask a customer when trying to determine cause of failure. Whether mechanical or electrical in nature, there is a logical process to successfully solving a problem.

Common VFD and Motor Driven System Misapplications

  • July 2023
  • Number of views: 2440
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.   

Aprovechando al máximo la Norma ANSI/EASA AR100-2020

  • June 2023
  • Number of views: 434
FREE for Members of EASA
Webinar recording

La norma ANSI/EASA AR100-2020 es una excelente guía para reparar máquinas eléctricas rotativas y su contenido establece criterios de aceptación en cada paso del proceso de reconstrucción o rebobinado.

Lead Wire Sizing 101

  • May 2023
  • Number of views: 5674
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.