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Questions?

For information about ANSI/EASA AR100 or questions about the work on this standard, contact:

Mike Howell, PE
EASA Technical Support Specialist
+1 314 993 2220
mhowell@easa.com

ANSI Accredited Standards Developer Information

Vertical Motor End Play

  • August 2025
  • Number of views: 4332
  • Article rating: No rating
FREE for Members of EASA

This recording provides an overview of common different thrust bearing arrangements, with end play guidance tips for each.

Endplay and End Float

  • February 2025
  • Number of views: 7007
  • Article rating: 4.0
FREE for Members of EASA

Horizontal and vertical motors have uniquely different requirements for endplay, while sleeve bearing machines bring their own challenges. This presentation examines those differences.

Lubricating an Open Ball Bearing During Assembly of an Induction Motor

  • January 2025
  • Number of views: 9332
  • Article rating: 2.0

This video shows the proper way to lubricate the deep-groove, open ball bearing before assembling a horizontal induction motor.

Using an Induction Heater to Install Interference-Fit Bearings

  • January 2025
  • Number of views: 8000
  • Article rating: 5.0

This video demonstrates the correct way to use an induction bearing heater to install an interference fit ball bearing on a machine shaft.

Axial Thrust in Rotodynamic (Centrifugal) Pumps

  • February 2024
  • Number of views: 6682
  • Article rating: No rating
FREE for Members of EASA

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.

Vertical Machines with Spherical Roller Thrust Bearings

  • January 2024
  • Number of views: 6866
  • Article rating: No rating

One aspect of our repair industry that seems to cause a lot of confusion is the bearing arrangements of vertical motors. There is quite an assortment of thrust bearing arrangements, and we tend to try to apply the same method for adjusting end play to all of them. That is often a bad idea, so this article will take a closer look specifically at those fitted with a spherical roller thrust bearing and repair tips unique to these designs.

Máquinas verticales con rodamientos de empuje de rodillos esféricos

  • January 2024
  • Number of views: 5017
  • Article rating: No rating

Un aspecto de nuestra industria de reparación que parece causar mucha confusión es la disposición de los rodamientos de los motores verticales. Existe una gran variedad de disposiciones de rodamientos de empuje y tendemos a intentar aplicar el mismo método para ajustar el juego axial en todos ellos. Por lo general, esta es una mala idea, por lo que este artículo analizará más de cerca específicamente aquellos motores equipados con un rodamiento de empuje de rodillos esféricos y ofrecerá consejos de reparación exclusivos para estos diseños.

Características y propiedades de prueba de grasas y aceites

  • June 2023
  • Number of views: 11007
  • Article rating: No rating

En este artículo discutiremos algunas de las características y propiedades clave de los aceites y grasas lubricantes.

Electric Motor Bearing Lubrication

  • April 2022
  • Number of views: 15747
  • Article rating: 5.0
FREE for Members of EASA

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

Fundamentos de Reparación Mecánica de Motores Eléctricos

  • March 2022
  • Number of views: 31654
  • Article rating: .3

En toda reparación mecánica, la capacidad para desmontar, reparar y volver a montar el motor de forma apropiada sin dañar innecesariamente ninguna de sus piezas es fundamental.

Esta obra contiene muchas sugerencias sobre el manejo apropiado de las diferentes partes de un motor para minimizar los daños durante el proceso de reparación. Sin embargo, es imposible desarrollar un listado que las incluya todas.

En cambio, el principio básico de tomarse el tiempo para usar la herramienta adecuada y por lo general el procedimiento apropiado guiará a los técnicos por el camino correcto.

EASA Rewind Study cover

The Effect of Repair/Rewinding on Premium Efficiency/IE3 Motors
Tests prove Premium Efficiency/IE3 Motors can be rewound without degrading efficiency.

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EASA Good Practice Guide

Good Practice Guide to Maintain Motor Efficiency
Based on the 2019 and 2003 Rewind Studies of premium efficiency, energy efficient, IE2 (formerly EF1) and IE3 motors

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