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Axial Thrust in Rotodynamic (Centrifugal) Pumps

  • February 2024
  • Number of views: 1552
  • Article rating: No rating
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.

Adjusting End Play on Vertical Pump Motors

  • January 2024
  • Number of views: 1786
  • Article rating: No rating

This video walks through the steps to adjust and set end play on a typical vertical hollow shaft pump motor.

Vertical Machines with Spherical Roller Thrust Bearings

  • January 2024
  • Number of views: 1799
  • 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: 1274
  • 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.

Characteristics and Test Properties of Greases and Oils

  • June 2023
  • Number of views: 2808
  • Article rating: No rating

This article describes some of the key characteristics and properties of lubricating greases and oils.

Ball Bearing Tips

  • June 2023
  • Number of views: 2844
  • Article rating: 4.0

Common sense guidance for extending bearing life including links to resources that can help.

Características y propiedades de prueba de grasas y aceites

  • June 2023
  • Number of views: 6362
  • Article rating: No rating

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

Measuring a Bearing Journal

  • March 2023
  • Number of views: 3911
  • Article rating: 1.0

This video explains how to measure the diameter of a bearing journal accurately to within five hundred-thousandths of an inch or one-thousandth of a millimeter.

Improve Customer Satisfaction: Follow Electric Motor Storage Procedures

  • January 2023
  • Number of views: 1922
  • Article rating: No rating

One of the more mundane things we as repairers must be concerned with is motor storage. For many of us, storing large motors for major customers is its own profit center. For all of us, being aware of how our customers store the motors we repair and send to them is critical to customer satisfaction. A poorly stored motor is likely to suffer winding or bearing failure, and we don’t want unrealistic warranty claims over something outside our control.

Mejore la Satisfacción del Cliente: Siga los Procedimientos de Almacenamiento de Motores Eléctricos

  • January 2023
  • Number of views: 4738
  • Article rating: No rating

Una de las cosas más mundanas de las que debemos preocuparnos como reparadores es el almacenamiento de los motores y para muchos, almacenar motores grandes para clientes importantes representa ganancias. Para todos nosotros, ser conscientes de cómo nuestros clientes almacenan los motores que les reparamos es crítico desde el punto de vista de la satisfacción del cliente. Es probable que un motor mal almacenado sufra fallos en el devanado o en los rodamientos, y no queremos reclamos por garantía poco realistas sobre algo que está fuera de nuestro control.

Getting The Most From Your Electric Motors

Getting The Most From Your Electric Motors - coverThis 40-page booklet provides great advice for obtaining the longest, most efficient and cost-effective operation from general and definite purpose electric motors.

This booklet covers topics such as:

  • Installation, startup and baseline information
  • Operational monitoring and maintenance
  • Motor and baseline installation data
  • How to read a motor nameplate
  • Motor storage recommendations



EASA/AEMT Rewind Study

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.


ANSI/EASA AR100-2020

ANSI/EASA AR100-2015 cover

Recommended Practice for the Repair of Rotating Electrical Apparatus
This is a must-have guide to the repair of rotating electrical machines. Its purpose is to establish recommended practices in each step of the rotating electrical apparatus rewinding and rebuilding processes.



EASA Technical Manual

EASA Technical Manual cover

Revised September 2022
The EASA Technical Manual is the association's definitive and most complete publication. It's available FREE to members in an online format. Members can also download PDFs of the entire manual or individual sections.