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Building a portable variable-voltage AC and DC power supply

Published: August 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Service center equipment

Keeping healthy while repairing pumps: Protect your employees from potential problems in the workplace

Published: August 2008
Author: Doug Moore, Kentucky Service Co., Inc.
Technical subject(s): Pumps, Safety

Wye or equalized delta?

Published: August 2008
Author: EASA Technical Support Staff
Technical subject(s): N/A

E-mail: An overlooked opportunity to sell

Published: July 2008
Author: George Flolo, The Flolo Corp.
Technical subject(s): N/A

What does it mean when a rewound motor runs "Hot"? Items to check to make sure it's operating properly

Published: July 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): N/A

Applying the best of repair best practices: Rewind study continues to pay off with important tips

Published: June 2008
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): N/A

Guide d’approvisionnement en bobines préformées pour moteurs et génératrices

Published: June 2008
Author: Manuel Garcia, Jr., Consultant, Rotating Electrical Machines
Technical subject(s): AC motors, Alternators/generators, Form wound

Consider holding an open house as a great way to market your business

Published: May 2008
Author: Andy Butz, Electric Motor Technologies
Technical subject(s): N/A

Identificando los cables no marcados en motoresde 6 cables con 1 ó 2 bobinados

Published: May 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Troubleshooting & failure analysis, Winding connections

Identifying unmarked leads of 6-lead motors with 1 or 2 windings

Published: May 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Troubleshooting & failure analysis, Winding connections

Follow these procedures to reduce problems when rewinding field coils

Published: April 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Field coils, Repair procedures and tips

Rebarring fabricated copper squirrel cage rotors: Steps, considerations and procedures to follow in the repair process

Published: March 2008
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Fabricated rotors, Repair procedures and tips

Base support and alignment: How understanding construction of the frame can help minimize motor vibration

Published: February 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Alignment, Base/soleplate/foundation, Vibration

How to strip an armature without degrading the core

Published: January 2008
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Armatures, Repair procedures and tips

Matched set super precision bearings: Factors to consider

Published: January 2008
Author: Joe Wilkinson, Bartlett Bearing Company, Inc.
Technical subject(s): Bearings

Unbalanced voltages and electric motors

Published: December 2007
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Troubleshooting & failure analysis

Dual voltage: Twice as much to go wrong? Dealing with voltage ratios and wye/delta connections

Published: November 2007
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): N/A

Guidelines for Maintaining Motor Efficiency During Rebuilding

Published: November 2007
Technical subject(s): AC motors, Design/theory/application, Laminations, Motor testing, Repair procedures and tips, Service center equipment

Healthcare Savings Accounts

Published: November 2007
Author: Tim Hayes, PA Manufacturer Magazine
Technical subject(s): N/A

Magnet repair guidelines and procedures

Published: November 2007
Author: Gary Braun, Brehob Corp.
Technical subject(s): Magnets, Repair procedures and tips

Motor starting capabilities and considerations

Published: September 2007
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): N/A

The IECEx Certified Service Facilities Program

Published: September 2007
Author: John S. Allen, Dowding & Mills PLC
Technical subject(s): N/A

Voltage stress: Not as simple as it sounds

Published: August 2007
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): N/A

Surge testing of DC motor and generator armatures

Published: July 2007
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Alternators/generators, Armatures, Motor testing

On-site service tips can make job easier

Published: June 2007
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Repair procedures and tips

Ampacity of lead wire and bus bar: Variables to consider

Published: May 2007
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Design/theory/application, Wire

Surge testing anomalies: Helpful tips to prevent problems

Published: April 2007
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Motor testing

Motor and drive system resonance problems and solutions

Published: March 2007
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Base/soleplate/foundation, Vibration

Vibration analysis of motors in the service center

Published: March 2007
Author: Dan Patterson, Flanders Electric Motor Service, Inc.
Technical subject(s): Vibration

Interpole strength: Determining correct number of circuits

Published: February 2007
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Interpoles

Using a cost-efficient regenerative dynamometer

Published: February 2007
Author: Bill Colton, Baldor Electric Co., A Member of the ABB Group
Technical subject(s): Motor testing

Relationship of torque to motor shaft size

Published: January 2007
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Design/theory/application, Shafts

Assessing soleplate condition and restoration

Published: December 2006
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Base/soleplate/foundation

Interpole shims: Proper placement prevents arcing

Published: November 2006
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Interpoles

DC generator woes: Why won't it generate?

Published: October 2006
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Alternators/generators, Troubleshooting & failure analysis

Dynamic balancing of rotors and armatures

Published: September 2006
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Armatures, Balancing, Rotors

Fabrication et installation d’un nouvel arbre de moteur

Published: September 2006
Author: Tucker Woodson, Rockwell Automation
Technical subject(s): Design/theory/application, Repair procedures and tips, Shafts

How to determine rotor bar current

Published: August 2006
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Repair procedures and tips, Rotors

Internal Connection Diagrams for Three-Phase Electric Motors

Published: August 2006
Technical subject(s): Winding connections
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Tips for test running motors with roller bearings

Published: July 2006
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Motor testing, Repair procedures and tips, Roller bearings

Volatile organic compounds (VOCs): How to reduce or eliminate them in your service center

Published: June 2006
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Service center equipment

How to supplement your available voltage supply

Published: May 2006
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Service center equipment

Trickle heating is a practical option to prevent condensation

Published: April 2006
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Motor storage

Get the most from your call for technical support

Published: March 2006
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Repair procedures and tips, Troubleshooting & failure analysis

Instruments and tools for testing brushless servo motors

Published: March 2006
Author: Luther (Red) Norris, Quality Solutions Co., LLC
Technical subject(s): Service center equipment, Servo motors

Form coil rewind tips for motors 6 kV and above

Published: February 2006
Author: Chuck Yung, EASA Senior Technical Support Specialist
Technical subject(s): Form wound, Repair procedures and tips

Use Marketing Manual to develop growth

Published: February 2006
Author: Trevor Armstrong, Wazee Electric Co.
Technical subject(s): N/A

Basic electric motor bearing types, loads and applications

Published: January 2006
Author: Cyndi Nyberg Esau, Former EASA Technical Support Specialist
Technical subject(s): Bearings, Design/theory/application

Use benchmarking information to compare, set goals for profitability

Published: January 2006
Author: Steve Rossiter, C.W. Silver Industrial Services
Technical subject(s): N/A

Speed-torque characteristics of three-phase motors

Published: December 2005
Author: Tom Bishop, P.E., EASA Senior Technical Support Specialist
Technical subject(s): Design/theory/application

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