The seminar address the basic mechanical aspects of motor repair. The latest edition expands the content of the origial seminar by more than 50 percent, said EASA. discussion will cover basic materials and their characteristics, loading and stresses involved, the most common failure modes and patterns, along with recommended repair practices.

Seminar highlights include

• DC machine operation explained pictorially;

• Importance of symmetry to proper performance;

• Disassembly, test, and inspection tips;

• Comparison and explanation of electrical test methods;

• Data-taking tips, with emphasis on critical information;

• Commutation and commutation difficulties;

• Armature and field winding tips;

• Field compounding;

• Assembly tips and test methods;

• Accessories, including tachometers; and

• Troubleshooting techniques

 Thi seminar will be useful to the supervisor, mechanic, winder, salesperson, and field service technician, and it will benefit anyone involved in or interested in the repair of dc motors and generators.