Course length: Two days
Available as a condensed course: Available in half day sessions (see list)
Maximum number of students: 30

Course description

"Mechanical Repair Fundamentals of Electric Motors, 2nd Edition" addresses the basic mechanical aspects of motor repair. This latest edition expands the content of the original seminar by more than 50%!

Discussion will cover basic materials and their characteristics, the loading and stresses involved, the most common failure modes and patterns along with recommended repair practices as they relate to applications.

Seminar highlights

• Inspection & Disassembly
  • Disassembly tips & procedures
  • Time- and labor-saving ideas
• Enclosures
  • Suitability of various designs
  • Frame repair methods
  • Fans and air deflectors
• Shafts
  • Step-by-step replacement procedures
  • Materials and design features
  • Fits, clearances and importance of finish
• Rotors
  • Aluminum vs. copper
  • Material/construction
  • Performance characteristics
• Bearings
  • Types: ball, roller, sleeve, hydrodynamic
  • Installation and handling
  • Special modifications:
    • Roller-to-ball conversion
    • Vertical mounting of horizontal motors
    • Severe duty applications
  • Lubrication systems
  • Sleeve bearing repair
• Seals
  • Labyrinth seal design
  • Repair methods
  • Aftermarket seal modifications: lip seals, non-contact bearing isolators
• Assembly
  • Horizontal motors
  • Vertical motors
• Motor Dynamics
  • Alignment (internal and external)
  • Importance of air gap
  • Dynamic balancing (emphasis on 2-poles)
• Special Sections
  • Shaft currents and corrective measures
  • Explosion-proof motor repair

Instructor(s) available to teach the course: 

• Tom Bishop, P.E., EASA Senior Technical Support Specialist
• Jim Bryan, EASA Technical Support Specialist (retired)
• Chuck Yung, EASA Senior Technical Support Specialist

Cost

• Chapter/Region fee (+expenses): $3000 + $40/student
• Member company fee (+expenses): $4000 + $50/student
• Nonmember fee (+expenses): $7000 + $60/student
• (Additional fees may apply if travel time exceeds 5 hours. Contact EASA for details.)

To schedule a private seminar for your group, contact:

Dale Shuter, CMP
Meetings & Expositions Manager
+1 314 993 2220, Ext. 3335
dshuter@easa.com

In addition to the seminar fees, the seminar sponsor will be responsible for:

• All seminar promotion involved
• Breaks (if provided)
• Meeting room (approx. 1,000 square feet)
• Instructor's travel and living expenses
• Audio/visual equipment
• Shipping costs of materials
• Meals (if provided)