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Mechanical Repair Fundamentals of Electric Motors, 2nd Edition

Course length: 
Two days
Topic(s): 
AC
DC
Alignment
Balancing
Bearings
Lubrication
Mechanical
Repair tips/procedures
Shafts
Course description

About the program
"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

READ MORE ABOUT THE VALUABLE BOOK PROVIDED WITH THIS SEMINAR!

Instructor(s) available to teach the course: 
Tom Bishop, P.E., EASA Senior Technical Support Specialist
Jim Bryan, EASA Technical Support Specialist
Chuck Yung, EASA Senior Technical Support Specialist
Cost
Chapter/Region fee (+expenses): 
$3000 + $40/student
Member company fee (+expenses): 
$4000 + $40/student
Nonmember fee (+expenses): 
$7000 + $40/student
Maximum number of students: 
30
(Additional fees may apply if travel time exceeds 5 hours. Contact EASA for details.)
Condensed course alternatives
Available as a condensed course: 
Yes
Condensed courses available: 

Also available in half day sessions.

Motor Disassembly & Inspection (Half day)
- Chapter/Region fee (+ expenses): $750 + $25/student
- Member company fee (+ expenses): $1200 + $25/student
- Non-member fee (+ expenses): $2000 + $25/student

Shaft Repair Considerations & Motor Dynamics (Half day)
- Chapter/Region fee (+ expenses): $750 + $25/student
- Member company fee (+ expenses): $1200 + $25/student
- Non-member fee (+ expenses): $2000 + $25/student

Bearings & Bearing Housing Repair (Half day)
- Chapter/Region fee (+ expenses): $750 + $25/student
- Member company fee (+ expenses): $1200 + $25/student
​- 
Non-member fee (+ expenses): $2000 + $25/student