RSAW Mechanical Repair Fundamentals of Electric Motors

Mechanical Repair Fundamentals
of Electric Motors

Instruction by EASA

2 Days was $1,000 - NOW $500

Date: May 20 & 21, 2024

8AM - 4PM

This training course covers the basic mechanical aspects of motor repair. 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.

Course Highlights include:

• 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

  • 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

Course manuals are provided for all attendees. Student break snacks and drinks as well as lunch are included on both course days. Lodging is available at area hotels in St. Francisville or Zachary, LA.