Electric Motor Repair


A complete range of repair services are available at Dietz Electric Co., All repairs performed at Dietz electric meet or exceed the standards of the National Electrical Manufacturers Association (NEMA) Standard MG1; Electrical Apparatus Service Association (EASA); Institute of Electrical and Electronic Engineers (IEEE) Standard 112A. The Dietz Electric Co., Inc. Is certified by Underwriters Laboratories (UL) to repair explosion proof motors Class I Groups C&D, Class II Groups F& G, Division 1.

Electrical Repair

  • AC motors – Squirrel Cage & Synchronous
  • DC motors and generators
  • Alternators-brush, brushless-high frequency
  • Armatures
  • Crane motors, wound rotors
  • Servo, and brushless DC
  • Dry type transformers
  • U.L. Certified Explosion Proof repair

Mechanical Repair

  • Vertical pump motors
  • Mechanical variable speed drives
  • Gear reducers
  • Pumps centrifugal & submersible
  • Fans & blowers
  • Dynamic Balancing
  • Pyro-Cleaning

Machine Shop

  • Turning, Milling, & Grinding
  • Metalizing
  • Selective plating
  • MIG & TIG welding
  • Special shafts, flanges and adapters


  • Vibration testing and analysis
  • Dynamometer testing – fractional to 100HP
  • DC Hypotential testing
  • Surge comparison testing
  • Megger testing to 5000V
  • Coreloss testing

Electronic Repair

  • AC and DC variable speed drives
  • Servo drives
  • Programmable controllers
  • Temperature controllers

Ready to get started?

Contact us with your information. Our team will provide you with a customized quote.

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