A Plus Electric Motor Repair, Inc. repairs Mitsubishi Electric servo motors, spindle motors and inverters at our shop in St. Charles, Illinois. Mitsubishi Electric motion control runs CNC machine tools, packaging equipment and automated lines across the Midwest. We repair Mitsubishi Electric equipment for customers throughout northern Illinois, northwest Indiana and southern Wisconsin.
- AC servo motors, spindle motors and inverters
- Rewinding, balancing and machining done in house
- EASA member shop, with a lead rewinder who has been rewinding motors since the 1970s
- Standard repairs in 7 to 10 days, rush repairs in 3 to 5 days
- One-year repair warranty
- Free pickup and delivery within 50 miles of St. Charles
Mitsubishi Electric Equipment We Repair
- MELSERVO AC servo motors
- CNC spindle motors
- Servo motors with absolute encoders
- Servo motors with holding brakes
- FR-series inverters (VFDs)
Our Mitsubishi Electric Repair Process
- Incoming inspection. We record the model and serial number, feedback type and the reported fault.
- Electrical testing. Winding resistance, insulation and surge testing, plus checks of the encoder or resolver and the holding brake.
- Teardown and failure analysis. We inspect bearings, seals, shaft, magnets and connectors for contamination and wear.
- Written quote. You receive a repair quote, and a replacement option when one is faster or more economical.
- Repair. Bearings, seals, brake, connectors and windings as required, with the feedback device realigned to the motor.
- Final testing before the motor is returned.
Common Reasons Mitsubishi Electric Servo Motors Come In
- Encoder faults and absolute encoder errors
- Bearing failure and noise
- Coolant and oil contamination on machine tool motors
- Holding brake failure
- Winding shorts and insulation breakdown
- Damaged connectors and cables
What to Send for a Quote
Send a photo of the motor’s label. On Mitsubishi Electric servo motors, the model number identifies the series, capacity, encoder and options. Include the alarm number from the drive or CNC control, and how quickly you need the motor back.
Frequently Asked Questions
Do you repair Mitsubishi spindle motors?
Yes. We repair spindle motors for CNC machining centers and lathes, including bearings, windings and balancing. See our servo and spindle motor repair page.
Do you repair Mitsubishi inverters?
Yes. We repair VFDs, including Mitsubishi FR-series inverters, and can supply a replacement drive when repair is not the faster option.
Is there Mitsubishi Electric repair near me?
Our shop is in St. Charles, Illinois. Pickup and delivery are free within 50 miles, which covers most of the Chicago area and the Fox Valley. We also serve Rockford, northwest Indiana and southern Wisconsin. See our full service area.
What if a Mitsubishi Electric servo motor fails after hours?
Call our 24-hour emergency line at (630) 283-8433.
Related Resources
- Servo and spindle motor repair
- Kollmorgen servo motor repair
- On-site services
- All motor brands we repair
Contact
A Plus Electric Motor Repair, Inc.
3483 Swenson Ave, St. Charles, IL 60174
Office: (630) 283-3569, Monday through Friday 8:00 AM to 4:30 PM, Saturday 8:00 AM to 12:00 PM
24-hour emergency line: (630) 283-8433
Request a Mitsubishi Electric repair quote
Mitsubishi Electric and MELSERVO are trademarks of Mitsubishi Electric Corporation. A Plus Electric Motor Repair, Inc. is an independent repair facility and is not affiliated with or authorized by the manufacturer.