Repairs and Service For

Refurbished Motor Sales

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ABB Motors

AEG Motors

Allen-Bradley Motors

Servo Lab Capabilities

We have documented 96 different Servo Manufacturer repair reports in our Database

We repair AC Servos, DC Servos, AC Spindles, and AC Actuators

Capable of 24-hour repairs in many cases

We have thousands of spare and rebuilt motors in our inventory for parts or exchange motors

Servo Lab Repair Procedures

Data

Motor nameplate data is recorded

Inspection

A visual inspection of any damage to the motor.

We check for

Damaged Leads/Terminals
Worn output shaft/keyways
Cracks in end bells or covers

Job Ticket

We complete to full write up off all motor data

Including

All winding tests (Resistance, Meg Ω, Continuity)
All bearing sizes
All seal sizes
Brake torque tests (Record Torque, winding resistance)
Feedback Tests (Tachometer/Encoder)

Motor Disassembly

Bearing and seal sizes are recorded
Bearing fits are measured on shaft and End bell
Brake torque is measured as well as resistance and Meg Ω
More winding tests are performed (Surge and HiPOT tests)
Stator is then washed and baked in oven
Magnets are inspected for cracks or if loose on shaft
Encoder is tested with either (Heidenhain PWM20, Sick PGT-11, or Mitchell Electronics equipment)

Assembly

New bearings are installed
New seals are installed
If required, new windings are impregnated
Brakes are rebuilt or replaced depending on manufacturer design.
Rebuilt or New encoders are installed and aligned using:
(Heidenhain PWM20, Sick PGT-11, or Mitchell Electronics equipment)

Rotor Balancing and Testing

Rotor is run through a full vibration diagnostic

Run Testing

Every Motor is Run for a minimum of 1 hour using one of our drives.
We use Siemens S110, S120, IndraDrive, AB Kinetix 300, Yaskawa 7, and AMC drives

Service Report

A Final 3-page Service Report is filled out
Pinout diagram for power and feedback is provided
Brake torque is recorded a final time for our Service Reports
A photo of nameplate and motor is attached
A motor tag is installed on motor with QR code linking Service Report and Job Histories
If requested, a YouTube link is attached to the service report of motor

Refurbished Servo and Electric Motors for Sale Online

A&C Electric has a large selection of refurbished electric and servo motors for sale online from top brands like Fanuc, Allen Bradley, Indramat, Peerless, and Siemens. These have all been refurbished by our technicians to manufacturer standards using OEM parts wherever possible. Our extensive inventory ensures you will find the right motor for your business.

If a replacement motor isn't in the budget, or you don't need a replacement right away, we also offer comprehensive servo motor repair services to bring your current motor up to manufacturer specifications. Our repair service capabilities are second to none and very competitively priced.

Other motor sales and services we offer include: