Providing our customers with electrical apparatus sales, service, engineering and machining!

120 Merrow Road
Auburn, ME 04211
(207) 784-7341

40 Target Industrial Circle
Bangor, ME 04401
(207) 945-9487

AC Electric Services

AC & DC motor overhauls and rewinds

Electric motor repair is one of AC Electrics core services. We understand that when your AC motor is down, productivity is at a standstill. That’s why we pride ourselves on repairing or replacing your motor quickly and at the best value.

Since 1950, we’ve consistently invested in the tools and training to make AC Electric the area leader in DC and AC motor repair, motor rewind, vibration monitoring, electric motor testing and analysis.

Whether it’s basic balancing and alignment or something more complicated, our seasoned technicians work to find the best, most economical solution for your motor repair needs. We even keep crucial repair parts in-stock to keep turnaround times to a minimum.

From simple overhauls on 3-phase fractional H.P. motors to complete rewinds of AC motors up to 7500 H.P.  at voltages to 13.8 kv and full-line DC motor rebuilds, you can depend on AC Electric for the industry standard in service and repair.

With more than 40,000 sq. ft. of shop space including a 20-ton lifting capacity, AC Electric can handle even the largest AC & DC motors, generators, pumps and related mechanical equipment. And with the largest dynamometer in the area, an in-house VPI system and state-of-the-art equipment, AC Electric can repair motors that other shops simply can’t accommodate.

AC Electric AC Motor Repair Process

Timeline

Feb 2022

Inspection

Inspection

Inspection is the first step in evaluating the condition of the motor. Our expert technicians perform a multitude of tests to detect the source of the concern, diagnose the current problem, and expose potential further issues.

Feb 2022

Cleaning & Baking

Cleaning & Baking

Next, the motor, including the stators, rotors and all other parts, are cleaned and the windings are baked to remove all moisture. Sometimes this is done during inspection to fully evaluate the motor properly.

Feb 2022

Repair

Repair

The repair process depends on the AC motor diagnosis and the type of motor. Repairs can include: a simple bearing change, motor capacitor replacement, replacing worn components such as brushes, bearings, switches, cooling fans, rewinding both stators and armatures and more!

Feb 2022

Testing

Testing

We test our motors by reproducing actual working conditions as closely as possible. We test all of our motors up to full speed and full voltage.