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Repairs and Service For

Siemens 1FT6021 Motors

Servo Motor Send-In Repair » Siemens » Siemens 1FT6 Motors » Siemens 1FT6021 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

  1. Data

    Motor nameplate data is recorded

  2. 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
  3. 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)
  4. 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)
  5. 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)
  6. Rotor Balancing and Testing

    • Rotor is run through a full vibration diagnostic
  7. 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
  8. 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

Siemens 1FT6021 Series Servo Motor List

The following Siemens servo motors are numbered 1FT6021-6AK71-XXXX from 1AA0 to 3TE5. The servos on this page are differentiated by shaft configuration, ingress protection rating, connector outlet direction, and encoder type. Each 1FT6021 servo motor shares the following technical specifications (see right).

We also have some refurbished Siemens motors on hand if you can't wait for repairs.

A&C Electric can repair any Siemens servo. Call us today at 586-469-0710

Rated Rotational Speed: 6000 RPM
Shaft Height: 28
Rated Output: 0.19 kW
Rated Torque: 0.3 Nm
Rated Current: 1.1 A
Standstill Torque: 0.4 Nm
Pole Pairs: 3
Rotor Moment of Inertia: 0.21
Weight: 1.2 kg

Your motor isn't showing up? We'll still fix it.
- Call A&C Electric for repairs (586) 469.0710 -

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41225 Irwin Rd, Harrison Township, MI 48045 USA
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