Error description 237-13014

Error message

13014 UM: Optical waveguide connection faulty %1

Cause of error

- UM inverter or UEC compact inverter reports faults in the FO connection (fiber optic connection between controller unit and inverter)

Error correction

- Check the optical fiber connection:
- Is the green LED on?
- Is the optical fiber plug fully engaged?
- Is the tip of the optical fiber clean?
- Ensure the proper bend radius
- Exchange the optical fiber