Air Manager fan is unable to rotate at the desired speed - ER86

The Air Manager fan is unable to reach the desired speed.

This could be due to:

  • An object is physically obstructing the rotation of the Air Manager fan.
  • There is not enough space behind the Air Manager.
  • External ventilation is interfering with the Air Manager fan control.
  • There is an error in the software controlling the Air Manager fan.
  • The Air Manager fan is defective.

To resolve the error, please do the following:

  1. Ensure the Air Manager fan is clear of unwanted objects and debris. If necessary, clean the Air Manager fan.
  2. Ensure there is at least 10 cm clearance behind the Air Manager.
  3. Ensure the Ultimaker S5 is running the latest firmware. Check for the latest firmware at

If the problem persists, please contact your local service provider for assistance.