RoboVac’s Voice Alerts When It Encounters an Issue

Some of eufy’s RoboVac models provide users with audible voice alerts when the RoboVac encounters an issue.  In order to correctly troubleshoot and resolve specific issues of your RoboVac, please first find out the exact voice alert error triggered by the RoboVac.

What Caused Voice Alert: Error 20?

This error is triggered when RoboVac’s laser sensor is blocked.  This could be caused by RoboVac’s laser sensor being blocked by mirrors or other multi-reflection objects, resulting in the sensor being unable to function normally.

How Do I Fix Voice Alert: Error 20?

To troubleshoot and fix this specific issue, please follow the steps listed below:

1. Pause the RoboVac.
2. Place the RoboVac at a new location or remove any objects in the surrounding area that are interfering with the laser ranging sensor, such as mirrors or multi-reflection objects.
3. Resume cleaning on the RoboVac to verify it is able to continue its cleaning cycle without issues.
4. Reset the RoboVac to see if it helps: How to Reset RoboVac L70 Hybrid to Factory Settings