Atlas Ezo Pump It does not work

I reinstalled mycodo and configured the Atlas pumps. When I enter a volume and press send, the blue led flashes first in green, red and then again in red. the pump does not move. I hope somebody can help me. (I am a beginner):sweat_smile:

Try factory resetting, per the datasheet.

how does it work? I am a Beginner

Download the datasheet

Atlas Scientific provides Python code to issue commands and receive responses from their devices. See GitHub - AtlasScientific/Raspberry-Pi-sample-code.