Goods Scene Troubleshooting
Dreame H12 Pro – Brush roller is stuck
The H12 Pro detects that the brush roller is jammed or unable to rotate freely.
Issue meaning
What this issue means
The H12 Pro detects that the brush roller is jammed or unable to rotate freely.
Start here
First checks
Switch the appliance off and clean the roller with the supplied cleaning brush, removing hair and debris before reinstalling and retrying.
Inspection
Area to inspect
Brush roller and surrounding brush chamber.
Goods Scene guidance
What to do next
Clear mechanical obstruction before diagnosing the roller motor or control electronics.
Practical guidance is kept separate from manufacturer wording.