Goods Scene Troubleshooting
Dreame H12 Dual – Suction power is weak
Pickup performance is weaker than normal.
Issue meaning
What this issue means
Pickup performance is weaker than normal.
Start here
First checks
Make sure the filter is clean and completely dry, the dirt container is empty, the roller, roller cover and filter are installed correctly, hair and debris are removed from the roller and floor-brush outlet, and the air ducts and tank pipe are free of foreign objects.
Inspection
Area to inspect
Filter, dirt container, roller and cover, floor-brush outlet, air ducts and tank pipe.
Goods Scene guidance
What to do next
Rule out wet filters, installation errors and airflow restrictions before considering motor or fan failure.
Practical guidance is kept separate from manufacturer wording.