Error 9: Filter magnet missing
Where to look: Dustbin washable filter — magnet on the filter side.
Error 9 — the washable filter magnet is missing or not detected. Replace the filter if the magnet is gone.
Picture
Quick answers
What is wrong?
Error 9 — the washable filter magnet is missing or not detected. Replace the filter if the magnet is gone.
What you might notice
- Error 9 alert
- Suction issues after filter work
Can I fix this myself?
Often yes with careful cleaning. Difficulty: easy · about 5-10 min. If unsure or it returns after parts cleaning, use mail-in repair.
What you need
- Replacement washable filter
Do this
- Remove the dustbin and take out the washable filter.
- Look for the magnet on the side of the filter.
- If you do not find a magnet, replace the filter and reinstall.
- If Error 9 continues with a correct filter, contact Roborock support.
Parts (only if cleaning fails)
- Washable filter (with magnet)
Official references
- https://support.roborock.com/hc/en-us/articles/360035731551-What-should-I-do-when-error-9-occurs