Roborock S7Error 9Error 9 — cause and how to fix it
Error code: Error 9
Error 9 on the Roborock S7 usually points to a problem with the side brush.
How to fix S7 Error 9
- 1
This can happen if the side brush gets tangled with debris, preventing it from spinning, or if the side brush motor is failing.
- 2
Remove the side brush, clean any tangled hair or debris from the brush and the post it attaches to.
- 3
Check the small motor underneath for any blockages.
- 4
If cleaning doesn't fix it, the side brush module or motor will likely need replacement.
- 5
A replacement side brush module costs around $10-20.
What this repair uses
Roborock S7 side brush module
Take it out, clean it, and seat it again before you replace it. If the error stays, this is the part to change.
Frequently asked questions
What does Roborock S7 Error 9 mean?
Error 9 on the Roborock S7 usually points to a problem with the side brush.
Is this a hard repair to do myself?
Most of the steps above take 20-40 minutes with basic tools like a screwdriver. If you'd rather not open the unit yourself, contact the official support line below instead.
What part do I need?
You'll need a Roborock S7 side brush module. Compatible aftermarket parts are widely available on AliExpress and typically cost $8-60 depending on the part.
How do I contact Roborock support?
Roborock Korea official customer support. 1-year warranty. Phone: 1566-5534
Official support
Roborock Korea official customer support. 1-year warranty.
Online support
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