Eufy RoboVac 35Cnot chargingnot charging — cause and how to fix it
Error code: not charging
If your 35C isn't charging, the charging contact pads on the base or the robot are likely oxidized.
How to fix RoboVac 35C not charging
- 1
Scrub them with a bit of rubbing alcohol and a soft eraser to restore the connection.
- 2
If it still doesn't juice up, the internal battery is likely dead, which costs about $25-35 to replace.
What this repair uses
Eufy RoboVac 35C battery pack 2600mAh
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 Eufy RoboVac 35C not charging mean?
If your 35C isn't charging, the charging contact pads on the base or the robot are likely oxidized.
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 Eufy RoboVac 35C battery pack 2600mAh. Compatible aftermarket parts are widely available on AliExpress and typically cost $8-60 depending on the part.
How do I contact Eufy support?
Eufy Korea support via phone or KakaoTalk @anker. 1-year warranty on units, 6 months on batteries. Phone: 1666-8470
Official support
Eufy Korea support via phone or KakaoTalk @anker. 1-year warranty on units, 6 months on batteries.
Online support
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