We have described the error code 21 vacuum robot cleaner Xiaomi, the causes of the malfunction, the recommendations of diagnostics and repair. For convenience, arranged in a convenient and understandable table below.
Also on our website oshibki-bytovoj-tehniki.com, you can find a lot of information on breakdowns of household appliances of many brands and types.
| Error code | Description | Causes and solution |
|---|---|---|
| 21 | It is possible for dust to settle on the contact zones of the station, or for foreign objects to get on them. | It is necessary to wipe the signal transmission area of the charging station from all foreign debris and dust. |