Dreame L10s Ultra the water level in the washboard is abnormal

Cause 1 of 5The seal on the used water tank is loose or not correctly installed. Source: FAQ, p. 25

First checkReset the seal on the used water tank manually.

Causes and checks

  1. The seal on the used water tank is loose or not correctly installed. Source: FAQ, p. 25

    1. Reset the seal on the used water tank manually.
  2. The used water tank is not installed correctly. Source: FAQ, p. 25

    1. Gently press down on the used water tank to make sure it is installed correctly.
  3. The sewage drain in the washboard may be blocked. Source: FAQ, p. 25

    1. Remove the washboard and check whether the sewage drain is blocked, and clean it.
  4. A liquid other than the officially-approved cleaner may have been added. Source: FAQ, p. 25

    1. Check the cleaner. Do not add any liquid other than the officially-approved cleaner.
  5. The problem persists after these checks. Source: FAQ, p. 25

    Dreame support Contact the after-sales service team. Contact: global.dreametech.com.

Service

If the checks above do not clear it, contact Dreame support, global.dreametech.com. Worldwide. Source: FAQ, p. 25

Other L10s Ultra problems

Sources

  1. User Manual, Dreame L10s Ultra (R2228, EN/DE/FR/IT/ES/RU/PL/HE/AR/NL). Dreame Trading (Tianjin) Co., Ltd. Document R2228, revision A09, 109 pages, en. global.dreametech.com. Listed on the manufacturer's support page. Retrieved 13 November 2026.

Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.

Applies to
L10s Ultra (variants RLS6LADC; RCS9). Europe.
Source
User Manual, Dreame L10s Ultra (R2228, EN/DE/FR/IT/ES/RU/PL/HE/AR/NL), R2228 revision A09
Last verified
Handbook
Dreame L10s Ultra robot vacuum and mop in Robot vacuums; all Dreame handbooks