Roborock S7 MaxV (S270RR) the robot will not charge
Cause 1 of 2The dock may not be receiving power. Source: Common Issues, p. 13
First checkCheck that the power indicator light turns on and both ends of the power cable are properly connected.
Causes and checks
The dock may not be receiving power. Source: Common Issues, p. 13
- Check that the power indicator light turns on and both ends of the power cable are properly connected.
The contact between the dock and the robot is poor. Source: Common Issues, p. 13
- Clean the contact areas on the charging dock and the robot.
All 2 causes checked. Contact the manufacturer.
Other S7 MaxV (S270RR) problems
- The robot will not power on2 causes in the manual. First: the battery level is low.
- The robot charges slowly2 causes in the manual. First: the robot is used at high or low temperatures and automatically reduces its charging speed to extend battery life.
- The robot cannot dock2 causes in the manual. First: too many obstacles are near the charging dock.
- The robot behaves abnormallyThe robot behaves abnormally without showing an error.
- The robot is noisy during cleaning2 causes in the manual. First: the main brush, side brush, main wheels or omni-directional wheel may be jammed.
- The robot cannot connect to WiFi5 causes in the manual. First: wiFi is disabled.
- Poor cleaning or dust falling out3 causes in the manual. First: the dustbin is full.
- Scheduled cleaning is not workingThe battery level is below 20%; scheduled cleaning can only begin above 20%.
- No or little water while moppingThe water tank may be empty, or the scrub intensity or the mop cloth installation needs checking.
- Cleaning does not resume after recharging2 causes in the manual. First: the robot is in DND mode, which prevents cleanup.
- The robot cannot return to the dock after spot cleaning or being movedAfter spot cleaning or a significant position change the robot regenerates the map; if the dock is too far away it may not return to recharge.
- The robot misses certain spotsThe wall sensor or cliff sensors may be dirty.
- The water tank takes a long time to fillThe filter may be blocked.
Sources
- Roborock S7 MaxV Robotic Vacuum Cleaner User Manual. Beijing Roborock Technology Co., Ltd. Document S270RR, revision Undated download (PDF created 2022-03-09), 14 pages, en. support.roborock.com. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.