Roborock S8 Pro Ultra CE - Manual (Page 13)

13
Common Issues
Problem Solution
Unable to power on
• The battery level is low. Put the robot on the charging dock and charge it before use.
• The battery temperature is too low or too high. Only use the robot within the range of 4-40°C (39-104°F).
Unable to charge
• Check the power indicator light turns on and that both ends of the power cable are properly connected.
• If contact is poor, clean the contact areas on the charging dock and the robot.
Slow charging
• When used at high or low temperatures, the robot will automatically reduce its charging speed to extend battery life.
• The charging contacts may be dirty. Wipe them with a dry cloth.
Unable to dock
• There are too many obstacles near the charging dock. Move it to an open area.
• The robot is too far from the charging dock. Place it closer and retry.
Abnormal behavior • Restart the robot.
Noise during cleaning
• The main brushes, side brush, main wheels, or omnidirectional wheel may be jammed. Turn off the robot and clean
them.
• VibraRise system abnormal. Check for jammed objects.
Unable to connect to WiFi
• WiFi is disabled. Reset the WiFi and try again.
• The WiFi signal is poor. Move the robot to an area with good WiFi reception.
• Abnormal WiFi connection. Reset the WiFi, download the latest mobile app, and retry.
• The current Roborock robot is not supported. You can find supported models in the app.
• Unable to connect to WiFi abruptly. There may be an error with your router settings. Contact Roborock customer
service for additional support.
Poor cleaning ability or dust falling out
• The dustbin is full and needs emptying.
• The filter is blocked and needs cleaning.
• The main brushes are jammed and needs cleaning.
Scheduled cleaning is not working • Keep the robot charged. Scheduled cleaning can only begin when the battery level is above 20%.
Is power always being drawn when the robot is on
the charging dock?
• The robot will draw power while it is docked to maintain battery performance, but power consumption is minimal.
Does the robot need to be charged for at least 16
hours the first three times it is used?
• No, the robot can be used any time after it has been fully charged.
No or little water during mopping
• Check whether there is water in the water tank and use the mobile app to set the scrub intensity or check the manual
for full instructions on how to correctly install the mop cloth and mop mount.