Roborock S4 Max - Manual (Page 34)

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FAQs
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
If the charging dock is not receiving power, check that both ends of the power cable are properly connected.
If contact is poor, clean the contact areas of the charging dock and the robot.
Power is restored when the power indicator light turns on.
Slow charging
When used at high or low temperatures, the robot will automatically reduce its charging speed to extend
battery life.
Charging contacts may be dirty. Clean them with a dry cloth.
Unable to return 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 brush, side brush, or main wheels may jammed. Turn off the robot and clean them.
If the omnidirectional wheel is jammed, use a screwdriver to remove it for cleaning.
Poor cleaning performance and/or
leaking dust
The Dustbin is full and needs emptying.
The Filter is blocked and needs cleaning.
The main brush is dirty. Clean it and retry.
Unable to connect to WiFi
WiFi is disabled. Reset the WiFi and try again.
WiFi signal is poor. Make sure that the robot is in an area with good WiFi signal reception.
Abnormal WiFi connection. Reset the WiFi, download the latest mobile app and retry.
The current device is not supported. You can find supported models inside the app.
Unable to connect to WiFi. There may be an error with your router settings. Contact Roborock customer
service for help with troubleshooting.
Problem Solution