Roborock Customer Service Center - Technical Support
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4. Q: What should I do when error 4 occurs?
A: Error 4 indicates that the cliff sensor is faulty: 1. Pick up any dark carpet where the error may
occur or use a virtual wall for blockage. 2. This error may occur when the cliff sensors on the
bottom are dirty or blocked. In this case, use a dry cloth to clean them.
5. Q: What should I do when error 5 occurs?
A: Error 5 indicates that the main cleaning components may be entangled with foreign matter,
or the robotic vacuum cleaner is stuck on foreign matter.
a. Remove the main brush cover to take the main brush out to clean bristle and bearing, and
put it back when finished.
b. This error may also occur when the machine is operating on some high pile carpets. Please
pick up these high pile carpets or use a virtual wall to prevent the machine operating on them.
c. This error may be due a hardware failure, which customer services inspection and
maintenance.
6. Q: What should I do when error 6 occurs?
A: Error 6 indicates that the side brush motor is overloaded because the side brush is entangled
with foreign matter. Please stop the machine and remove the foreign matters. If the problem
persists, please use a Phillips screwdriver to remove the side brush for cleaning.
7. Q: What should I do when error 7 occurs?
A: Error 7 indicates that the main wheel motor is overloaded because the main wheel is stuck:
1. Check whether the main wheel is entangled; if so, manually reverse the main wheel gently
to remove the foreign matter. 2. If the machine gets trapped and stops moving, pull the machine
out and continue cleaning. If the machine frequently gets trapped in certain areas, please use
a virtual wall or chair for blockage.
8. Q: What should I do when error 8 occurs? (Updated on January 8, 2019)
A: Error 8 indicates that the machine is trapped in a certain area: 1. The door may have been
closed with the machine inside. Please open the door and continue cleaning. 2. If the machine
gets trapped in a confined space, take the machine out and continue cleaning. If the machine
frequently gets trapped in certain areas, please use a virtual wall or chair for blockage.
a. Check if the cleaner's wheels are entangled with foreign matter.
b. Ask the user to provide a picture of the surroundings where the error occurs or a video
showing the machine rotating on the spot while cleaning (15 seconds or more). If the
error occurs in an open space, try starting the cleaner again after instructing the user
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