Roborock S7 robot vacuum
- Category
- Robot vacuums
- Model number
- S7, CDZ11RR, CDZ12RR
- Region
- Worldwide
- Verified
- Error 1
- Error 2
- Error 3
- Error 4
- Error 5
- Error 6
- Error 7
- Error 8
- Error 9
- Error 12
- Error 13
- Error 14
- Error 15
- Error 16
- Error 17
- Error 18
- Error 21
- Error 22
- Error 23
- Error 27
- Error 28
- Filter blocked or wet
- No-go zone or Invisible Wall detected
- Cannot cross carpet
- Internal error
- Power indicator flashing red
- Power indicator breathing
- WiFi indicator off
- WiFi indicator flashing slowly
- WiFi indicator flashing quickly
- WiFi indicator steady
- The robot will not power on
- The robot will not charge
- The robot charges slowly
- The robot cannot dock
- The robot behaves abnormally
- The robot is noisy during cleaning
- The robot cannot connect to WiFi
- Poor cleaning or dust falling out
- Scheduled cleaning is not working
- No or little water while mopping
- Cleaning does not resume after recharging
- The robot cannot return to the dock after spot cleaning or being moved
- The robot misses certain spots
- The water tank takes a long time to fill
- How to reset the WiFi connection
- How to restore the robot to factory settings
- How to clean the main brush
- How to clean the side brush
- How to clean the omni-directional wheel
- How to empty and clean the dustbin
- How to clean the washable filter
- How to empty and rinse the water tank
- How to clean the VibraRise mop cloth
- How to clean the robot sensors
- How to clean the charging contacts
Nothing on this page matches. Search all models
Error codes
| Code | Meaning | Checks |
|---|---|---|
| Error 1 | The LiDAR turret or laser is blocked. | Checks |
| Error 2 | The bumper is stuck. | Checks |
| Error 3 | The wheels are suspended. | Checks |
| Error 4 | A cliff sensor reports an error. | Checks |
| Error 5 | The main brush is jammed. | Checks |
| Error 6 | The side brush is jammed. | Checks |
| Error 7 | The wheels are jammed. | Checks |
| Error 8 | The robot is trapped. | Checks |
| Error 9 | The dustbin is missing. | Checks |
| Error 12 | The battery is low. | Checks |
| Error 13 | The robot has a charging error. | Checks |
| Error 14 | The robot reports a battery error. | Checks |
| Error 15 | The wall sensor is dirty. | Checks |
| Error 16 | The robot is tilted. | Checks |
| Error 17 | The side brush has an error. | Checks |
| Error 18 | The fan has an error. | Checks |
| Error 21 | The vertical bumper is pressed. | Checks |
| Error 22 | The dock locator has an error. | Checks |
| Error 23 | The robot could not return to the dock. | Checks |
| Error 27 | The VibraRise system is jammed. | Checks |
| Error 28 | The robot is on carpet. | Checks |
| Filter blocked or wet | The filter is blocked or wet. | Checks |
| No-go zone or Invisible Wall detected | The robot is in a no-go zone or at an Invisible Wall. | Checks |
| Cannot cross carpet | The robot cannot cross carpet. | Checks |
| Internal error | The robot has an internal error. | Checks |
| Power indicator flashing red | The robot has an error. | Checks |
| Power indicator breathing | The robot is charging. | Checks |
| WiFi indicator off | WiFi is disabled. | Checks |
| WiFi indicator flashing slowly | The robot is waiting for a WiFi connection. | Checks |
| WiFi indicator flashing quickly | The robot is connecting to WiFi. | Checks |
| WiFi indicator steady | The robot is connected to WiFi. | Checks |
Roborock codes on other models
Error 1
Error 1: The LiDAR turret or laser is blocked. The LiDAR turret or laser is blocked.
- Check for an obstruction and retry.
Source Source: Errors, p. 38
Error 2
Error 2: The bumper is stuck. The bumper is stuck.
- Clean the bumper and tap it lightly to release it.
Source Source: Errors, p. 38
Error 3
Error 3: The wheels are suspended. The wheels are suspended.
- Move the robot and restart it.
Source Source: Errors, p. 38
Error 4
Error 4: A cliff sensor reports an error. A cliff sensor reports an error.
- Clean the cliff sensors.
- Move the robot away from drops and restart it.
Source Source: Errors, p. 38
Error 5
Error 5: The main brush is jammed. The main brush is jammed.
- Clean the main brush and its bearings.
Source Source: Errors, p. 38
Error 6
Error 6: The side brush is jammed. The side brush is jammed.
- Remove and clean the side brush.
Source Source: Errors, p. 38
Error 7
Error 7: The wheels are jammed. The wheels are jammed.
- Move the robot and restart it.
Source Source: Errors, p. 38
Error 8
Error 8: The robot is trapped. The robot is trapped.
- Clear the obstacles around the robot.
Source Source: Errors, p. 38
Error 9
Error 9: The dustbin is missing. The dustbin is missing.
- Install the dustbin and the filter.
Source Source: Errors, p. 38
Error 12
Error 12: The battery is low. The battery is low.
- Recharge the robot and retry.
Source Source: Errors, p. 38
Error 13
Error 13: The robot has a charging error. The robot has a charging error.
- Clean the charging contacts and retry.
Source Source: Errors, p. 38
Error 14
Error 14: The robot reports a battery error. The robot reports a battery error.
Source Source: Errors, p. 38
Error 15
Error 15: The wall sensor is dirty. The wall sensor is dirty.
- Clean the wall sensor.
Source Source: Errors, p. 38
Error 16
Error 16: The robot is tilted. The robot is tilted.
- Move the robot to level ground and restart it.
Source Source: Errors, p. 39
Error 17
Error 17: The side brush has an error. The side brush has an error.
- Reset the robot.
Source Source: Errors, p. 39
Error 18
Error 18: The fan has an error. The fan has an error.
- Reset the robot.
Source Source: Errors, p. 39
Error 21
Error 21: The vertical bumper is pressed. The vertical bumper is pressed.
- Move the robot and retry.
Source Source: Errors, p. 39
Error 22
Error 22: The dock locator has an error. The dock locator has an error.
- Clean the dock locator and retry.
Source Source: Errors, p. 39
Error 23
Error 23: The robot could not return to the dock. The robot could not return to the dock.
- Clean the dock location beacon and retry.
Source Source: Errors, p. 39
Error 27
Error 27: The VibraRise system is jammed. The VibraRise system is jammed.
- Check for obstructions.
Source Source: Errors, p. 39
Error 28
Error 28: The robot is on carpet. The robot is on carpet.
- Move the robot to the floor and retry.
Source Source: Errors, p. 39
Filter blocked or wet
Filter blocked or wet. The filter is blocked or wet.
- Clean the filter, dry it and retry.
Source Source: Errors, p. 39
No-go zone or Invisible Wall detected
No-go zone or Invisible Wall detected. The robot is in a no-go zone or at an Invisible Wall.
- Move the robot away from this area.
Source Source: Errors, p. 39
Cannot cross carpet
Cannot cross carpet. The robot cannot cross carpet.
- Move the robot across the carpet and restart it.
Source Source: Errors, p. 39
Internal error
Internal error. The robot has an internal error.
- Reset the robot.
Source Source: Errors, p. 39
Power indicator flashing red
Power indicator flashing red quickly with a voice alert. The robot has an error.
- Find the error in the list on this page and follow its solution.
- After resolving the error, relocate the robot and restart cleaning.
Source Source: Errors, p. 38
Power indicator breathing
Power indicator breathing while the robot charges. The robot is charging.
WiFi indicator off
WiFi indicator off. WiFi is disabled.
WiFi indicator flashing slowly
WiFi indicator flashing slowly. The robot is waiting for a WiFi connection.
WiFi indicator flashing quickly
WiFi indicator flashing quickly. The robot is connecting to WiFi.
WiFi indicator steady
WiFi indicator steady. The robot is connected to WiFi.
Problems
- The robot will not power on2 causes in the manual. First: the battery level is low.
- The robot will not charge2 causes in the manual. First: the dock may not be receiving power.
- 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.
The robot behaves abnormally
The robot behaves abnormally without showing an error. Source: Common Issues, p. 40
- Restart the robot.
Scheduled cleaning is not working
The battery level is below 20%; scheduled cleaning can only begin above 20%. Source: Common Issues, p. 41
- Keep the robot charged.
No or little water while mopping
The water tank may be empty, or the scrub intensity or the mop cloth installation needs checking. Source: Common Issues, p. 41
- Check whether there is water in the water tank and use the mobile app to set the scrub intensity.
- Check the mop cloth and mop cloth mount are installed correctly, following the manual.
The robot cannot return to the dock after spot cleaning or being moved
After 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. Source: Common Issues, p. 41
- Place the robot on the charging dock manually.
The robot misses certain spots
The wall sensor or cliff sensors may be dirty. Source: Common Issues, p. 41
- Wipe them with a soft dry cloth.
The water tank takes a long time to fill
The filter may be blocked. Source: Common Issues, p. 41
- Clean the filter.
The robot draws power while on the dock
The robot draws power while docked to maintain battery performance, but the consumption is minimal. Source: Common Issues, p. 41
The robot needs charging for 16 hours before the first uses
No. The robot can be used any time after it has been fully charged. Source: Common Issues, p. 41
How-to
- How to reset the WiFi connectionWhen the robot cannot connect to the app or must be added as a new device.
- How to restore the robot to factory settingsWhen the robot does not work after a system reset.
- How to clean the main brushEvery 2 weeks.
- How to clean the side brushOnce a month.
- How to clean the omni-directional wheelAs required.
- How to empty and clean the dustbinAs needed.
- How to clean the washable filterEvery 2 weeks.
- How to empty and rinse the water tankAs needed.
- How to clean the VibraRise mop clothAfter each use.
- How to clean the robot sensorsOnce a month.
- How to clean the charging contactsMonthly.
Maintenance
Settings
| Setting | Options | Notes | Source |
|---|---|---|---|
| WiFi band | 2.4GHz only | Source: Connect to the App: Add device, p. 22 |
Parts and consumables
| Item | Replace or refill | Specification | Source |
|---|---|---|---|
| Main brush | Every 6-12 months | Brush under the main brush cover. | Source: Routine Maintenance, p. 27 |
| Side brush | Every 3-6 months | Brush held by one screw. | Source: Routine Maintenance, p. 27 |
| Washable filter | Every 6-12 months | Filter under the filter cover. | Source: Routine Maintenance, p. 27 |
| VibraRise mop cloth | Every 3-6 months | Mop cloth on the VibraRise mop cloth mount. | Source: Routine Maintenance, p. 27 |
Specifications
The user manual covers the roborock S7 with a charging dock model CDZ11RR or CDZ12RR. Source: Basic Parameters, p. 37
When an error occurs, the power indicator flashes red quickly and a voice alert sounds; the manual lists 21 numbered errors between 1 and 28. Source: Errors, p. 38
After resolving an error, relocate the robot and restart cleaning; after a sensor error, clean the sensor and retry. Source: Errors, p. 38
A robot left in an error state for over 10 minutes goes to sleep, and placing it on the charging dock in an error state stops the current cleanup. Source: Instructions: Error, p. 25
| Battery | 14.4V/5200mAh lithium battery | Source: Basic Parameters, p. 37 |
|---|---|---|
| Charging time | Less than 6 hours | Source: Basic Parameters, p. 37 |
| Dimensions | 353×350×96.5mm | Source: Basic Parameters, p. 37 |
| Weight | Approx. 4.7kg | Source: Basic Parameters, p. 37 |
| Rated input | 20VDC 1.2A | Source: Basic Parameters, p. 37 |
| WiFi | WiFi Smart Connect | Source: Basic Parameters, p. 37 |
| Operating temperature | 4-40°C (39-104°F) | Source: Common Issues, p. 40 |
| Serial number | On a sticker on the underside of the robot | Source: Basic Parameters, p. 37 |
Recalls
No exact-model match for S7 in the U.S. Consumer Product Safety Commission recall database, checked . Recalls can name model families, so also check current recalls for Roborock.
Service contact
Roborock after-sales service, support.roborock.com. US and non-Europe: support@roborock.com; Europe: support@roborock-eu.com. Source: Errors, p. 39
Sources
- Roborock S7 Robotic Vacuum Cleaner User Manual. Beijing Roborock Technology Co., Ltd. Document roborock S7, revision Undated download (PDF created 2021-03-21), 46 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.
All Roborock handbooks. Report an error to hello@modelhandbook.com.