iRobot i3 / i4 (RVD-Y1) how to reboot the robot

When an error in the chart tells you to reboot the robot.

Steps

1. Press and hold the button for about 20 seconds.
2. Run the robot again.

Source: Error 36: dock maintenance Source: Error 36: dock maintenance, p. 1

Used for

• Error 21: The robot lost communication with its mobility board.
• Error 25: The robot has an internal board error.
• Error 32: The Smart Map version on the robot does not match the map saved in the app.
• Error 34: The robot has an internal communications error.
• Error 38: The robot has a power communications issue.
• Error 39: The robot has a power communications issue.
• Error 47: The robot calibration is invalid.
• Error 48: The robot calibration is invalid.

Other i3 / i4 (RVD-Y1) procedures

• How to empty the binWhen the light ring sweeps red toward the rear or the robot picks up less debris.
• How to clean the filterWhen the filter is due for cleaning: once a week, twice a week with a pet.
• How to wash the binWhen the bin needs washing.
• How to clean the front caster wheelEvery 2 weeks.
• How to clean the full bin sensorsEvery 2 weeks.
• How to clean the edge-sweeping brushOnce a month, twice a month with a pet.
• How to clean the multi-surface brushesOnce a month, twice a month with a pet.
• How to clean the sensors and charging contactsOnce a month.
• How to turn the robot off for long-term storageWhen the robot will be stored for a long time.

Sources

1. Roomba i3 / i4 Owner's Guide (EN/FR/ES, en-US edition). iRobot Corporation. Document RVD-Y1, revision Undated download, 13 pages, en. prod-help-content.care.irobotapi.com (PDF). Retrieved 13 November 2026.
2. The Roomba i Series Error Messages Chart. iRobot Corporation. Document Article 19553, revision Undated web article, 1 pages, en. homesupport.irobot.com. Retrieved 13 November 2026.
3. Charging Error Chart: All Roomba and Braava Models. iRobot Corporation. Document Article 19598, revision Undated web article, 1 pages, en. homesupport.irobot.com. Retrieved 13 November 2026.
4. Error 36, Roomba i, j Series and Combo 10 Max. iRobot Corporation. Document Article 31109, revision Undated web article, 1 pages, en. homesupport.irobot.com. Retrieved 13 November 2026.

Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.

Applies to

i3 (variant RVD-Y1), i4. North America.

Source

Roomba i3 / i4 Owner's Guide (EN/FR/ES, en-US edition), RVD-Y1 revision Undated download; The Roomba i Series Error Messages Chart, Article 19553 revision Undated web article; Charging Error Chart: All Roomba and Braava Models, Article 19598 revision Undated web article; Error 36, Roomba i, j Series and Combo 10 Max, Article 31109 revision Undated web article

Last verified

13 November 2026

Handbook

iRobot Roomba i3 and i4 robot vacuum in Robot vacuums; all iRobot handbooks