Roomba 770: Err2: i already cleaned everything, including the gearbox. Help?

Hi!

I require your help regarding a problem I’m encountering.

Description:
Roomba 770 keeps stopping a few minutes into a run with Error 2, clean rollers. However, I’ve literally stripped and cleaned everything, including the gearbox and re-greased w/ white lithium grease. I have taken apart everything, vacuumed, wiped, cleaned, picked out dust bunnies from everything, popped open the gear box and completely cleaned, rebuilt with new rollers and brush yet still gives this error.

What else is missing?

Hardware concerned:
Roomba 770

Software concerned:

Troubleshooting steps already taken:

  • new parts
  • complete clean and rebuild

Additional information:

Thank you so much in advance for your help!

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Hi @surfer349 and welcome to our forum.

Error 2 means the extractors or brushes cannot turn. If the message persists after cleaning, you may need replacement brushes or extractors. Please visit the iRobot Store - Parts and Accessories or use an authorized retailer to order a part.

1 Like