This repair guide explains how to replace (or clean and lubricate) the main brush casing gears on a 500 series Roomba. For details on how to first disassemble your Roomba, please see Roomba 500 Series Servicing and Repair Guide Chapter 3: How to Open Up Roomba. Some of the 500 series Roombas are p
This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/chapter-7-how-to-replace-roomba-500-series-main-brush-casing-gears