iRobot Roomba 570 Service Manual - Page 36
Main Brushes are thumping, Side Brush Module - tangle
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Roomba's front wheel is squeaking or dragging. Frequent panic spins (Roomba abruptly changes course with a rapid spin in either direction). Most common causes: Front wheel is clogged and cannot spin. Troubleshooting: • FRONT WHEEL Module inspection and cleaning (Appendix C). • Replace front caster wheel module if fixes fail. Main Brushes are thumping Customer observations Roomba's brushes thump (approximately once per second) on all floor types. Most common causes: The cleaning head module has entered anti-tassel behavior. The main brushes alternate between forward and reverse direction in order to escape from carpet tassels or wires. Troubleshooting: • If thumping is heard when no carpet tassels or wires are present, clean brushes. • BRUSH and FLAPPER inspection and cleaning (Appendix C). • Replace cleaning head module if fixes fail. Side Brush Module Customer observations "Please clean Roomba's Side Brush" Side brush does not spin or is intermittent. Most common causes: Something is tangled around the side brush. Troubleshooting: • SIDE BRUSH Module inspection and cleaning (Appendix C). Customer observations Side brush spins backwards. 36