iRobot Roomba 570 Service Manual page 36

Most common causes:
Troubleshooting:
Main Brushes are thumping
Customer observations
Most common causes:
Troubleshooting:
Side Brush Module
Customer observations
Most common causes:
Troubleshooting:
Customer observations
Roomba's front wheel is squeaking or dragging.
Frequent panic spins (Roomba abruptly changes course with a rapid spin
in either direction).
Front wheel is clogged and cannot spin.
•
FRONT WHEEL Module inspection and cleaning (Appendix C).
•
Replace front caster wheel module if fixes fail.
Roomba's brushes thump (approximately once per second) on all floor
types.
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.
• 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.
"Please clean Roomba's Side Brush"
Side brush does not spin or is intermittent.
Something is tangled around the side brush.
• SIDE BRUSH Module inspection and cleaning (Appendix C).
Side brush spins backwards.
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