iRobot Roomba 570 Service Manual - Page 36

Main Brushes are thumping, Side Brush Module - tangle

Page 36 highlights

ƒ Roomba's front wheel is squeaking or dragging. ƒ Frequent panic spins (Roomba abruptly changes course with a rapid spin in either direction). Most common causes: ƒ 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 ƒ Roomba's brushes thump (approximately once per second) on all floor types. Most common causes: ƒ 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 ƒ "Please clean Roomba's Side Brush" ƒ Side brush does not spin or is intermittent. Most common causes: ƒ Something is tangled around the side brush. Troubleshooting: • SIDE BRUSH Module inspection and cleaning (Appendix C). Customer observations ƒ Side brush spins backwards. 36

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76

36
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.