Troubleshooting - iRobot Roomba 900 Owner's Manual

EN

Troubleshooting

Roomba will tell you something is wrong with a two-tone distress
sound followed by a spoken message. The troubleshooting
indicator ( ) will also blink. Refer to the chart on the right to
resolve Roomba's problem. This troubleshooting information,
along with more detailed support and videos, are available
through the iRobot HOME App as well as online. If the problem is
not resolved, visit www.irobot.com/support.
Repeating Error Messages
To repeat Roomba's error message, press CLEAN. If Roomba is on,
you can also press the bumper to repeat the message.
Rebooting Instructions
For some errors, rebooting Roomba may resolve the problem.
To reboot Roomba, press and hold CLEAN for 10 seconds until
all indicators illuminate, then release. When you release the
CLEAN button, you will hear an audible tone signifying a
successful reboot.
Note:
If you use Roomba's scheduling feature, open the iRobot HOME App
after rebooting to confirm that Roomba's schedule remains intact.
28 Roomba 900 Series Owner's Guide
®
Roomba Blinks Likely Cause
and Says ...
Error 1.
Roomba is stuck
Left/Right. Place with its left or right
Roomba on a flat wheel hanging
surface then press down.
CLEAN to restart.
Error 2.
Roomba's main
Clear Roomba's extractors can't
debris extractors, turn.
then press CLEAN
to restart.
Error 5. Roomba's left or
Left/Right. Clear right wheel is stuck.
Roomba's wheel,
then press CLEAN
to restart.
Error 6. Roomba's cliff
Move Roomba to a sensors are dirty, it
new location then is hanging over a
press CLEAN to drop, or it is stuck
restart. on a dark surface.
What to Do
Ensure Roomba's wheels are
firmly on the floor. If Roomba is
on an obstacle or hanging over
a drop, start in a new location.
Otherwise, clean its side wheels
of hair and debris. Push the
wheels in and out, and check
that they both turn freely.
Remove and clean Roomba's
extractors and caps.
If Roomba is stuck, free it and
start in a new location. Clean
Roomba's side wheels of hair
and debris. Push the wheels in
and out, and check that they
both turn freely.
If Roomba is hanging over a
drop, or on a dark surface, start
in a new location. Otherwise,
wipe its cliff sensors with a
dry cloth.