Use and Care Manual

Roomba
®
900 Series Owner’s Guide 29
EN
Roomba Blinks
and Says …
Likely Cause What to Do
Error 8.
Please open the
iRobot App for help.
Roomba's vacuum
fan is stuck or its
filter is clogged.
Remove and empty Roomba’s
bin. Clean Roomba’s filter. Then,
briskly tap the bin to loosen any
remaining trapped debris.
Error 9.
Tap Roomba’s
bumper, then press
CLEAN to restart.
Roomba’s bumper
is stuck, or the
bumper sensor is
dirty.
Briskly tap Roomba’s bumper
several times to dislodge any
debris that may be trapped
underneath.
Error 10.
Left/Right. Please
open the iRobot App
for help.
Roomba’s left or
right wheel is not
moving.
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.
Error 11.
Please open the
iRobot App for help.
Roomba has an
internal error.
Contact iRobot Customer Care.
Error 14.
Re-install Roomba’s
bin, then press CLEAN
to restart.
Roomba’s bin has
a bad connection
to the robot.
Remove and reinstall bin to
ensure good connection. Wipe
the metal bin contacts on both
the robot and bin with a clean,
dry cloth.
Error 15.
Press CLEAN to
restart.
Roomba has an
internal error.
Press CLEAN to start a new
mission. If problem persists,
contact iRobot Customer Care.
Roomba Blinks
and Says …
Likely Cause What to Do
Error 16.
Place Roomba on
a flat surface then
press CLEAN to
restart.
Roomba has
started while
moving or at an
angle, or was
bumped while
running.
Move Roomba to a flat surface
then press CLEAN to restart.
Avoid moving the robot when
pressing CLEAN or when
Roomba is running.
Error 17.
Please open the
iRobot App for help.
Roomba cannot
complete its job
because its path is
blocked.
Ensure there is sucient light for
Roomba to navigate. Excessive
clutter could contribute to this
error. Ensure Roomba cannot
close any doors that may block
its path. Wipe the clear window
on the robot’s top surface with
a clean, dry cloth. Turn Roomba
over and clean the Floor Tracking
Sensor (see page 24).
Error 18.
Please open the
iRobot App for help.
Roomba cannot
return to its Home
Base or starting
position.
Ensure there are no obstacles
in front of the Home Base or
starting position. Wipe the
Charging contacts on both the
Home Base and robot with a
clean, dry cloth.