iRobot 551 Vacuum Cleaner User Manual


 
For more detailed information, visit: www.irobot.com 27
TIP: To reset Roomba’s software, simultaneously hold down the two
buttons above and below CLEAN for 10 seconds. This will clear
all scheduled cleaning times, reset the clock and may resolve
some software issues.
Roomba
blinks...
Roomba
displays...
(models 550+)
Roomba
says….
Likely cause What to do
1 blink -
Charging
Error 1.
Roomba’s battery is not
connected.
Confirm that Roomba’s
battery pull-tab is removed.
Remove the bottom cover of
Roomba to remove and re-
install Roomba’s battery.
2 blinks
Err2
Charging
Error 2.
Roomba has a
charging error.
Let Roomba cool down for
at least one hour and try
charging again.
3 blinks Err3
Charging
Error 3.
Roomba has a
charging error.
Reset Roomba’s software
(refer to tip below) and try
charging again.
5 blinks Err5
Charging
Error 5.
Roomba has a
charging error.
Reset Roomba’s software
(refer to tip below) and try
charging again.
6 blinks
Err6
Charging
Error 6.
Roomba’s battery is too
warm.
Let Roomba cool down for
at least one hour and try
charging again.
7 blinks
Err7
Charging
Error 7.
Roomba’s battery is
not cooling.
Let Roomba cool down for
at least one hour and try
charging again.
Charging Errors (while charging)
Runtime Errors (continued)
Roomba
beeps...
Roomba says…. Likely cause What to do
11 beeps
Roomba’s bumper is not
registering obstacles.
Roomba may be stuck in
one place.
Tap Roomba’s bumper to confirm
it is working properly. If this error
occurs when Roomba is circling,
clean wheels of hair and debris.
If Roomba is in an extremely
large room, use a Virtual Wall to
create a smaller cleaning area.
12 beeps
A cliff sensor is dirty or
broken.
Inspect and clean Roomba’s cliff
sensors.
Please charge
Roomba.
Roomba’s battery is
discharged.
Plug Roomba into the power
supply or place on the Home
base to charge.
Please inspect and
clean Roomba’s cliff
sensors.
Roomba’s cliff sensors
are dirty.
Wipe cliff sensors with a dry
cloth. Ensure Roomba is starting
with all wheels firmly on the floor.
Please inspect and
clean Roomba’s
wheels.
Roomba’s side wheel is
stuck.
Clean wheels of hair and debris.
Push them in and out and
confirm that they turn freely.
Ensure Roomba is starting with
all wheels firmly on the floor.
Please remove and
clean Roomba’s
brushes.
Roomba’s main
brushes cannot turn.
Remove and clean Roomba’s
brushes.