25
TROUBLESHOOTING
Whenever a fault or error occurs, the LED Display will show a fault code. Refer to the
following table for the probable cause and possible solution for each fault code.
Error Code
Cause
Solution
AUBF
Suction passage blocked
Clean the suction passage
AUBN
Dust bin missing or improperly installed
Ensure that the dust bin is
properly installed
E1xx
Left collision switch fault
Check the sensitivity of
the front bumper
E2xx
Right collision switch fault
E3xx
Left and right collision switch fault
E4xx
Left wheel off the ground
Put the vacuum on solid
ground
E5xx
Left wheel off the ground, left collision
switch fault
Put the vacuum on solid
ground, check front
bumper
E6xx
Left wheel off the ground, right collision
switch fault
E7xx
Left wheel off the ground, left and right
collision switch fault
E8xx
Right wheel off the ground
Put the vacuum on solid
ground
E9xx
Right wheel off the ground, left collision
switch fault
Put the vacuum on solid
ground, check front
bumper
Eaxx
Right wheel off the ground, right collision
switch fault
Ebxx
Right wheel off the ground, left and right
collision switch fault
Ecxx
Left and right wheels off the ground
Put the vacuum on solid
ground
