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15. Troubleshooting / fault codes
The following table shows fault symptoms and describes remedial measures in the event of your machine failing to work
properly. If you cannot localise and rectify the problem with this, please contact your service workshop.
15.1 Fault table
Fault Possible cause Remedy
Mower does not start
Mower or charging station not con-
nected to the mains
• Connect the power supply unit to a suitable
power source
• Call a specialist if necessary
LED light on charging station
does not light up
LED light on charging station
ashes red
Boundary wire is not connected or
cut/broken.
• Connect/repair boundary wire
Mower does not mow properly Blades are worn • Replace blades
Mower starts at unusual/
wrong times
Date/time is incorrectly set • Set the correct date and time
Mower gets stuck Unsuitable terrain/obstacle
• Adapt the terrain/obstacle to the requirements
of the robot mower
• Adjust the laying of the boundary wire accord-
ingly
15.2 Fault codes
Error code Meaning Remedy
---- Rain sensor delay • -
E1
Mower outside the working
area
• Check that the mower is in the working area.
• Ensure that the charging station is properly connected to the charger
and the charging unit is connected to a suitable power supply. If proper-
ly connected, the boundary wires are incorrectly attached and must be
transposed.
E11 No boundary signal
• When the mower is in the working area, check the charging station LED
indicator. If it lights up red, make sure that the boundary wires are well
connected to the terminals on the charging station. If the problem per-
sists, check whether the boundary wires have been cut.
E2 Wheel motor blocked
• Switch the mower o. Move the mower to an area that is free of obsta-
cles. Press the “START” button and then the “OK” button.
• If the error message is still displayed, switch o the product. Turn the
mower upside down and check what is preventing the wheels from turn-
ing.
• Remove the objects blocking the wheel(s), turn the mower over.
• Then press the “START” and “OK” buttons.
E3 Cutter disc blocked
• Switch the mower o.
• Turn the mower upside down and check what is preventing the blades
from turning.
• Remove the objects and turn the mower over.
• Place the mower in an area with short grass.
• Then press “START” and “OK”.
E4
Obstacle sensor trigger not
reset
• Contact your specialist dealer.
• Take the mower to a specialist dealer.