en
TROUBLESHOOTING
General
Error message
Low battery vol-
tage
Incorrect PIN
code
Mowing result is
uneven
Robotic lawn mo-
wer is mowing at
wrong time
Robotic lawn mo-
wer is vibrating
Fault code
Error message
CN001: Tilt sen-
sor
38
Possible cause
Boundary cable defective,
robotic lawn mower does not find base
station.
Battery exhausted.
Charging electronics faulty.
Robotic lawn mower does not touch
charging contacts.
PIN code has been entered incorrectly. Enter correct PIN code. Three at-
Working time of robotic lawn mower is
too short.
Mowing area too big.
Ratio of cut height to tall grass is incor-
rect.
Cutting blades are blunt.
Grass is blocking rotation of cutting
blade plate or motor shaft or is making
it more difficult to rotate.
Time on robotic lawn mower or start
and finish time for mowing must be set.
Imbalance on cutting blade or cutting
blade drive.
Possible cause
Max. tilt exceeded
robotic lawn mower has
been carried
Slope too steep
Solution
Check boundary cable for interrupti-
ons, if necessary have it tested by a
service partner.
Battery service life exceeded. Have
battery renewed by a service partner.
Have charging electronics renewed by
a service partner.
Put robotic lawn mower into base
station and check if charging con-
tacts make contact.
Have charging contacts checked
and renewed by a service partner.
tempts are allowed, after which a PUK
code must be entered.
Programme longer working times.
Reduce mowing area.
Set cutting height taller, then reduce in
stages to required height.
Renew cutting blades or have them
sharpened by a service partner; install
with new screws.
Remove grass and ensure that cutting
blade plate can rotate freely.
Set time.
Check and clean cutting blade and cut-
ting blade plate, renew if necessary.
Solution
Place robotic lawn mower on a flat surface and
acknowledge fault.
Troubleshooting
Robotic lawn mower