English - 87
16 Stuck in charging
station
There is an object in the way
of the robotic lawnmower
preventing it from leaving the
charging station.
Remove the object.
The robotic lawnmower slides
on the charging station’s
antenna plate.
Clean the antenna plate.
37 Charging current too
high
The battery is being charged
with too high a current.
Fault in the power supply or wrong type of
power supply alternatively charging station
is being used.
26 Invalid sub-device
combination
Program the mower with the most recent
main program. See 4.3.4 Programming on
page 49.
Messages without error codes
N/A Needs manual
charging
The robotic lawnmower is
set to the Secondary area
operating mode.
Put the mower in the charging station. This
behaviour is normal and no further action is
required.
6.2 Symptoms
The most commonly occurring symptoms are described below. All symptoms are grouped by the situation where
they occur most often.
1. Mowing
2. Searching
3. Following the guide wire
4. Docking
5. Charging
6. Miscellaneous
6.2.1 Symptoms during mowing
Table 5: Symptoms during mowing
Symptom Cause Action
Uneven mowing results The robotic lawnmower works
too few hours per day.
Increase the working hours.
Working area too large. Try to limit the working area or extend the
working time.
Blunt blades. Replace all the blades and screws so that the
rotating parts are balanced.
Long grass in relation to the
set cutting height.
Increase the cutting height and then gradually
lower it.
Incorrect lawn coverage
settings.
Check the lawn coverage settings and optimise
them for the installation. See the Operator’s
Manual.
Does not follow the guide wire
to the areas specied.
Check the guide signal. See 6.4 Troubleshooting
the loop signal on page 90, as well as the
settings for following the guide wire.
Accumulation of grass by the
blade disc or around the motor
shaft.
Check that the blade disc rotates freely and
easily. If not, the blade disc may need to
be removed and grass and foreign objects
removed.
6. TROUBLESHOOTING
TH_1158203_310_315_GARDENA_US.indd 87 2016-05-11 10:16:44
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