Finding Breaks In The Loop Wire - Husqvarna AUTOMOWER 320 NERA Operator's Manual

Symptoms
The product oper-
ates, but the blade
disc does not rotate.
The product operates
for shorter periods
than usual between
charges.
Mowing and charg-
ing times are shorter
than usual.
The product is
parked for hours in
the charging station.
Uneven mowing re-
sults.
The battery is empty
and you put the prod-
uct in the charging
station, but it does
not charge and can-
not be set to ON.

7.6 Finding breaks in the loop wire

Breaks in the loop wire are usually the result of
unintentional physical damage to the wire such as when
gardening with a shovel. In countries with ground frost,
38 - Troubleshooting
Cause
The product searches for the charging sta-
tion, or is moving to the starting point.
Grass or other object causes a blockage to
the blade disc.
The battery is at the end of its life cycle.
Blunt blades. More energy is necessary
when cutting the grass.
The battery is at the end of its life cycle.
The product has operated the maximum cut-
ting time for the day.
The hatch is closed but the START button is
not pushed.
Parking mode is enabled.
The product does not operate if the battery
temperature is too high or too low.
The product operates for a small number of
hours per day.
For the shape of the work area it is necessa-
ry to adjust the settings for
to cover all parts of the work area.
The work area is too large.
Blunt blades.
Long grass in relation to the set cutting
height.
Collection of grass by the blade disc or
around the motor shaft.
If the battery has been deeply discharged,
it will take a long time to charge the battery
and before the product can be set to ON.
Action
Usual operation for the product. The blade
disc does not rotate when the product is
searching for the charging station.
Remove and clean the blade disc. Refer to
To clean the body, chassis and blade disc on
page 28 .
Replace the battery. Refer to
page 29 .
Replace the blades. Refer to
the blades on page 29 .
Replace the battery. Refer to
page 29 .
No action. Refer to
Push the STOP button to open the hatch.
Enter the PIN code and confirm with the OK
button. Push the START button and then
close the hatch.
Change the operating mode. Refer to
ating modes - Start on page 25 .
Make sure that the charging station is put in
an area with protection from the sun.
Increase the cutting time. Refer to
on page 20 .
Change the settings of the areas where the
Lawn Coverage
product starts to cut and how often. Refer to
GPS assisted navigation on page 22 .
Decrease the size of the work area or extend
the schedule. Refer to
Replace all the blades. Refer to
ment of the blades on page 29 .
Increase the cutting height and then lower it
when the grass is shorter.
Remove the collection of grass and clean the
product. Refer to
and blade disc on page 28 .
Keep the product in the charging station for
24 hours and test if the product can be set
to ON. If the problem remains, speak to your
authorized service technician.
also sharp stones that move in the ground can damage
the wire. Breaks can also occur due to the wire being
stretched excessively during installation.
Battery on
Replacement of
Battery on
Schedule on page 20 .
Oper-
Schedule
Schedule on page 20 .
Replace-
To clean the body, chassis
2071 - 001 - 29.03.2023