Husqvarna AUTOMOWER 420 Operator's Manual page 44

Message
Cutting system imbal-
ance
Slope too steep
Guide 1 not found
Guide 2 not found
Guide 3 not found
Guide calibration
failed
Guide calibration ac-
complished
GPS navigation prob-
lem
Weak GPS signal
Difficult finding home
Temporary problem
with the server.
Connection settings
restored
44 - Troubleshooting
Cause
The product has discovered vibrations in the
blade disc.
The product stopped because the slope is
too steep.
The guide wire is not connected to the charg-
ing station.
Break in the guide wire.
The guide wire is not connected to the boun-
dary loop.
The product has failed to calibrate the guide
wire.
The product has succeeded to calibrate the
guide wire.
Problem with the GPS assisted navigation
equipment.
The sky is blocked in large parts of the work
area.
The product has been following the boundary
wire several laps without finding the charging
station.
Please try again.
Settings for wireless connectivity have been
restored due to an error.
Action
Verify that the blades and screws are in-
tact and not worn out. Verify that all blades
are correctly mounted. Check that no dou-
ble blades are mounted on any of the three
blade positions.
Change the installation of the boundary wire
to not include this steep part of the work
To install the boundary wire
area. Refer to
on page 19 .
Check that the guide wire's connector is
tightly connected to the charging station. Re-
To install the guide wire on page 20 .
fer to
Find out where the break is. Replace the
damaged section of the guide wire with a
new loop wire and splice using an original
coupler.
Check that the guide wire is connected cor-
rectly to the boundary loop. Refer to
stall the boundary wire on page 19 .
Check that the guide wires are installed ac-
cording to the instructions. Refer to
the boundary wire on page 19 . The next time
the product moves out from the charging sta-
tion, a new guide calibration is done.
No action required.
Contact your local Husqvarna representative
if this message appears often.
If possible, remove objects that can cause a
blockage of the GPS signal.
Disable the GPS navigation function and use
the lawn coverage function. Refer to
Coverage on page 27 .
The installation has not been done correctly.
To install the boundary wire on page
Refer to
19 .
Wrong corridor width setting on boundary
To install the boundary wire on
wire. Refer to
page 19 .
The product was started on a Secondary
area with the Main area setting.
Contact your local Husqvarna representative
if this message appears often.
Check and revise settings if necessary.
1201 - 007 - 20.02.2023
To in-
To install
Lawn