Husqvarna AUTOMOWER 535 AWD Operator's Manual page 39

Message Cause
No loop signal
The power supply or the voltage cable are
not connected.
The power supply or low voltage cable are
damaged.
The boundary wire is not connected to the
charging station.
The boundary wire is broken.
ECO mode is activated and the product has
attempted to start outside the charging sta-
tion.
The pairing between the product and the
charging station is lost.
The boundary wire is crossed on its way to
and from an island.
Disturbances from metal objects (fences, re-
inforcement steel) or buried cables.
The product is too far from the boundary
wire.
Invalid firmware con- The firmware in the product is invalid.
figuration
1427 - 009 - 20.12.2022
Action
Examine the LED status on the charging sta-
tion. If the LED is not lit, it indicates that there
is no power. Examine the power outlet con-
nection and whether an earth-fault breaker
has tripped. Make sure that the low voltage
cable is connected to the charging station.
Replace the power supply or low voltage ca-
ble.
Make sure that the boundary wire connectors
are fitted properly to the charging station. Re-
place connectors if damaged. Refer to
stall the charging station on page 15 .
Check the signal given by the LED on the
charging station. If the LED indicates break in
the boundary wire, find out where the break
is. Replace the damaged section of the loop
with a new loop wire and splice using an orig-
Find breaks in the loop
inal coupler. Refer to
wire on page 43 .
Put the product in the charging station. Start
the product.
Put the product in the charging station and
generate a new loop signal. Refer to
loop signal on page 24 .
Make sure that the boundary wire is installed
correctly. Refer to To install the boundary
wire on page 16 .
Move the boundary wire and/or make more
islands in the work area to increase the sig-
nal strength.
Redo the installation of the boundary wire so
that all parts of the work area is maximum 35
m / 115 ft. from the boundary wire.
Put the product in the charging station and
update the firmware via FOTA. If the problem
remains, speak to your authorized service
technician.
Troubleshooting - 39
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