Messages - Husqvarna Automower 420 Technical Manual

6.1 Messages

Below are all the fault and info messages that can occur in the robotic lawnmower with the software that was
applicable at the time of printing of this Technical Manual.
It is perfectly acceptable to use Autocheck EXP instead of the menu functions that are mentioned.
Table 4: Messages
Number Message
Battery
11 Low battery
12 Empty battery
30/66/67 Battery problem
58/59 Temporary battery
problem
60/61 Temporary battery
problem
62/63 Temporary battery
problem
68/79 Temporary battery
problem
English - 84
6. TROUBLESHOOTING
Cause
The robotic lawnmower can
not find the charging station.
The battery is spent.
See above.
Battery not correctly con-
nected or faulty
The main circuit board is faulty The battery on 320 m/2013 can be
Wrong type of battery
Two batteries are connected
on a 420.
Wrong type of battery.
Battery temp sensor defective. Change battery. Refer to 5.7 Replac-
Wrong type of battery.
Battery temp sensor gives low
or high temperature reading.
Only one battery is connected
on a 450X
Incorrect combination of bat-
tery types
Action
Break in the guide wire. Check the
LED on the charging station. Refer to
6.4 Troubleshooting the loop signal on
page 95.
Change the position of the guide wire.
Refer to 3.3.1 Installation of the guide
wire on page 38.
Check the installation settings about
how to find the charging station. See
the Operator's Manual.
Perform a battery test, see 6.6 Battery
test on page 98.
See above.
Dismantle the mower and check that
the batteries are properly connected
to their connectors. Refer to
5.7 Replacing the battery on page 65.
connected to port B instead of port A
on the main circuit board. A new main
circuit board must be fitted on later
model years or if the fault can not be
rectified by changing port. Refer to
Replacing the MCB on page 65.
Use only original batteries from
Husqvarna.
Only one battery can be used in the
420.
Use only original batteries from
Husqvarna. (58 indicates battery A,
59 battery B)
ing the battery on page 65. (60 indi-
cates battery A, 61 battery B)
Use only original batteries from
Husqvarna.
Change battery. Refer to 5.7 Replac-
ing the battery on page 65. (62 indi-
cates battery A, 63 battery B)
Dismantle the mower and check that
the batteries are properly connected
to their connectors. Refer to
5.7 Replacing the battery on page 65.
Use only original batteries from
Husqvarna.