Loop Signal - Husqvarna GARDENA SILENO MINIMO Workshop Manual

7.2.4 Symptoms during charging
Symptom
Both the mowing and charging
times are shorter than usual
The product never leaves the
charging station

7.3 Loop signal

Note: Refer to the Operator's manual for more
information about how to rectify errors.
When measuring loop signal strength the product should
be placed in the charging station. Use
function to check that the signal strength is within the
expected values. The test provides a quick answer to if
the charging station generates all signals and if the
product can detect these signals.
7.3.1 To troubleshoot the loop signal
Always start by checking the LED in the charging
station. This usually provides a good indication of where
troubleshooting should begin.
30 - Troubleshooting
Cause
Low battery capacity.
The parking mode is activated.
Schedule settings are preventing the
product from leaving the charging station.
The product never becomes fully charg-
ed.
The power supply is faulty.
Autocheck menu
Action
Perform a
battery's capacity. Refer to
page 10 .
Restart the product on main or secondary
area.
Check the Schedule settings. Also check
that the clock shows the current time.
Check that the product is receiving the
charging power. Check that the value for
the current corresponds with the guide-
line values. If the charging plates appear
to be burnt or coated, clean them using a
fine grade emery cloth. Check that the
rear sensor module and the charging
tower are correctly connected, and that
they are not damaged.
If the problems remain, try the following:
• Replace the charging tower.
• Replace the rear sensor module.
Check that the product is receiving the
charging power. Check that the value for
the current corresponds with the guide-
line value in
17 .
Table 10: Colours in the charging station's LED
Colour
Solid green light
Green flashing light
Blue flashing light
Yellow flashing light
Red flashing light
Solid red light
In the event of faults in the charging station follow the
instructions in the Operator's manual and below.
7.3.1.1 Solid green light
The LED in the charging station is solid green, but
neither the front or rear loop sensor detects any loop
signal:
1. Generate a new loop signal. Test the product and
continue with step 2 if the product still cannot find
the loop signal.
2. Replace the charging tower. Refer to
charging tower on page 20 .
Battery test to determine the
Auto test on
The battery system on page
Status
All signals are OK
ECO mode
Malfunction in the boun-
dary loop
Malfunction in the guide
wire
Malfunction in the charging
station signal
Fault in the circuit board,
or incorrect power supply
in the charging station.
To replace the
1595 - 001 - 01.02.2021