7. TROUBLESHOOTING
Problem Possible Cause Remedy
LED Power
illuminates red
Undervoltage v Check the power
connection.
Wrong power supply. v Check the power supply.
MCU Communication
error.
v Reset the irrigation control
to factory settings.
LED Active
Watering flashes
red
Can’t open valve because
of limit of 2.
v Check the program.
Valve is not connected. v Check the valve.
Single channel overcurrent. v Check the current of the
channel.
Sum overcurrent. v Check the sum current
of the valves.
Watering schedule
cancelled.
v Restart the program.
Master channel error v Check the master
channel.
Watering duration too
short.
v Increase the watering
duration
Watering program is
not being undertaken
(no watering)
The valve has previously
been manually opened.
v Avoid any program
overlap.
Water tap closed. v Open the water tap.
No function Faulty wiring. v Check the cable
terminals.
Power supply unit is not
connected.
v Connect the power
supply unit.
Power supply unit is
too hot.
v Disconnect the power
supply unit and let it be
cooled down. Connect
the power supply unit
again.
v Protect the power supply
unit from direct sunlight.
Inclusion is not possible
(Inclusion)
No wireless connection to
the Gateway.
v Select another position for
the irrigation control or the
Gateway.
No power supply available. v Check the mains cable.
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