Troubleshooting - Kärcher SensoTimer ST6 Duo eco!ogic Original Instructions Manual

Fault
The irrigation does not
take place in spite of the
programming.
Valve does not open /
close.
No display indication of
the irrigation times, O:FF
is indicated instead.
Radio signal, battery
symbol and moisture val-
ue of the sensor are not
indicated.
Tap and water symbol as
well as the indication
E:RR are flashing simul-
taneously.

Troubleshooting

Cause
Water tap is closed.
Pre-filter clogged.
When the control unit is re-
moved, the valve cannot
open / close.
Battery empty or contacts
oxidised.
No radio communication be-
tween the control unit and
the sensor.
The device is in its failure
safety function.
Valve error.
EN
Remedy
Open tap.
Clean pre-filter.
Install the control unit on the top
part of the casing.
Insert a new 9V battery (type
6LR61 / Alkaline) or clean contacts.
Reduce the distance between the
control unit and the sensor and
check the sensor battery. The sen-
sor is reconnected with the control
unit after the battery replacement
by pressing the OK button. The de-
vice re-establishes the radio con-
tact after 30 minutes the latest.
Insert new battery; if the error re-
curs, the appliance is defective.
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