45
Z.1 Malfunctions with error messages
Danger
If the controller detects a malfunction, the
red light fl ashes and the warning symbol
also appears in the display. If the error
is no longer present, the warning symbol
changes to an info symbol and the red
light no longer fl ashes. To obtain more de-
tailed information on the error, press the
key under the warning or info symbol.
Do not try to deal with this yourself.
Consult a specialist in the event of
an error!
Malfunctions
Error messages: Notes for the specialist:
Sensor x defective Either the sensor, the sensor input at the controller or
the connecting cable is/was defective.
(Resistance table on page 5)
Collector alarm The collector has exceeded the temperature set
under menu 6.
5
On / Off too often The solar pump was switched more than 6 times
in 5 minute
s.
Restart The controller was restarted, for example due to a
p
ower failure. Check the date&time!
Info and warnings
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