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Z.1 Malfunctions with error messages
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 detailed information on the error, press the
key under the warning or info symbol.
Possible error messages:
Sensor x defective
Time&date
Notes for the specialist:
Means that either the sensor, the sensor input at the
controller or the connecting cable is/was defective.
(Resistance table on page 5)
This display appears automatically after a mains
failure because the time&date have to be checked,
and reset if necessary.
(LED fl ashes +
warning symbol)
Malfunctions
Do not try to deal with this yourself.
Consult a specialist in the event of an error!
Danger
