42
TROUBLESHOOTING AND DISPOSAL
42
MZ-Home | Operating instructions
7
Troubleshooting and disposal
Troubleshooting
Fault
Possible cause
Remedy
Screen lights up
without display
Controller crashed.
Touch the navigation arrows
and
simultaneously for less than 5 seconds
until the start screen appears.
Briefly disconnect the controller from the
power supply.
Navigation arrow
cannot be operated.
Capacitive button on the
control panel defective.
Carry out a function test:
Touch navigation arrows
and
or
and
simultaneously for longer than
5 seconds.
instructions, commissioning:
www.inventer.de/downloads.
- Button does not work (button test):
the operating unit must be replaced.
- Not all modules recognised
(devices: for each connected module
a 1 is displayed).
Ventilation zones are
no longer
addressed.
Clust-Air module faulty.
Cable damaged.
Operating unit defective.
settings, e.g. of the
7-day timer, are no
longer saved.
Clust-Air module faulty.
Briefly disconnect the controller from the
power supply.
"no sensor" indicator
flashes permanently
on the start screen.
No humidity and tempera-
ture sensor connected to
Clust-Air module.
Deactivate the sensor of the affected
Clust-Air module.
Faulty measuring
results of the humidi-
ty sensor
Insufficient flow through
the sensor
Check that the ventilation slots and the
sensor are facing the same side.
If you cannot eliminate the fault, please contact your factory representative or our technical cus-
tomer service. Information on how to do this can be found in
Dismantling and disposal
Dismantle the MZ-Home controller before disposal.
Dispose of the product in compliance with the applicable national regulations. The
products described in these installation and operating instructions are largely recy-
clable due to their low-pollutant processing. Contact an electronic appliance disposal
company to arrange environmentally friendly recycling and disposal of unwanted
equipment.
For dismantling steps and disposal recommendations, please refer to the separately available
dismantling instructions at www.inventer.eu/downloads.
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