0020105669_02 - 08/10 - Hermann
- 11 -
GB
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4 Fault diagnosis
i
Faults described in this
chapter should be carried out
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if needed by the After Sales
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In the event of a problem:
Check the error messages in the
display zone for the room thermostat.
State
Cause
Solution
The room
thermostat does
not display
the external
temperature or
displays «T° ext.
--».
- Pairing fault.
- Radio signal
transmission
fault.
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external temperature to be displayed.
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outdoor sensor and the heating systems.
The room
thermostat
displays
an external
temperature that
is inconsistent or
erroneous.
- Radio signal
transmission
fault.
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notice for the room thermostat).
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distance and the obstacles between the outdoor sensor
and the heating system.
The room
thermostat
displays
«connection
error».
- Pairing fault.
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sensor and the radio receiver.
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outdoor sensor and the heating systems.
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