Viessmann GC1 - Page 41

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1. You can call up the cause of the fault
with OK.
Fault
Acknowledge with
Fault
Outside temp sensor
OK
18
A2
2. Pressing ? calls up information on the
heating system performance.
Tips on which measures you can take
yourself before notifying your heating
contractor are also displayed.
3. Make a note of the cause of the fault
and the fault code next to it on the
right. In this example: "Outside temp
sensor 18" and "Fault A2".
This enables the heating contractor to
be better prepared for the service call
and may save additional travelling
costs.
4. If you want to acknowledge the fault
message, follow the instructions in the
menu.
The fault message is transferred to
the menu.
Menu
DHW
Continue with
Heating
Boiler sequence
Fault
OK
ã
Note
■ If you have connected up signalling
equipment (e.g. a buzzer) for fault
messages, this is deactivated when
the fault message is acknowledged.
■ If the fault can only be rectified at a
later date, the fault message will be
displayed again the next day and
the signalling equipment will be
switched on again.
Calling up an acknowledged fault
message
Extended menu
1.
2. "Fault"
Scanning options
Scanning fault messages
(cont.)
5592 675 GB