Viessmann Vitovalor PA2, Руководство по эксплуатации

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Note
■ If you have connected an alarm to alert you to fault
messages (e.g. a buzzer), this is deactivated when
the fault message is acknowledged.
■ If troubleshooting cannot be carried out until a later
date, the fault message will be displayed again the
following day at 07:00 h. The message facility is
switched on again.
Calling up a fault message
Tap the following on-screen buttons:
1. in the navigation area.
If service messages are also present in your sys-
tem, they and any further messages can be called
up with
"Faults" , "Service messages" .
2. "Faults"
The fault messages are listed in red.
3. Tapping on ? calls up information on the system’s
characteristics.
Tips on measures you can take yourself
before
notifying your contractor are displayed.
4. Make a note of the fault number and the cause of
the fault. For example:
F.2 "Short circuit, com-
mon flow temperature sensor" .
This enables the contractor to be better prepared
and may save you unnecessary travelling costs.
5. Please notify your heating contractor.
6. to acknowledge the fault.
Danger
If faults are not rectified, they can have life
threatening consequences.
Do not acknowledge fault messages several
times in quick succession. Notify your contractor
if a fault recurs. Your contractor will be able to
analyse the cause and rectify the fault.
Note
If more warnings and messages are present, "Faults"
is displayed.
Checking grid monitoring parameters
Mains monitor settings and fault memory scanning to
display mains faults can only be performed directly on
the fuel cell module. To do this, please contact your contractor.
Checks
Checking fault messages
(cont.)
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