Calling Up Service Menu; Scanning Operating Data - Viessmann VITOTRONIC 300 Installation And Service Instructions Manual

Vitotronic 300, GW5B & MW1B Installation and Service
Calling up the Service Menu
Service

Scanning Operating Data

Diagnosis
Actuator test
Coding level 1
Coding level 2
Fault history
Service functions
Terminate service?
Service Scans, Vitotronic 300-K
Service menu overview
Press OK and simultaneously for approx. 4 sec.
General
Heating circuit 1 HC1
Heating circuit 2 HC2
Heating circuit 3 HC3
DHW
Solar
Brief scan
Reset data
Participant check
Service PIN
Service reset
"Coding level 2" is only displayed if this level has been
enabled:
Press OK and simultaneously for approx. 4 sec.
Operating data can be scanned in six areas (see
"Diagnosis" in the overview "Service menu").
Operating data on heating circuits with mixing valves and
solar can only be scanned if the components are installed
in the system.
For further information on operating data, see chapter
"Brief scan".
Note: "- - -" appears on the display if a sensor that has
been scanned is faulty.
Calling up operating data
1. Press OK and simultaneously for approx. 4 sec.
2. "Diagnosis"
3. Select required group, e.g. "General".
Resetting operating data
Saved operating data (e.g. hours run) can be reset to 0.
The value "Adjusted outside temp" is reset to the actual
value.
1. Press OK and simultaneously for approx. 4 sec.
2. "Diagnosis"
3. "Reset data"
4. Select required value or "All details".
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