87
Service menu:
1. Press
OK
and
å
simultaneously for approx. 4 s.
2. Select required menu. See following diagram.
Service menu overview
Service
Diagnosis
Coding level 1
Brief scan
Process
Heating circuit 1 HC1
Heating circuit 2 HC2
DHW
Solar
Heating circuit 3 HC3
Coding level 2
Fault history
Service functions
Terminate service?
Reset data
System
System functions
Service reset
Subscriber check
Enter Vitocom PIN code
Service PIN
Fill the process circuit
Fill the secondary circuit
Vent the secondary circuit
Max. output
Actuator test
Fig. 50
Leaving the service level
Service menu:
1. Select
"Terminate service?"
2. Select
"Yes"
.
3. Confirm with
OK
.
Note
The system exits the service level automatically after
30 min.
Diagnosis
Calling up operating data
■
Operating data can be called up in various areas.
See
"Diagnosis"
in the service menu overview.
■
Operating data on heating circuits with mixer or solar
thermal systems can only be called up if such com-
ponents are installed in the system.
■
For further information regarding operating data, see
chapter "Brief scan"
Calling up operating data
Service menu:
1. Press
OK
and
å
simultaneously for approx. 4 s.
2.
"Diagnosis"
3. Select the required group, e.g.
"DHW"
.
Note
If a scanned sensor is faulty,
"- - -"
appears on the dis-
play.
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.
Service menu:
1. Press
OK
and
å
simultaneously for approx. 4 s.
2.
"Diagnosis"
3.
"Reset data"
4. Select required value (e.g.
"Burner starts"
) or
"All
details"
.
Diagnosis and service scans
Calling up the service level
5678 044 GB
Diagnosis
Summary of Contents for D2RA
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