Diagnosis And Service Service Menu; Scans Diagnosis; Operating Data - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Service menu
Weather-compensated control unit
Calling up the service menu
1. Press OK and simultaneously for approx. 4 s.
å
2. Select required menu. See following diagram.
Exiting the service menu
1. Select "Terminate service?".
2. Select "Yes".
3. Confirm with OK.
Note
The system exits the service level automatically after
30 min.
Overview of service menu for weather-compensated mode
Service
Diagnosis
Actuator test
Coding level 1
Coding level 2
Fault history
Service functions
Terminate service?
Fig. 49
Note
Do not adjust menu point "Multi-boiler system".
This menu point changes the control unit to a constant
temperature control unit in a multi-boiler system.
Diagnosis

Operating data

Weather-compensated control unit
Calling up operating data
Operating data can be scanned in six areas. See "Di-
■
agnosis" in the service menu overview.
Operating data on heating circuits with mixers and
■
solar can only be called up if the components are in-
stalled in the system.
For further information on operating data, see chapter
■
"Brief scan".
Constant temperature control unit
1. Press OK and
" " flashes on the display.
Ü
2. Select required function. See the following pages.
1. Select "Serv"
2. Confirm with OK.
"OFF" flashes.
3. Confirm with OK.
Note
The system exits the service level automatically after
30 min.
General
Heating circuit 1 HC1
Heating circuit 2 HC2
Heating circuit 3 HC3
DHW
Brief scan
Reset data
Subscriber check
Service PIN LON
Enter Vitocom PIN code
Service reset
Filling
Venting
Max. output
Multi-boiler system
Constant temperature control unit
Operating data can be called up in the "i" menu.
■
For further information on operating data, see chapter
■
"Brief scan".
Diagnosis and service scans
simultaneously for approx. 4 s.
å
7 with .
Ú
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