6
Setting the display brightness ................................................................ 48
Setting names for heating/cooling circuits ............................................. 48
Setting the preferred heating/cooling circuit for the standard menu ...... 49
Setting the time and date ....................................................................... 49
Language selection ................................................................................ 49
Setting the temperature unit (°C/°F) ...................................................... 49
Restoring factory settings ...................................................................... 50
13. Calling up information Calling up information ............................................................................ 51
■
Checking the solar energy yield ......................................................... 51
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Energy statement ............................................................................... 51
■
Daily log .............................................................................................. 52
■
Screed drying ..................................................................................... 52
Calling up messages ............................................................................. 54
14. Manual mode ................................................................................................................ 56
15. Special system versions ................................................................................................................ 57
16. What to do if... Rooms are too cold ................................................................................ 58
Rooms are too hot ................................................................................. 59
There is no hot water ............................................................................. 59
The DHW is too hot ............................................................................... 59
" " is flashing and "Note" is displayed ............................................... 60
" " is flashing and "Warning" is displayed ..........................................
60
" " is flashing and "Fault" is displayed ...............................................
60
"Power-OFF C5" is displayed ............................................................... 60
"External hook-up" is displayed .......................................................... 60
"External program" is displayed .......................................................... 60
"Controls locked out" is displayed ...................................................... 60
"A0 Vent.: check filter(s)" is displayed ................................................ 61
Doors/windows can only be opened with difficulty ................................. 61
Doors/windows bang when opened ....................................................... 61
17. Maintenance Cleaning the heating system ................................................................. 62
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Brine/water or water/water heat pumps .............................................. 62
■
Air/water heat pumps .......................................................................... 62
■
Air/water heat pumps with a plastic surface ....................................... 62
■
Programming unit of the heat pump control unit ................................. 62
Heating system inspection and maintenance ........................................ 62
■
DHW cylinder (if installed) .................................................................. 62
■
Safety valve (DHW cylinder) ............................................................... 63
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Potable water filter (if installed) .......................................................... 63
■
Damaged cables / lines ...................................................................... 63
Cleaning the mechanical ventilation system .......................................... 63
■
Cleaning the supply air/extract air vents ............................................. 63
■
Cleaning the kitchen extract air vent .................................................. 64
Cleaning or replacing filters ................................................................... 64
■
Filters in the Vitovent 200-C ventilation unit ....................................... 65
■
Filters in the Vitovent 200-W ventilation unit ....................................... 67
■
Filters in the Vitovent 300-C ventilation unit ....................................... 69
■
Filters in the Vitovent 300-F ventilation unit ........................................ 71
■
Filters in the Vitovent 300-W ventilation unit ....................................... 72
■
Replacing filters in the extract air valves ............................................ 75
■
Resetting the service display .............................................................. 76
18. Appendix Refrigerant ............................................................................................. 77
Overview of extended menu .................................................................. 77
Terminology ........................................................................................... 84
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Defrosting ........................................................................................... 84
■
Active cooling mode ("Active cooling") ............................................ 85
Index
Index
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