Viessmann VITOTRONIC 300 Operating Instructions Manual page 4

Table of Contents
Further Adjustments
Scanning
Troubleshooting
Maintenance
Appendix
4
Stopping DHW Heating..............................................23
Setting the Display Contrast.......................................23
Setting the Display Brightness....................................23
Entering the Names for the Heating Circuits.................24
Changing the Standard Menu.....................................24
Setting the Time and Date.........................................25
Language Selection...................................................25
Setting the Temperature Unit (°C/°F)..........................25
Restoring Factory Settings.........................................25
Scanning Information.................................................26
Scanning in conjunction with solar thermal systems....26
Resetting data.....................................................26
Scanning Service Messages........................................27
Display in standard menu.....................................27
Display in extended menu.....................................27
Calling up an acknowledged fault message.............27
Scanning Fault Messages...........................................28
Display in standard menu.....................................28
Display in extended menu.....................................28
Calling up an acknowledged fault message.............28
Burner Fault.............................................................29
Emissions Test Mode................................................29
Ending emissions test mode..................................29
Rooms are Too Cold.................................................30
Rooms are Too Hot...................................................31
There is No Hot Water...............................................31
The DHW is Too Hot.................................................32
"Central Control" is Displayed....................................32
"
" Flashes and "Fault" is Displayed..........................32
" " Flashes and "Service" is Displayed.......................32
"Controls Locked Out" is Displayed.............................32
"External Hook-up" is Displayed..................................32
"External Program" is Displayed..................................32
Maintenance............................................................33
Menu Overview........................................................34
Terminology............................................................37
Vitotronic 300, GW5B Operating
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