Viessmann VITOCROSSAL 300 CU3A 35 Operating Instructions Manual page 5

Vitocrossal 300 CU3A 26 to 199 Operating
Additional Adjustments
Scanning
Emissions
Troubleshooting
Maintenance
Additional Information
Setting the Display Contrast ......................................29
Setting the Display Brightness....................................29
Entering Names for the Heating Circuits ......................29
Setting the Primary Heating Circuit for the
Standard Menu ........................................................30
Setting the Time and Date .........................................30
Language Selection ..................................................30
Setting the Temperature Unit ºF ºC .............................31
Restoring Factory Settings .........................................31
Scanning Information ................................................32
Calling up the solar yield in conjunction with solar
thermal systems ..................................................32
Resetting data .....................................................32
Scanning the Service Messages .................................33
Calling up an acknowledged service message ..........33
Scanning Fault Messages ..........................................34
Calling up an acknowledged fault message..............34
Emissions Test Mode ................................................35
Ending emissions test mode ..................................35
Rooms are too Cold ..................................................36
Rooms are too Hot ...................................................37
There is no Hot Water ...............................................37
The DHW is too Hot .................................................37
 
Flashes and "Fault" is Displayed .........................38
" "
" " Flashes and "Service" is Displayed .......................38
"Controls Locked Out" is Displayed ............................38
"External Hook-up" is Displayed .................................38
"External Program" is Displayed .................................38
Inspection/Cleaning/Maintenance ................................39
Cleaning .............................................................39
Inspection and maintenance ..................................39
Boiler .................................................................39
DHW tank ...........................................................39
Safety valve (DHW tank) ......................................39
Potable water filter (if installed) .............................39
Overview of Extended Menu ......................................40
Calling up Options Under "Information" .......................41
Scanning options in the extended menu ..................41
Terminology ............................................................42
Operating program ...............................................42
Operating status ..................................................42
Extension kit for heating circuit with mixing valve ....42
Mixing valve .......................................................42
Under floor heating system ...................................42
Standard heating mode .........................................42
Reduced heating mode .........................................42
Room temperature-dependent heating mode ............42
Weather-compensated heating mode ......................42
Heating curve ......................................................43
Heating circuit .....................................................44
Heating circuit pump ............................................44
Room temperature ...............................................44
Safety valve ........................................................44
Solar circuit pump ................................................44
Set temperature ...................................................44
DHW pump .........................................................44
Drinking water filter .............................................44
Weather-compensated heating mode ......................44
DHW recirculation pump .......................................44
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