Viessmann VITOLIGNO 300-H Series Operating Instructions Manual page 6

Index
Index
7. Heating water buffer cylin-
der
8. Fuel supply
9. Further adjustments
10. Checks
11. Shutdown
12. What to do if...
13. Maintenance
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Operating program ................................................................................. 29
Time program ........................................................................................ 29
Setting time phases ............................................................................ 30
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Deleting time phases .......................................................................... 30
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Heating curve ......................................................................................... 30
Adjusting the curves for the heating water buffer cylinder .................. 30
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Vacuum module blocking times ............................................................. 32
Setting blocking times ......................................................................... 32
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Deleting blocking times ....................................................................... 32
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Setting suction wand assignment/blocking suction wands ................. 32
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Purging and/or resetting suction wands ............................................. 33
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Setting the display contrast .................................................................... 35
Setting the brightness of the display ...................................................... 35
Assigning names to heating circuits ...................................................... 35
Setting the time and date ....................................................................... 36
Setting the language .............................................................................. 36
Setting the temperature unit (°C/°F) ...................................................... 36
Setting the boiler water temperature ...................................................... 37
Adjusting the set value for residual oxygen content .............................. 37
Setting the minimum system temperature ............................................. 37
Restoring factory settings ...................................................................... 37
Checking information ............................................................................. 39
Checking information in the "Standard menu" .................................... 39
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Checking information in the "Extended menu" ................................... 39
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Checking temperatures ...................................................................... 40
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Checking fault messages ....................................................................... 41
Shutting down the heating system for an extended period .................... 43
Shutdown ............................................................................................... 43
Rooms are too cold ................................................................................ 44
Rooms are too hot ................................................................................. 44
There is no hot water ............................................................................. 45
The DHW is too hot ............................................................................... 45
"Fault" is shown in the display ............................................................... 45
"Warning" is shown on the display ......................................................... 45
Heating system inspection and maintenance ........................................ 46
Boiler .................................................................................................. 46
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Pellet store .......................................................................................... 46
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DHW cylinder (if installed) .................................................................. 46
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Safety valve (DHW cylinder) ............................................................... 46
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Thermally activated safety valve ........................................................ 46
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Drinking water filter (if installed) ......................................................... 47
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Replacing fuses .................................................................................. 47
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Overview of maintenance and cleaning work ........................................ 47
Heating system inspection and maintenance ..................................... 47
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Maintenance and cleaning work on the boiler .................................... 47
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Maintenance and cleaning work on the fuel discharge system .......... 48
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Maintenance and cleaning work on the fuel store .............................. 48
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Maintenance and cleaning work on the electrostatic precipitator ....... 49
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Safety instructions regarding maintenance and cleaning ...................... 49
Empty ash box ....................................................................................... 50
Vitoligno 300-H, 50 to 60 kW .............................................................. 50
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Vitoligno 300-H, 80 to 101 kW ............................................................ 51
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Vitoligno 300-H, 135 to 150 kW .......................................................... 52
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Cleaning the light barriers ...................................................................... 53