Viessmann VITOFLEX 300-UF Operating Instructions Manual page 5

Index
(cont.)
8. Further checks and man-
ual mode
9. Decommissioning
10. Maintenance
11. Ordering fuel
12. Appendix
13. Keyword index
Checks ................................................................................................... 34
Manual mode ......................................................................................... 34
Buttons and symbols for manual mode .............................................. 34
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Subsection pages for the boiler ............................................................. 34
Fuel ..................................................................................................... 34
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Secondary air ..................................................................................... 35
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Flame .................................................................................................. 35
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Flow .................................................................................................... 35
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Flue gas fan ........................................................................................ 35
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Subsection pages for auxiliary systems ................................................. 35
Buffer cylinder ..................................................................................... 35
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Default set value ................................................................................. 36
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Boiler 2 ............................................................................................... 36
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Subsection pages for heat distribution ................................................... 36
DHW ................................................................................................... 36
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Heating circuit ..................................................................................... 36
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Shutting down the heating system for an extended period .................... 37
Cleaning and checking the combustion chamber ............................... 37
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Restarting the system ......................................................................... 37
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Information on cleaning, inspection and maintenance .......................... 38
Cleaning ................................................................................................. 38
Automatic shutdown ........................................................................... 38
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Maximum cylinder heating .................................................................. 39
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Cleaning the boiler .............................................................................. 39
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Cleaning intervals ............................................................................... 40
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Inspection and maintenance .................................................................. 41
Boiler maintenance ............................................................................. 41
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Flue gas dust extractor (option) maintenance .................................... 43
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Servicing the recirculation system (optional) ...................................... 44
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Conveyor device maintenance ........................................................... 44
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Ordering fuel .......................................................................................... 46
Approved woodchips .......................................................................... 46
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Approved wood pellets ....................................................................... 46
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Substances ......................................................................................... 46
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Notes on filling the fuel store ................................................................. 46
Buttons and symbols ............................................................................. 48
General buttons and symbols ............................................................. 48
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Buttons and symbols in the header .................................................... 48
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Buttons and symbols in the footer ...................................................... 48
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Buttons and symbols in the default display ........................................ 48
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Buttons and symbols in the subsection pages ................................... 49
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Buttons and symbols for manual mode .............................................. 49
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Buttons in the menu ............................................................................ 49
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Efficient and clean operation ................................................................. 50
Information on disposal .......................................................................... 50
Disposal of packaging ........................................................................ 50
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Final decommissioning and disposal of the heating system ............... 50
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................................................................................................................ 51
Index
5