Steps - Commissioning, Inspection And Maintenance - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Commissioning, inspection, maintenance

Steps - commissioning, inspection and maintenance

Commissioning steps
Inspection steps
Maintenance steps
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1. Removing the front panels................................................................................................ 28
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2. Filling the heating system................................................................................................. 28
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3. Filling the DHW cylinder on the DHW side...................................................................... 29
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4. Checking all connections on the heating water and DHW sides for leaks
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5. Venting the boiler............................................................................................................... 30
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6. Filling the trap with water.................................................................................................. 30
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7. Venting the heating system............................................................................................... 31
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8. Commissioning the system with the commissioning assistant.................................... 32
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9. Naming the heating circuits.............................................................................................. 34
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10. Entering heating contractor contact details.................................................................... 35
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11. Checking the gas type....................................................................................................... 35
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12. Gas type conversion (only for operation with LPG)....................................................... 35
• • • 13. Checking the static pressure and supply pressure........................................................ 35
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14. Function sequence and possible faults........................................................................... 37
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15. Setting the max. heating output........................................................................................ 38
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16. Activating screed drying................................................................................................... 38
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17. Tightness test on balanced flue system (annular gap test)........................................... 39
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18. Removing the burner......................................................................................................... 39
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19. Checking the burner gasket and burner gauze assembly.............................................. 40
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20. Checking and adjusting the ignition and ionisation electrodes.................................... 41
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21. Cleaning the heating surfaces.......................................................................................... 41
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22. Checking the condensate drain and cleaning the trap................................................... 41
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23. Installing the burner........................................................................................................... 43
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24. Checking the neutralising system (if installed)
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25. Checking the anode connection....................................................................................... 43
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26. Checking the anode earth current with an anode tester................................................ 44
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27. Draining the boiler on the DHW side................................................................................ 45
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28. Cleaning the DHW cylinder............................................................................................... 46
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29. Checking and replacing the protective magnesium anode (if required)....................... 46
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30. Reassembling and filling the DHW cylinder.................................................................... 47
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31. Checking the expansion vessel and system pressure................................................... 47
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32. Checking the pre-charge pressure and the DHW expansion vessel (if installed)........ 48
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33. Checking the safety valve function
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34. Checking the firm seating of electrical connections
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35. Checking all gas equipment for tightness at operating pressure................................. 49
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36. Checking the external LPG safety valve (if installed)
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37. Checking the combustion quality..................................................................................... 49
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38. Matching the control unit to the heating system............................................................ 50
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39. Adjusting the heating curves............................................................................................ 50
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