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

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. Venting the boiler............................................................................................................... 30
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5. Filling the trap with water.................................................................................................. 30
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6. Venting the heating system............................................................................................... 31
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7. Commissioning the system............................................................................................... 32
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8. Checking all connections on the heating water and DHW sides for leaks
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9. Designating heating circuits - only for weather-compensated control units.............. 35
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10. Checking the gas type....................................................................................................... 35
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11. Gas type conversion (only for operation with LPG)....................................................... 35
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12. Checking the static pressure and supply pressure........................................................ 35
• • • 13. Function sequence and possible faults........................................................................... 37
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14. Setting the heating output................................................................................................. 38
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15. Activating screed drying................................................................................................... 38
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16. Tightness test on balanced flue system (annular gap check)....................................... 39
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17. Removing the burner......................................................................................................... 39
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18. Checking the burner gasket and burner gauze assembly.............................................. 40
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19. Checking and adjusting the ignition and ionisation electrodes.................................... 41
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20. Cleaning the heating surfaces.......................................................................................... 41
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21. Checking the condensate drain and cleaning the trap................................................... 41
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22. Installing the burner........................................................................................................... 43
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23. Checking the neutralising system (if installed)
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24. Checking the anode connection and anode earth current with an anode tester......... 43
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25. Draining the boiler on the DHW side................................................................................ 44
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26. Cleaning the loading cylinder........................................................................................... 45
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27. Checking and replacing the protective magnesium anode (if required)....................... 45
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28. Re-assembling and filling the loading cylinder............................................................... 46
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29. Checking the expansion vessel and system pressure................................................... 46
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30. Checking the pre-charge pressure and the DHW expansion vessel (if installed)........ 47
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31. Checking the safety valve function
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32. Checking the firm seating of electrical connections
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33. Checking all gas equipment for tightness at operating pressure................................. 48
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34. Checking the combustion quality..................................................................................... 48
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35. Checking the flue system for unrestricted flow and tightness
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36. Matching the control unit to the heating system............................................................ 49
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37. Adjusting heating curves.................................................................................................. 49
38. Connecting the control unit to WLAN.............................................................................. 51
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39. Connecting the control unit to the LON........................................................................... 51
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