Commissioning, Inspec-Steps - Commissioning, Inspection And Maintenance - Viessmann Vitodens 222-F Installation 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................................................................................................ 25
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2. Filling the heating system................................................................................................. 25
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3. Filling the DHW cylinder on the DHW side...................................................................... 26
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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............................................................................................................... 27
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6. Filling the trap with water.................................................................................................. 27
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7. Switching on the power supply and the ON/OFF switch
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8. Information on automatic testing of the flue gas temperature sensor......................... 28
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9. Venting the heating system............................................................................................... 28
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10. Checking the gas type....................................................................................................... 29
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11. Gas type conversion (only for operation with LPG)....................................................... 29
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12. Checking the static pressure and supply pressure........................................................ 29
• • • 13. Function sequence and possible faults........................................................................... 31
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14. Setting the heating output................................................................................................. 32
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15. Tightness test on balanced flue system (annular gap test)........................................... 32
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16. Removing the burner......................................................................................................... 33
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17. Checking the burner gasket and burner gauze assembly.............................................. 34
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18. Checking and adjusting the ignition and ionisation electrodes.................................... 35
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19. Cleaning the heating surfaces.......................................................................................... 35
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20. Checking the condensate drain and cleaning the trap................................................... 35
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21. Installing the burner........................................................................................................... 37
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22. Checking the neutralising system (if installed)
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23. Checking the anode connection....................................................................................... 37
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24. Checking the anode earth current with an anode tester................................................ 38
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25. Draining the boiler on the DHW side................................................................................ 39
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26. Cleaning the DHW cylinder............................................................................................... 40
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27. Checking and replacing the magnesium anode (if required)......................................... 40
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28. Reassembling and filling the DHW cylinder.................................................................... 41
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29. Checking the expansion vessel and system pressure................................................... 41
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30. Checking the pre-charge pressure and the DHW expansion vessel (if installed)........ 42
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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................................. 43
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34. Checking the external LPG safety valve (if installed)
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35. Checking the combustion quality..................................................................................... 43
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36. Matching the control unit to the heating system............................................................ 44
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37. Scanning and resetting the "Service" display................................................................. 44
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38. Fitting the front panels...................................................................................................... 45
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39. Instructing the system user.............................................................................................. 45
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