Viessmann WB2-44 - Procedure (Overview)

Initial Start-up and Service
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Procedure (Overview)
Initial start-up steps
Service steps
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1. Fill heating system with water Page 9................................................................................................................
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2. Check power supply connection Page 11..............................................................................................................
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3. Select language (if required) Page 12.....................................................................................................................
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4. Heating contractor address input Page 12...........................................................................................................
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5. Select appropriate gas type Page 13......................................................................................................................
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6. Measure static pressure and running pressure Page 13.................................................................................
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7. How the Vitodens 200 boiler operates... Page 15............................................................................................
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8. Check CO
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setting Page 16........................................................................................................................................
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9. Clock natural gas meter Page 17..............................................................................................................................
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10. Check orifice size Page 17..........................................................................................................................................
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11. Check all primary and secondary circuit c onnections for leaks Page 18................................................
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12. Perform combustion analysis Page 18...................................................................................................................
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13. Check venting system for leaks (circular air gap measurement) Page 18..............................................
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14. Disassemble burner and check burner gasket Page 19..................................................................................
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15. Visually check exterior of burner mesh assembly Page 19...........................................................................
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16. Replace burner mesh assembly (if wire mesh is damaged) Page 19........................................................
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17. Check and adjust ignition and ionization electrode Page 20........................................................................
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18. Check condensate drain Page 20.............................................................................................................................
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19. Check neutralization unit (if applicable) Page 21................................................................................................
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20. Clean combustion chamber/heat exchanger surfaces, and mount burner Page 21...........................
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21. Check diaphragm expansion tank and system pressure Page 22...............................................................
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22. Check functioning of safety valves Page 22.......................................................................................................
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23. Check electrical connections Page 23....................................................................................................................
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24. Check gas pipes and fittings for leaks Page 23.................................................................................................
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25. Measure ionization current Page 24........................................................................................................................
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26. Verify programming unit system coding addresses Page 24.......................................................................
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27. Check extension kit for heating circuit with mixing valve Page 25..........................................................
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28. Check Dekamatik-HK Page 26....................................................................................................................................
5285 961 v1.3