Table Of Contents - Viessmann Vitocrossal 200 Service Instructions For Contractors

Steps - commissioning, inspection and maintenance
Commissioning steps
Inspection steps
Maintenance steps
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1. Checking the high limit safety cut-out setting................................................................
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2. Filling the heating system with water and venting.........................................................
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3. Filling the trap with water..................................................................................................
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4. Commissioning the system...............................................................................................
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5. Checking the gas type....................................................................................................... 11
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6. Converting to natural gas LL............................................................................................ 11
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7. Reducing the operational output (if required)................................................................. 12
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8. Checking static pressure and supply pressure.............................................................. 13
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9. Checking the rotary damper setting................................................................................. 15
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10. Checking the CO
• • • 11. Checking the CO content
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12. Checking the flue gas temperature
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13. Displaying the ionisation current..................................................................................... 19
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14. Shutting down the system................................................................................................. 20
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15. Opening the boiler door..................................................................................................... 20
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16. Cleaning the combustion chamber and heating surfaces............................................. 20
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17. Checking the gaskets and thermal insulation sections................................................. 20
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18. Checking all connections and the sensor well on the heating water side for
tightness............................................................................................................................. 21
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19. Removing the neutralising system, connecting the drain hose.................................... 21
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20. Cleaning and reconnecting the condensate drain system............................................. 22
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21. Checking the condensate drain and neutralising system (if installed)......................... 22
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22. Checking the burner gauze assembly.............................................................................. 23
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23. Checking the ignition electrodes and ionisation electrode........................................... 23
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24. Closing the boiler door...................................................................................................... 24
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25. Cleaning the burner........................................................................................................... 24
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26. Fitting the burner................................................................................................................ 25
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27. Checking the gas train valves for tightness.................................................................... 26
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28. Checking the filter element in the gas line...................................................................... 26
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29. Checking gas connections for tightness......................................................................... 26
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30. Checking the gaskets on the flue gas side...................................................................... 27
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31. Performing final checks..................................................................................................... 28
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32. Checking the water quality................................................................................................ 28
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33. Checking the safety valve function
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34. Expansion vessel .............................................................................................................. 28
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35. Checking the mixer for ease of operation and leaks...................................................... 28
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36. Checking the thermal insulation for firm seating
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37. Checking the installation room ventilation air apertures............................................... 29
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38. Instructing the system user.............................................................................................. 29
content................................................................................................. 16
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Commissioning, inspection, maintenance
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