Viessmann Vitocrossal 200 CM2C 115, Service Instructions Manual, Page: 7 / 64

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