Viessmann Vitocal 222-A - Commissioning, Inspection, Maintenance

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Commissioning steps
Inspection steps
Maintenance steps Page
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1. Opening the heat pump..................................................................................................... 59
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2. Compiling reports.............................................................................................................. 59
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3. Checking the refrigerant circuit for leaks........................................................................ 59
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4. Filling and venting on the secondary side....................................................................... 59
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5. Filling and venting the DHW cylinder on the DHW side................................................. 61
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6. Checking the expansion vessel and heating circuit pressure....................................... 61
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7. Testing the anode connection........................................................................................... 62
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8. Measuring the anode earth current with an anode tester.............................................. 62
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9. Testing the protective magnesium anode........................................................................ 63
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10. Replacing the protective magnesium anode................................................................... 63
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11. Draining the appliance on the DHW side......................................................................... 64
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12. Cleaning the DHW cylinder............................................................................................... 64
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13. Checking the indoor unit electrical connections for firm seating
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14. Checking that the fan in the outdoor unit can run freely............................................... 65
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15. Cleaning the outdoor unit heat exchanger (evaporator)................................................ 66
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16. Checking the outdoor unit electrical connections for firm seating............................... 67
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17. Closing the heat pump....................................................................................................... 67
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18. Switching on the power supply........................................................................................ 67
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19. Starting the heat pump...................................................................................................... 67
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20. Commissioning the system............................................................................................... 68
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21. Checking the heat pump for noise................................................................................... 78
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22. Checking the system function.......................................................................................... 78
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23. Instructing the system user.............................................................................................. 78
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance
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