48
Commissioning steps
Inspection steps
Maintenance steps
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1. Opening the heat pump
..................................................................................................... 49
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2. Compiling reports
.............................................................................................................. 49
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3. Purging the refrigerant lines and the internal unit
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4. Checking tightness of the refrigerant lines
..................................................................... 49
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5. Evacuating the refrigerant lines and internal unit
........................................................... 50
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6. Charging the refrigerant lines and internal unit
.............................................................. 51
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7. Checking the refrigerant circuit for tightness
................................................................. 52
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8. Filling and venting the secondary side
............................................................................ 52
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9. Filling and venting the solar circuit
.................................................................................. 53
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10. Checking expansion vessel and heating circuit pressure
............................................. 54
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11. Cleaning the DHW cylinder
............................................................................................... 54
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12. Measuring the anode earth current with an anode tester
.............................................. 55
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13. Checking the magnesium anode
...................................................................................... 55
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14. Replacing the magnesium anode
..................................................................................... 55
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15. Checking electrical connections of the internal unit for firm seating
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16. Checking the free running of the fan in the external unit
............................................... 55
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17. Cleaning the external unit heat exchanger (evaporator)
................................................ 56
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18. Checking thermal insulation of flared connections
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19. Checking electrical connections of the external unit for firm seating
.......................... 56
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20. Closing the heat pump
....................................................................................................... 56
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21. Switch ON the power
......................................................................................................... 56
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22. Starting the heat pump
...................................................................................................... 57
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23. Commissioning the system
............................................................................................... 57
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24. Ticking the heat pump type
............................................................................................... 63
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25. Checking the heat pump for noise
................................................................................... 63
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26. Checking the system function
.......................................................................................... 64
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27. Instructing the system user
.............................................................................................. 64
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance
5700 582 GB