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
.......................................................... 49
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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. Checking expansion vessel and heating circuit pressure
............................................. 54
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10. Cleaning the DHW cylinder
............................................................................................... 54
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11. Measuring the anode earth current with an anode tester
.............................................. 55
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12. Checking the magnesium anode
...................................................................................... 55
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13. Replacing the magnesium anode
..................................................................................... 55
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14. Checking electrical connections of the internal unit for firm seating
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15. Checking the free running of the fan in the external unit
............................................... 56
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16. Cleaning the external unit heat exchanger (evaporator)
................................................ 56
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17. Checking thermal insulation of flared connections
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18. Checking electrical connections of the external unit for firm seating
.......................... 57
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19. Closing the heat pump
....................................................................................................... 57
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20. Switch ON the power
......................................................................................................... 57
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21. Starting the heat pump
...................................................................................................... 57
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22. Commissioning the system
............................................................................................... 58
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23. Ticking the heat pump type
............................................................................................... 64
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24. Checking the heat pump for noise
................................................................................... 64
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25. Checking the system function
.......................................................................................... 64
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26. Instructing the system user
.............................................................................................. 65
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance
5700 562 GB
