Table Of Contents - Viessmann VITOCAL 151-A Installation And Service Instructions Manual

Steps - commissioning, inspection and maintenance
Commissioning steps
Inspection steps
Maintenance steps
•
1. Compiling reports.............................................................................................................. 68
•
2. Switching on the power supply........................................................................................ 68
•
3. Starting the heat pump...................................................................................................... 68
•
4. Commissioning the system............................................................................................... 68
• •
5. Filling the system............................................................................................................... 74
• • •
6. Building up the system pressure...................................................................................... 77
• •
7. Venting the system............................................................................................................. 78
• • •
8. Opening the heat pump..................................................................................................... 78
• • •
9. Checking the expansion vessel and system pressure................................................... 80
•
10. Filling and venting the DHW cylinder on the DHW side................................................. 80
• • •
11. Testing the anode connection........................................................................................... 80
•
12. Checking the anode earth current with an anode tester................................................ 81
• 13. Checking the protective magnesium anode.................................................................... 81
•
14. Replacing the protective magnesium anode................................................................... 81
•
15. Draining the appliance on the DHW side......................................................................... 82
• • •
16. Checking all connections on the heating water and DHW sides for leaks................... 82
• •
17. Releasing the outdoor unit transport bracket................................................................. 83
• •
18. Testing the refrigerant circuit............................................................................................ 83
• •
19. Cleaning the filter in the ball valve................................................................................... 85
• • •
20. Checking that the fan in the outdoor unit can run freely............................................... 85
•
21. Cleaning the outdoor unit heat exchanger (evaporator)................................................ 86
• •
22. Cleaning the condensate pan and condensate drain..................................................... 87
•
23. Cleaning the DHW cylinder............................................................................................... 88
• •
24. Checking the indoor unit electrical connections for firm seating
• • •
25. Checking the outdoor unit electrical connections for firm seating............................... 90
• • •
26. Resetting the high limit safety cut-out............................................................................. 90
• • •
27. Closing the heat pump....................................................................................................... 91
• • •
28. Checking the heat pump for noise................................................................................... 92
•
29. Adjusting the heating curve.............................................................................................. 93
•
30. Naming the heating/cooling circuits................................................................................ 93
•
31. Entering the contractor's contact details......................................................................... 93
•
32. Instructing the system user.............................................................................................. 93
Commissioning, inspection, maintenance
Page
67