28
Commissioning steps
Inspection steps
Maintenance steps
Page
•
•
................................................................................................ 30
•
2. Moving the programming unit to the maintenance position
.......................................... 30
•
............................................................................................... 30
•
................................................................................................. 34
•
•
............................................................................................... 36
•
7. Filling the DHW cylinder on the DHW side
...................................................................... 37
•
•
•
8. Checking the connections on the heating water and DHW sides
................................. 37
•
9. Naming the heating circuits
.............................................................................................. 37
•
10. Entering contact details of heating contractor
................................................................ 37
•
•
12. Converting the gas type (only for operation with LPG)
.................................................. 38
•
•
•
13. Checking the static pressure and supply pressure
........................................................ 39
•
•
•
14. Function sequence and possible faults
........................................................................... 40
•
15. Setting the max. heating output
........................................................................................ 41
•
•
17. Adjusting pump rate of integral circulation pump
.......................................................... 42
•
18. Checking the balanced flue system for leaks (annular gap check)
............................... 43
•
•
•
20. Checking the burner gasket and burner gauze assembly
.............................................. 45
•
•
21. Checking and adjusting the ignition and ionisation electrodes
.................................... 46
•
•
22. Checking the back draught safety devices
...................................................................... 46
•
23. Cleaning the heating surfaces
.......................................................................................... 47
•
•
24. Checking the condensate drain and cleaning the trap
................................................... 47
•
•
•
•
26. Checking the neutralising system (if installed)
•
27. Checking anode connection and anode earth current with anode tester
•
28. Draining the boiler on the DHW side
................................................................................ 50
•
29. Cleaning the loading cylinder
........................................................................................... 51
•
30. Checking and replacing the protective magnesium anode (if necessary)
•
31. Re-assembling and filling the loading cylinder
............................................................... 53
•
•
32. Checking the diaphragm expansion vessel and system pressure
................................ 54
•
33. Checking pre-charge pressure and DHW expansion vessel (if installed)
•
•
•
34. Checking the safety valve function
•
•
•
35. Checking the electrical connections for firm seating
•
•
•
36. Checking gas equipment for leaks at operating pressure
............................................. 55
•
•
37. Checking the combustion quality
..................................................................................... 55
•
•
•
38. Checking the flue system for unrestricted flow and leaks
•
•
•
39. Checking the external LPG safety valve (if installed)
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance
6151778