Contents
1. Instructions prior to installation 4
2. Instructions prior to commissioning 4
3. Commissioning of the boiler 5
4. Filling the boiler 10
5. Turning off the boiler 10
6. Prolonged standstill of the system. Frost protection 11
7. Gas change 11
8. Servicing instructions 11
Instructions pertaining
to the user
9. General information 12
10. Instructions prior to installation 12
11. Boiler installation 13
12. Boiler size 13
13. Fittings present in the packaging 14
14. Installation of flue and air ducts 14
15. Connecting the mains supply 18
16. Gas change modalities 24
17. Setting the boiler parameters 27
18. Control and operation devices 28
19. Positioning of the ignition and flame sensing electrode 29
20. Check of combustion parameters 29
21. Activating the flue-sweeper function 29
22. Output / pump head performances 30
23. How to disassemble the DHW heat exchanger 30
24. Cleaning the cold water filter 31
25. Annual service 31
26. Boiler schematic 32-33
27. Illustrated wiring diagram 34-35
28. Technical data 36
Instructions pertaining
to the installer