1. Instructions prior to installation 4
2. Instructions prior to commissioning 4
3. Commissioning the boiler 5
4. Adjusting ambient temperature and DHW temperature 6
5. Description of button
(Summer - Winter - Heating only - Off) 6
6. Filling the system 7
7. Turning off the boiler 7
8. Gas conversion 7
9. Prolonged shutdown. Frost protection (central heating circuit) 8
10. Troubleshooting 8
11. Routine maintenance instructions 8
12. General information 9
13. Instructions prior to installation 9
14. Installing the boiler 10
15. Dimensions of boiler 11
16. Installation of ue and air ducts 12
17. Connecting the mains supply 16
18. Connecting the ambient thermostat 16
19. Gas conversion methods 17
20. Visualisation of electronic board parameters on boiler display (“info” function) 19
21. Parameters setting 20
22. Adjustment and safety devices 21
23. Positioning the ignition and ame-sensor electrode 22
24. Checking combustion parameters 22
25. Output/pump head performance 22
26. Connecting the external probe 23
27. Connection of an external storage boiler 23
28. Annual servicing 24
29. Cleaning the lters 24
30. Removing scale from the DHW circuit 24
31. Dismounting the water-water heat exchanger 24
32. Circuit diagram 25
33. Illustrated wiring diagram 29
34. Technical data 33
CONTENTS
INSTRUCTIONS FOR USERS
INSTRUCTIONS FOR FITTERS
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