Operating instructions
Commissioning steps
Inspection steps
Maintenance steps Page
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•• 20. Cleaning the combustion chamber/Cleaning the
heating surfaces and installing the burner
.................
22
•• 21. Checking the condensate drain and cleaning the
siphon
........................................................................................
23
•• 22. Checking the neutralising system (if installed)
• 23. Testing anode earth current with an anode test
device
........................................................................................
23
• 24. Cleaning the DHW cylinder ...............................................
24
• 25. Checking and replacing the magnesium anode (if
required)
...................................................................................
25
• 26. Taking the DHW cylinder back into use ........................
25
••• 27. Checking the diaphragm expansion vessel and
system pressure
••• 28. Checking the function of all safety valves
••• 29. Checking tightness of electrical connections
••• 30. Checking all gas equipment for soundness at
operating pressure
...............................................................
26
••• 31. Checking the ionisation current ......................................
26
••• 32. Checking the external LPG s afety valve (if
installed)
• 33. Matching the control unit to the heating system ......
27
• 34. Connecting the control unit to the LON system
(only for weather-compensated control units)
..........
32
• 35. Implementing a user check (in conjunction with
the LON system)
....................................................................
33
• 36. Adjusting heating curves (only for weather-
compensated control units)
..............................................
34
• 37. Instructing the system user ..............................................
37
• 38. Scanning and resetting the maintenance display ....
37
Steps - initial start-up, inspection and maintenanc . . . (cont.)
6
Initial start-up, inspection, maintenance
5692 548 GB