Viessmann VITODENS 242-F Installation And Service Instructions Manual page 43

Steps - commissioning, inspection and maintenance
Commissioning steps
Inspection steps
Maintenance steps
•
23. Checking and adjusting the ignition and ionisation
•
24. Cleaning the heating surfaces....................................... 61
• •
25. Checking the condensate drain and cleaning the
• •
26. Installing the burner....................................................... 63
•
27. Checking the neutralising system (if installed)
•
28. Checking the anode connection................................... 64
•
29. Testing the anode earth current with an anode tester 65
•
30. Draining the boiler on the DHW side............................ 66
•
31. Cleaning the primary store............................................ 67
•
32. Checking and replacing the magnesium anode (if
•
33. Re-assembling and filling the primary store................ 68
• •
34. Checking the diaphragm expansion vessel and
•
35. Checking the pre-charge pressure and the DHW
• • •
36. Checking the function of safety valves
• • •
37. Checking firm seating of electrical connections
• • •
38. Checking all gas equipment for tightness at operating
• •
39. Checking the combustion quality................................. 71
• • •
40. Checking the flue system for unrestricted flow and
• • •
41. Checking the external LPG safety valve (if installed)
•
42. Matching the control unit to the heating system......... 72
•
43. Adjusting the heating curves........................................ 78
•
44. Connecting the control unit to the LON....................... 81
Commissioning, inspection, maintenance
electrodes........................................................................ 61
siphon.............................................................................. 62
required).......................................................................... 68
system pressure............................................................. 69
expansion vessel (if installed)....................................... 70
pressure........................................................................... 70
tightness
Page
43