Viessmann VITODENS 200-W Installation And Service Instructions Manual page 28

Commissioning, inspection, maintenance
Steps - commissioning, inspection and...
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28
Commissioning steps
Inspection steps
Maintenance steps
20. Checking and adjusting the ignition and ionisation
electrodes........................................................................ 42
21. Cleaning the heating surfaces....................................... 43
22. Checking the condensate drain and cleaning the
siphon.............................................................................. 43
23. Fitting the burner............................................................ 45
24. Checking the neutralising system (if installed)
25. Checking the flow limiter (only for combi boilers)...... 46
26. Checking the expansion vessel and system pressure 46
27. Checking the function of safety valves
28. Checking firm seating of electrical connections
29. Checking all gas equipment for tightness at operating
pressure........................................................................... 47
30. Checking the combustion quality................................. 47
31. Checking the flue system for unrestricted flow and
tightness
32. Checking the external LPG safety valve (if installed)
33. Matching the control unit to the heating system......... 49
34. Adjusting the heating curves (only for weather-
compensated control units)........................................... 54
35. Connecting the control unit to the LON system - only
for weather-compensated control units....................... 57
36. Calling up and resetting the service display................ 59
37. Instructing the system user........................................... 59
(cont.)
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