Viessmann Vitodens 300 Service Instructions Manual page 72

Type wb3a, 49 and 66 kw gas fired wall mounted condensing boiler natural gas and lpg version
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Service scans
Scanning operating conditions and sensors
Operating condition display (sub-
ject to system equipment level)
263572
h
030529
001417
h
002850
72
(cont.)
Description
Burner hours run
Burner starts
Hours run - solar circuit pump
Solar energy in kW/h

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