Strebel S-CB Px 120, Руководство по установке, эксплуатации и техническому обслуживанию

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S-CB Px 120 Manual 86
S-CB Px 120
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14.2. Setting at the minimum load
To start up the boiler in service mode press the [SERVICE] button for around 3 seconds. After that the boiler will
start up and when the service mode is activated the following screen will appear.
Display message H E A T I N G : S e r v i c e 2 7 %
> > > 1 2 3 . 4 ° C ( 1 2 3 . 4 ° C )
Reason: Boiler is activated and operates at service mode at 27% (minimum).
Use the [
▼ ] button to decrease the actual load of the service (percentage) to the minimum.
Display message
H E A T I N G : S e r v i c e 2 7 %
> > > 1 2 3 . 4 ° C ( 1 2 3 . 4 ° C )
Reason: Boiler is activated and operates at service mode at 27% (minimum).
When the boiler operates at minimum load measure the CO
2
percentage at the flue gas outlet of the boiler. This
value should match the values given in the table above. When needed, adjust the gas valve setting by the adjust-
ing screw [1]. See the drawing above.
Decrease CO
2
percentage Turn screw [1] left (counter clockwise)
Increase CO
2
percentage Turn screw [1] right (clockwise)
See next page for additional measurements
→
CO2 [1]
CO2 [1]