20
http://www.buderus.net
Operating and error messages
Display (example) Meaning
1
Current boiler water temperature (in °F)
2
Current system pressure (in psi)
2
Operating message (see table 5):
Current condition of heating system
1
Standard display for this operating condition. This display appears after 5 minutes if no button is pushed.
2
Other values may be displayed depending on the operating condition. You can return to the starting point by repea-
tedly pushing the "Service" button.
140
P21
-H
