Buderus 500-24C Installation And Maintenance Instructions Manual page 38

2
Commissioning
The boiler operates at full load when the Service button
is pressed again. An open-end spanner
in the top left hand corner of the display.
Press the button if you want to make sure that the
boiler is actually operating at full load ('Hi' appears in the
display, fig. 52).
The boiler returns to regular operation when the Service
button is pressed once again or after the boiler has
operated at partial- or full load for 30 minutes.
4. Display ( fig. 49)
Setting, adjustments and fault codes are displayed on the
DBA (see fig. 53).
5. Menu button (
The menu button allows you to scroll through the menu
items.
Press the button once, to display the current warm start
function setting.
Press the button twice to display the current
DHW temperature setting.
Press the button three times to display the current
setting of summer operation.
Press the button four times to display the current
CH flow temperature setting.
6. and 7. Up and Down
These keys can be used for adjusting temperatures and
activating or de-activating certain summer operation.
The key, when pressed, gives the current operating
status of the boiler. Press the
current DHW flow in l/m.
Setting the warm start function
V Press the menu button once.
V Use the
and keys to turn the warm start func-
tion on or off.
Factory setting: warm start function is "on".
38
appears
fig. 49)
keys ( fig. 49)
key once to display the
Buderus 500-24C/28C - Subject to modifications resulting from technical improvements
Fig. 52 DBA display Hi
Fig. 53 DBA display
Setting
- ECO /
cold start
- comfort /
warm start
Tab. 4 Warm start function
7215 3100-52.1TD
7215 3100-53.1TD
Meaning
More energy efficient, less
chance of calcification, longer
waiting periods.
Maximum comfort due to short
waiting period for warm water.
Not as energy efficient as the
cold start and there is more
chance of calcification.