Buderus 500-24S Installation And Maintenance Instructions Manual page 36

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 domestic hot water (DHW) temperature
(in combination with an external hot water cylin-
der)
V Press
button twice then adjust the DHW tempera-
ture to the desired temperature (40 °C - 60 °C) using
the and keys (
Factory setting is 48 °C.
Setting the boiler to summer operation
When you want to make sure that your boiler will not oper-
ate for central heating in the summer then you can set the
boiler to summer operation. The boiler will then only oper-
ate for DHW (in combination with an external hot water
cylinder).
V Press the
button (
The current setting blinks.
V Use the
or keys to adjust to desired setting.
Central heating is on.
Central heating is off (summer operation).
DHW is still available.
36
appears
fig. 49)
keys ( fig. 49)
key once to display the
fig. 54, item 1).
fig. 54, item 2) three times.
Buderus 500-24S - Subject to modifications resulting from technical improvements
Fig. 52 DBA display Hi
Fig. 53 DBA display
Fig. 54 DBA – adjusting arrows
7215 3100-52.1TD
7215 3100-53.1TD
1
2
7215 3100-54.1TD