Buderus 500-24C Installation And Maintenance Instructions Manual page 39

Setting the domestic hot water (DHW) temperature
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.
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.
NOTE
When summer operation is active then the
boiler will not operate for central heating until
summer operation has been deactivated.
Setting the flow temperature
NOTE
It is not possible to set the flow temperature
when the boiler is set to summer operation.
V Press
button ( fig. 54, item 2) four times then
adjust the flow temperature to the desired temperature
(30 °C – 80 °C) using the
item 1). Factory setting is 80 °C.
Frost protection
The boiler has an automatic frost protection. When the
CH flow temperature drops below 7 °C then the boiler will
start up.
Buderus 500-24C/28C - Subject to modifications resulting from technical improvements
fig. 54, item 1).
fig. 54, item 2) three times.
and keys ( fig. 49,
Fig. 54 DBA – adjusting arrows
2
Commissioning
1
2
7215 3100-54.1TD
39