145
Access
■ "
Device settings
"
■ "
Programming
"
■ "
Ext. heat source
"
■
y
to "
Dual-mode temp
"
■
1
or
!
Standard setting
10 °C
Setting range
-50 to 50 °C
External heat source for DHW
Parameter
■ 7B0D
Details as to whether an external heat
source is to be used for DHW heating.
In case of higher heating demand made
of the DHW cylinder that cannot be cov-
ered by the heat pump alone, the corre-
sponding pump (circulation pump for cyl-
inder reheating) and the external heat
source will be activated.
If the acknowledgement Yes is entered,
no electric immersion heater EHE instal-
led in the DHW cylinder can be control-
led.
Access
■ "
Device settings
"
■ "
Programming
"
■ "
Ext. heat source
"
■
y
to "
Ext. HS for DHW
"
■
"YES"
or
"NO"
Standard setting
No
Setting range
Yes/No
Control settings, external heat source
Dual-mode temperature
(cont.)
5368 522 UAE
Service
Summary of Contents for Vitocal 300-G BW
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