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Subject to change without notice | 83054000dUK – Translation into English of the original German operating manual | ait-deutschland GmbH
Set the overflow valve
REMARQUE
The activities in this section are only necessary
for in-line tank integration.
Complete the worksteps quickly, otherwise the
maximum return temperature can be exceeded
and the heat pump switches to high-pressure
fault.
Turn the adjusting knob at the overflow valve to
the right to increase the temperature difference
(the temperature drop), turn it to the left to re-
duce it.
System is running in heating mode (ideally in cold
condition).
In case of low heating curve: Set the system to
“Forced heating”…
Operating manual of the heating and heat pump
controller.
Shut off valves to the heating circuit…
Ensure that the total flow is routed via the overflow
valve…
Read out the flow and return temperature at the
heating and heat pump controller…
Operating manual of the heating and heat pump
controller.
Turn the adjusting knob (1) of the overflow valve (2)
until the temperature drop between the flow and
return temperature is set as follows:
External temperature Recommended settings
-10 °C
4 K
0 °C
5 K
10 °C
8 K
20 °C
9 K
30 °C
10 K
Open valves to heating circuit…
Reset the heating and heat pump controller.
Installation of the control
element
Situated at different heights in the front facade of the
unit are recesses (each with 4 recesses) for fastening the
control element:
1 four upper recesses
2 four lower recesses
4 hooks are located on the back side of the control
element and can be used to hang the control element on
the front facade of the unit:
