Alpha-InnoTec LW 161H/V, Operating Manual

Page: 23 / 48

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Subject to change without notice | 83061600bUK | ait-deutschland GmbH
27 Overflow valve
Testing and setting the overflow valve
(only necessary for integration of storage
tank in series)
The IBN assistant already provides the option, in the
event of the integration of the storage tank in series to
adjust the overflow valve according to to the hydrau-
lic system.
Confirm the IBN assistant or:
The “Set bypass valve” menu item is set by default to
“No”. The overflow valve adjustment function is deac-
tivated.
● The UWP control signal is the indication of the
currently required pump capacity in %
● If the flow rate is the current flow rate (measuring
ac/- 200 l/h)
1. Fully open the overflow valve, close the heating
circuits
2. If the “Set bypass valve” menu item is set from
“No” to “Yes”, the circulation pump is activated
with 100% – and the pump starts up.
3. If the control signal UWP reaches 100%, close
the overflow valve to the extent that the maximum
flow rate.

“Technical data / Scope of supply”, page 27
1 Rotary-push button
2 Overflow valve
4. If you exit the “Set bypass valve” menu or at the
latest after one hour, the circulation pump switch-
es back to standard regulation
5. Open valves to heating circuit.