20
Subject to change without notice.
83054500bUK – Translation into English of the original German operating manual ait-deutschland GmbH
Operating manual of the heating and heat pump
controller.
Shutting off the valves to the heating circuit…
Ensure that the flow rate is passed 100 % through the
overflow valve…
At the heating and heat pump controller, read out the
flow and return temperatures…
Operating manual of the heating and heat pump
controller.
Read out the current output at the heating and
heat pump controller and set the temperature drop
according to the diagram.
Operating manual of the heating and heat pump
controller.
Turn the adjusting knob of the overflow valve until the
temperature difference (= temperature drop) between
the flow and return is set accordingly:
Recommended setting:
P174 - Vorschlag Einstellempfehlung Überströmventil
19.03.2014
as
Die Heizleistung kann bequem aus dem Wärmepumpenregler ausgelesen werden
Heizleistung
Volumenstrom
Spreizung
3
2000
1
5
2000
2
7
2000
3
9
2000
4
12
2000
5
14
2000
6
16
2000
7
19
2000
8
20
2000
9
Berechnete Werte:
0
5
10
15
20
25
1
2
3
4
5
6
7
8
9
He
iz
le
is
tu
ng
in
k
W
Spreizung in K
Einstellung Überströmventil
Luft/Wasser leistungsgeregelt 16kW
Heating ca
pacity in kW
Temperature drop in K
1 Adjusting knob
2 Overflow valve
NOTE.
Turning the adjusting knob:
– clockwise = increases the temperature drop.
– anticlockwise = decreases the temperature drop.
Open valves to the heating circuit…
Reset the heating and heat pump controller.
Dismantling
DANGER!
Risk of fatal electric shock!
All electrical connection work must be
carried out by qualified electricians only.
Before opening the unit, disconnect the sys-
tem from the power supply - wait for 90 sec-
onds = residual voltage at inverter - and pre-
vent it from being switched back on again!
WARNING!
Only qualified heating or cooling system
personnel are allowed to remove the unit
from the system.
ATTENTION
Recycle or ensure proper disposal of unit compo-
nents, refrigerants and oil according to the relevant
regulations, standards and guidelines.
REMOVAL OF THE BUFFER BATTERY
ATTENTION
Before scrapping the heating and heat pump
controller, remove the buffer battery on the
processor board. The battery can be pushed out
using a screwdriver. Dispose of the battery and
electronic components in an environmentally
friendly way.
