25
Subject to change without notice.
83054800bUK – Translation into English of the original German operating manual ait-deutschland GmbH Subject to change without notice.
Subject to change without notice.
83054800bUK – Translation into English of the original German operating manual ait-deutschland GmbH
Ensure that the system is running in heating mode
(ideally in cold condition)…
With the heating curve set low, switch the system to
“Forced heating”…
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:
Heating ca
pacity in kW
Temperature drop in K
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
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
system from the power supply and prevent 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 con-
troller, remove the buffer battery on the proces-
sor board. The battery can be pushed out using a
screwdriver. Dispose of the battery and electronic
components in an environmentally friendly way.
