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2
Installation position.
It is advised to connect the 3-way valve as close as possible to
the unit. It can be installed in accordance with one of the
following four configurations.
1
2
3
figure A
1
2
3
figure C
1 From Daikin Altherma unit
2 To domestic hot water tank
3 To room heating
3
Unpack the 3-way valve body and 3-way valve motor.
2
1
1 Sleeve
2 Valve motor cover
3 Screw
4 Scale
4
Install the 3-way valve body in the pipework.
Make sure the shaft will be positioned in such a way that the
motor can be mounted and replaced.
Put the sleeve on the valve and turn the valve to the middle
position of the scale plate.
Check that the valve is positioned as in the figure below. It
should be blocking the outlet connection to the domestic hot
water for 50% and the outlet connection to the room heating also
for 50%.
Installation in accordance
with figure A and figure B
If the valve is not positioned in this way before mounting
the motor, the valve will give way to both domestic water
and room heating during operation.
Installation manual
5
1
3
2
figure B
1
3
2
figure D
4
3
Installation in accordance
with figure C and figure D
5
When installing in accordance with
valve motor cover by loosening the screw and change the
jumper so as to change the rotation direction of the valve.
By default the jumper is factory set to apply for installation in
accordance with
figure B
Installation in accordance with
figure A
and
figure D
Rotation direction of the valve
6
Push the motor on the motor sleeve.
Make sure not to rotate the sleeve during this action, so as to
maintain the valve position as set during step 4.
7
IP41
8
Put the scale on the valve as shown below.
Domestic hot
Room
water tank
heating
Installation in accordance with
figure B
and
figure C
9
Make sure to firmly fix the power supply cord onto the 3-way
valve body with a field supplied cable tie like in illustration below.
1x
10 Perform the wiring in the unit in accordance with the following
figure:
8
9
3-way valve
L
N
Refer also to the drawing on
See
"Installation of the option kit on the domestic hot water tank" on
page 9
for details on installation in accordance with relevant local and
national regulations.
Domestic hot water tank with option kit for air to water heat pump
figure A
or
figure
D, open the
and
figure
C.
Installation in accordance with
figure B
and
figure C
DIR
2P
Y
N
L
Room
Domestic hot
heating
water tank
Installation in accordance with
figure A
and
figure D
10
Y
page
8.
EKUHWBB + EKHWSU150~300BA3V3
4P610549-1 – 2020.01
system
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