3 Unpack the 3-way valve body and 3-way valve motor.
Verify that following accessories are provided with the motor.
2
1
1
Sleeve
2
Valve motor cover
3
Screw
4
Turn knob
4 Put the sleeve on the valve and turn the valve so that the
sleeve is positioned according to the figure below.
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.
5 Install the 3-way valve body in the piping.
Refer to the figure below before making the connection.
A
1
A
5
6
6 Push the motor on the sleeve.
Make sure not to rotate the sleeve during this action, so as to
maintain the valve position as set during step 4.
RKHTS200+260A
Domestic hot water tank for air to water heat pump system
4PW56004-1
3
4
3
7 Put the turn knob on the valve motor cover as shown below.
Room heating
Domestic hot water tank
Make sure that the turn knob is completely pushed in to allow
the turn knob being operated automatically by the unit. If the
turn knob is lifted slightly, manual operation is possible.
8 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.
9 Perform the wiring in the indoor unit switch box in accordance
with the following figure: (make sure power supply is
switched off)
X2M
3
4
3-way valve
N
Y
L
Make sure to follow the appropriate wiring routing inside of
the unit (this wiring routing can be found in the installation
manual of the indoor unit).
Refer also to the wiring diagram delivered with the indoor
unit.
5
Mount the tank module on top of the indoor unit using the lifting
holes.
Because of the weight of the domestic hot water tank,
it is advised to handle and lift it with two persons.
5
Installation manual
4