Daikin Altherma EKHWE150A3V3, Руководство по установке

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Installation manual
4
EKHWE150~3 E300A3Z2
Domestic hot water tank for air to water heat pump system
4PW43396-1D
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%.
5 When installing in accordance with figure A or figure D , open the
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 and figure C .
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
8 Put the scale on the valve as shown below.
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.
10 Perform the wiring in the indoor unit in accordance with the
following figure:
Refer also to the drawing on page 6 .
Connecting the water circuits
1 Connect the water inlet and water outlet from the heat
exchanger.
2 Connect the hot and cold water supply tubes.
3 Connect the pressure relief valve (field supply, opening pressure
maximum 10 bar).
Field wiring
Power circuit and cable requirements
For cable requirements and specifications, refer to "Field wiring" in
the indoor unit installation manual supplied with the EKHBH/X unit.
Installation in accordance with
figure A and figure B
Installation in accordance with
figure C and figure D
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 in accordance with
figure A and figure D
Installation in accordance with
figure B and figure C
Rotation direction of the valve
Domestic hot
water tank Room heating Room heating
Domestic hot
water tank
Installation in accordance with
figure B and figure C
Installation in accordance with
figure A and figure D
L
N
Y
DIR
2P
8 9 10
3-way valve
BRN BLU BLK
L N Y
Make sure to use galvanic couplings for the connection.
If a discharge pipe is connected to the pressure relief
device it must be installed in a continuously downward
direction and in a frost-free environment. It must be left
open to the atmosphere.
■
A main switch or other means for disconnection,
having a contact separation in all poles, must be
incorporated in the fixed wiring in accordance with
relevant local and national legislation.
■
All field wiring and components must be installed by a
licensed electrician and must comply with relevant
European and national regulations.
■
The field wiring must be carried out in accordance
with the wiring diagram supplied with the unit and the
instructions given below.
■
The domestic hot water tank must be earthed via the
indoor unit.
■
Be sure to use a dedicated power circuit. Never use a
power circuit shared by another appliance.
■
Use one and same dedicated power supply for the
outdoor unit, indoor unit, backup heater and domestic
hot water tank.
NOTE
Select the power cable in accordance with relevant
local and national regulations.