Daikin Altherma 3 M - To Connect the Shut-Off Valve

6 Electrical installation
Installation manual
24
EBLA04~08E2V3+E23V3 + EDLA04~08E2V3+E23V3
Daikin Altherma 3 M
4P685229-1A – 2022.05
A
a
b
c
d
B
X1B
B
A
a Top side
b Left side
c Bottom side
d Right side
3 Mount the front plate.
▪ Align the positioning pins and push the front plate onto the
rear plate until it moves into place with a click.
▪ The connector pins are automatically inserted correctly.
a
b
a
a Positioning pins
b Connector pins
Opening the user interface after it is installed
If you need to open the user interface after it is installed, proceed as
follows:
1 Remove the WLAN cartridge and USB memory stick (if any).
2 Push the rear plate on each of the 4 spots where the snap-fits
are located.
6.3.6 To connect the shut-off valve
INFORMATION
Shut-off valve usage example. In case of one LWT zone,
and a combination of underfloor heating and heat pump
convectors, install a shut-off valve before the underfloor
heating to prevent condensation on the floor during cooling
operation.
Wires: 2×0.75mm²
Maximum running current: 100mA
230VAC supplied by PCB
—
1 Access the electrical connections. See "6.3.1 To connect the
electrical wiring to the outdoor unit"[417].
2 Connect the valve control cable to the appropriate terminals as
shown in the illustration below.
NOTICE
Only connect NO (normally open) valves.
X2M.4
X2M.3
M2S
(NO)
180°
4
3
X2M
3 Fix the cable with cable ties to the cable tie mountings.