4 Installation
Installation manual
6
EKCB07CAV3
Daikin Altherma low temperature monobloc control box
4P4040751 – 2015.03
4.3.4
To connect the interconnection cable
between control box and outdoor unit
1
Connect X2M/22 (control box) to X5M/4 (outdoor unit).
2
Connect X2M/23 (control box) to X5M/3 (outdoor unit).
X5M
22
23
3 4
X2M
3
Tie the cable with cable ties to the cable tie mountings.
4.3.5
To connect the user interface
▪ If you use 1 user interface, you can connect it onto control box
EKCB07CAV3 (for control close to the control box), or in the room
(where used as room thermostat).
▪ If you use 2 user interfaces, you can connect 1 user interface onto
control box EKCB07CAV3 (for control close to the control box) + 1
user interface in the room (where used as room thermostat).
#
Onto control box
In the room
1
Connect the user interface cable to
control box terminals X2M/20+21.
Fix the cable with cable ties to the
cable tie mountings.
X2M
X8M
X1M
A1P
20
21
A5P
a
a
Main user interface
(a)
Connect the user
interface cable to
control box
terminals
X2M/20+21.
Route the cable
from the righthand
side of the
terminals, fasten it
to the cable tie
mountings and route
it through the hole of
the low voltage
wiring.
#
Onto control box
In the room
2
Connect the control box to the outdoor unit.
Fix the cable with cable ties to the cable tie mountings.
X5M
20
21
1 2
X2M
3
Insert a screwdriver into the slots underneath the user
interface and carefully separate the faceplate from the wall
plate.
The PCB is mounted in the faceplate of the user interface.
Be careful NOT to damage it.
4
Fix the wall plate of the user interface
to the front panel of the control box
using the M4 bolts and nuts from the
accessory bag.
Be careful NOT to distort the shape
of the backside of the user interface
by overtightening the mounting
screws.
2×
2
4
3
1
2×
Fix the wall plate of
the user interface to
the wall.
When NOT
connecting a user
interface to the
control box, do NOT
remove the plugs
from the holes in the
front plate.
5
Connect as shown in 4A.
Connect as shown
in 4A, 4B, 4C or 4D.
6
Reconnect the faceplate to the wall plate.
Be careful NOT to pinch the wiring when connecting the
front panel to the control box.
