In Case Of Third-Party Gas Boiler - Daikin Altherma EJHA04AAV3 Installation Manual

5 Installation
1×
a *HY2KOMB28+32AA gas boiler
2 Fix the cable with cable ties to the cable tie mountings.
To connect the domestic hot water pump
1 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.
3×
X2M 6 5
1×
2 Fix the cable with cable ties to the cable tie mountings.
5.4.2

In case of third-party gas boiler

To connect the electrical wiring on the outdoor
unit
NOTICE
The distance between the high voltage and low voltage
cables should be at least 50 mm.
CAUTION
Do NOT push or place redundant cable length in the unit.
1 Open the top plate and the front plate. See
outdoor unit" on page 9.
2 Insert the wiring at the back of the unit:
Installation manual
18
A2P
X10A 1 2
a
M
M2P
1~
1
"5.1.1 To open the
a
b
a~d See below
3 If you insert cables through the knockout holes c and d:
▪ Punch the knockout holes using a hammer and screw driver.
▪ Insert the cable glands (delivered as accessory).
4 Inside the unit, route the wiring to the switch box as follows:
c
d
3×
a~d See below
5 Inside the switch box, connect the wires to the appropriate
terminals.
6 After connecting all wiring, close the front plate and the top
plate.
Connections in case of third-party gas boiler
Routing Possible cables (depends on the installed
options)
a Main power supply
Main power supply
(high voltage)
b User interface (mandatory option)
User interface (low
voltage)
c ▪ Bivalent signal for third-party gas boiler
(field supply)
High voltage
▪ External pump cable – Power supply
(mandatory option)
Daikin Altherma hybrid monobloc – Heat pump module
c
d
a
b
EJHA04AAV3
4P530607-1B – 2018.10