Daikin EHYKOMB33AA2 [41/136] Installation

Daikin EHYKOMB33AA2 [41/136] Installation
7 Installation
Installer reference guide
41
EVLQ05+08CAV3 + EHYHBH05AA + EHYHBH/X08AA +
EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1A – 2016.02
a
b
a Solenoid coil
b Connector X5
5 Plug the gas boiler connector into connector X5 of the gas
boiler PCB. Make sure the solenoid coil is outside the gas boiler
switch box.
6 Route the communication cable from the gas boiler to the
indoor unit as in figure below.
7 Open the switch box cover of the indoor unit.
8 Plug the indoor unit connector into X39A of the indoor unit PCB.
X39A
9 Close the switch box cover of the indoor unit.
10 Close the switch box cover of the gas boiler.
11 Close the gas boiler.
7.11.9 To connect the user interface
If you use 1 user interface, you can install it at the indoor unit (for
control close to the indoor unit), or in the room (when used as
room thermostat).
If you use 2 user interfaces, you can install 1 user interface at the
indoor unit (for control close to the indoor unit) + 1 user interface
in the room (used as room thermostat).
# Action
1 Connect the user interface cable to the indoor unit.
Fix the cable with cable ties to the cable tie mountings.
X1M
1
2
X5M
ab
a Main user interface
(a)
b Optional user interface

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