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7 Installation
Wire type
c b
Stranded conductor
wire with round
crimp-style terminal
a Terminal
b Screw
c Flat washer
O Allowed
X Not allowed
7.10.4
To connect the electrical wiring on the
indoor unit
It is recommended to install all electrical wiring to the hydro box
before installing the boiler.
1 Wiring should enter the unit from the bottom.
2 Routing of the wiring inside the unit should be as follows:
Routing
Possible cables (depending on unit type and installed options)
a
▪ Interconnection cable between indoor and outdoor unit
▪ Heat pump convector (option)
▪ Room thermostat (option)
▪ 3-way valve (option in case of tank)
▪ Shut-off valve (field supply)
▪ Domestic hot water pump (field supply)
b
▪ Interconnection cable between indoor unit and gas boiler (see boiler manual for connection instructions)
c
▪ Outdoor ambient temperature sensor (option)
▪ User interface
▪ Indoor ambient temperature sensor (option)
▪ Safety thermostat (field supply)
3 Fix the cable with cable ties to the cable tie mountings to
ensure strain relief and to make sure that it does NOT come in
contact with the piping and sharp edges.
CAUTION
Do NOT push or place redundant cable length in the unit.
NOTICE
More technical specifications of the different connections
are indicated on the inside of the indoor unit.
7.10.5
To connect the main power supply of the
indoor unit
1 Connect the main power supply.
Installer reference guide
34
Installation method
a
b
c
B
B
a
a
c
b
INFORMATION
When installing field supply or option cables, foresee
sufficient cable length. This will make it possible to remove/
reposition the switch box and gain access to other
components during service.
CHYHBH05+08AA + EHYKOMB33A
Daikin hybrid for multi heat pump – heat pump module
a
b
c
4P471761-1A – 2017.10
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