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7 Installation
Item
Description
19
Power consumption
digital inputs
20
Gas meter
21
Safety thermostat
(a)
Refer to name plate on outdoor unit.
(b)
Minimum cable section 0.75 mm².
(c)
Use the cable supplied with the boiler.
(d)
The thermistor and connection wire (12 m) are delivered
with the domestic hot water tank.
(e)
Cable section 0.75 mm² till 1.25 mm²; maximum length:
50 m. Voltage-free contact shall ensure the minimum
applicable load of 15 V DC, 10 mA.
(f)
Cable section 0.75 mm² till 1.25 mm²; maximum length:
500 m. Applicable for both single user interface and dual
user interface connection.
(g)
Cable section 1.5 mm
NOTICE
More technical specifications of the different connections
are indicated on the inside of the indoor unit.
7
Installation
7.1
Overview: Installation
This chapter describes what you have to do and know on-site to
install the system.
Typical workflow
Installation typically consists of the following stages:
1
Mounting the outdoor unit.
2
Mounting the indoor unit.
3
Mounting the gas boiler.
4
Connecting the condensate pipe.
5
Connecting the refrigerant piping.
6
Checking the refrigerant piping.
7
Charging refrigerant.
8
Connecting the water piping.
9
Connecting the electrical wiring.
10 Connecting the gas piping.
11 Connecting the boiler to the flue gas system.
12 Finishing the outdoor installation.
13 Finishing the indoor installation.
14 Finishing the gas boiler installation.
INFORMATION
Depending on the units and/or the installation conditions, it
might be necessary to connect electrical wiring before you
can charge refrigerant.
7.2
Opening the units
7.2.1
About opening the units
At certain times, you have to open the unit. Example:
▪ When connecting the refrigerant piping
▪ When connecting the electrical wiring
▪ When maintaining or servicing the unit
Installer reference guide
24
Wires
Maximum
running
current
(b)
2 (per input
signal)
(b)
2
(e)
2
2
; maximum length: 50 m.
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover
is removed.
7.2.2
To open the outdoor unit
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING
2
2
7.2.3
To open the switch box cover of the
indoor unit
1 Remove the side panel at the right side of the indoor unit. The
side panel is fixed at the bottom with 1 screw.
2 Remove the upper and lower screw on the side panel of the
switch box.
3 The right panel of the switch box will open.
4 Remove the upper and lower screw on the front panel of the
switch box.
5 The front panel of the switch box will open.
4
2×
When the boiler is installed and access to the switch box is required,
please follow the steps below.
6 Remove the upper and lower screw on the side panel of the
switch box.
7 Remove the switch box from the unit.
8 Hook the switch box to the side of the unit with the hooks
foreseen on the switch box.
EVLQ05+08CAV3 + EHYHBH05AA + EHYHBH/X08AA +
1×
1
2
2×
5
EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1C – 2018.06
3
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