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Electrical installation
Installer reference guide
109
EPRA14~18D + ETV23E
Daikin Altherma 3 H HT F
4P644738-1A – 2022.03
Item
Description
Air thermistor cable
See
"9.2.2 To reposition the air thermistor on the
9.2.1 To connect the electrical wiring to the outdoor unit
1
Open the switch box cover. See
"7.2.2 To open the outdoor unit"
68].
2
Strip insulation (20 mm) from the wires.
a
b
a
Strip wire end to this point
b
An excessive strip length may cause electrical shock or leakage
3
Insert the cables at the back of the unit, and route them through the factory-
mounted cable sleeves into the switch box.
d
c2
b2
c1
b1
a1
a2
a1+a2
Power supply cable (field supply)
b1+b2
Interconnection cable (field supply)
c1+c2
(optional) Drain tube heater cable (field supply)
d
Cable sleeves (factory-mounted)
4
Inside the switch box, connect the wires to the appropriate terminals, and fix
the cables with cable ties. See:
▪
▪
In case of V3 models
1
Power supply cable
:
▪
Route the cable through the frame.
▪
Connect the wires to the terminal block.
▪
Fix the cable with a cable tie.
Summary of Contents for Altherma 3 H HT F
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