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Piping installation
Installer reference guide
70
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
8 Piping installation
In this chapter
8.1 Preparing piping
8.1.1 Circuit requirements
INFORMATION
Also read the precautions and requirements in the
10].
NOTICE
In case of plastic pipes, make sure they are fully oxygen diffusion tight according to
DIN 4726. The diffusion of oxygen into the piping can lead to excessive corrosion.
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Circuit types.
Except for the refrigerant circuit, inside the unit 2 other circuits are
included:
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The circuit connected to the common pump and the water source or outdoor
unit is referred to as the central water loop.
-
The circuit connected to the heating emitters is referred to as the space
heating circuit.
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Connecting piping – Legislation.
Make all piping connections in accordance with
the applicable legislation and the instructions in the "Installation" chapter,
respecting the water inlet and outlet.
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Connecting piping – Force.
Do NOT use excessive force when connecting the
piping. Deformation of the piping can cause malfunctioning of the unit.
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Connecting piping – Tools.
Only use appropriate tooling to handle brass, which is
a soft material. If NOT, pipes will get damaged.