Daikin Altherma 3 R W Installer's Reference Manual page 107

ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
b a
a Water inlet
b Water outlet
2 Screw the indoor unit nuts on the shut-off valves.
3 Connect the field piping on the shut-off valves.
4 In case of connection with the optional domestic hot water tank, see the
installation manual of the domestic hot water tank.
NOTICE
Install air purge valves at all local high points.
NOTICE
Overpressure bypass valve (delivered as accessory). We recommend to install the
overpressure bypass valve in the space heating water circuit.
▪
Mind the minimum water volume when choosing the installation location of the
overpressure bypass valve (at the indoor unit, or at the collector). See
check the water volume and flow
▪
Mind the minimum flow rate when adjusting the overpressure bypass valve
setting. See
"11.4.1 Minimum flow
NOTICE
To avoid damage to the surroundings in case of water leakage, it is recommended to
close the domestic cold water inlet shut‑off valves during periods of absence.
NOTICE
In case an optional domestic hot water tank is installed: A pressure relief valve (field
supply) with an opening pressure of maximum 10 bar (= 1 MPa) must be installed on
the domestic cold water inlet connection in accordance with the applicable
legislation.
4
rate" [ 103].
"8.5.3 To check the water volume and flow
4
rate" [ 238].
8 Piping installation
|
"8.5.3 To
4
rate" [ 103] and
Installer reference guide
107