Daikin Altherma EABH16DA6V - To Connect the Drain Hose to the Drain; Connecting the Water Piping; To Connect the Water Piping

4 Installation
Installation manual
7
EABH/X16DA+9W
Daikin Altherma – Low temperature split
4P556066-1 – 2018.10
4 Optional: If you want to fix the unit to the wall from inside the
unit:
▪ Remove the upper front panel, and open the switch box. See
"4.1.1To open the indoor unit"on page5.
▪ Fix the unit to the wall with an Ø8mm screw.
4.2.2 To connect the drain hose to the drain
Water coming from the pressure relief valve is collected in the drain
pan. You must connect the drain pan to an appropriate drain
according to the applicable legislation.
1 Connect a drain tube (field supply) to the drain pan connector
as follows:
a
a Drain pan connector
It is recommended to use a tundish to collect the water.
4.3 Connecting the water piping
4.3.1 To connect the water piping
NOTICE
Do NOT use excessive force when connecting the piping.
Deformation of the piping can cause malfunctioning of the
unit.
1 Connect the O-rings and shut-off valves to the indoor unit water
connections.
2 Connect the outdoor unit field piping on the water IN connection
(a) of the indoor unit.
3 Connect the space heating/cooling field piping on the space
heating water OUT connection (b) of the indoor unit.
ab
ab
a Water IN connection
b Space heating water OUT connection
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 "3.2.1 To
check the water volume and flow rate"on page4.
▪ Mind the minimum flow rate when adjusting the
overpressure bypass valve setting. See "3.2.1 To
check the water volume and flow rate"on page4 and
"6.2.1To check the minimum flow rate"on page20.
NOTICE
Install air purge valves at all local high points.