Daikin Altherma 3 H MT W - Page 90

8 | Piping installation
Installer reference guide
90
EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W
Daikin Altherma 3 H MT W
4P634885-1 – 2021.03
c
a
b
b
d
1
2
a Water OUT (screw connection, male, 1")
b Water IN (screw connection, male, 1")
c Shut-off valve with integrated filter (delivered as accessory)(2× screw connection,
female, 1")
d Thread sealant
2 Connect the field piping to the shut-off valve.
3 Connect the field piping to the outdoor unit water outlet.
NOTICE
About the shut-off valve with integrated filter (delivered as accessory):
▪ The installation of the valve at the water inlet is mandatory.
▪ Mind the flow direction of the valve.
NOTICE
Install air purge valves at all local high points.
Indoor unit
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.
b a