Daikin EPRA14DAW1 Installer's Reference Manual page 81

EPRA14~18DAV3+W1 + ETVH/X16S18+23DA6V+9W(G)
Daikin Altherma 3 H HT F
4P587502-1A – 2020.01
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
1 Connect the O-rings and shut-off valves to the outdoor unit water connection
pipes of the indoor unit.
2 Connect the outdoor unit field piping to the shut-off valves.
3 Connect the O-rings and shut-off valves to the space heating/cooling water
pipes of the indoor unit.
4 Connect the space heating/cooling field piping of both zones to the shut-off
valves.
5 Connect the domestic hot water in and out pipes to the indoor unit.
f
e
a Space heating/cooling water OUT (screw connection, 1")
b Space heating/cooling water IN (screw connection, 1")
c Domestic hot water OUT (screw connection, 3/4")
d Domestic cold water IN (cold water supply)(screw connection, 3/4")
e Outdoor unit water OUT (screw connection, 1")
f Outdoor unit water IN (screw connection, 1")
NOTICE
It is recommended to install shut-off valves to domestic cold water in and domestic
hot water out connections. These shut-off valves are field supplied.
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.
a b
c d
7 Piping installation
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Installer reference guide
81