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Piping installation
Installer reference guide
84
ERGA04~08EAV3(A) + 08S18+9W
Daikin Altherma 3 R F
4P629093-1 – 2020.08
8.6.2 Precautions when connecting the water piping
8.6.3 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.
To facilitate service and maintenance, 4 shut-off valves and 1 overpressure bypass
valve are provided. Mount the shut-off valves on the space heating water inlets
and space heating water outlets. To ensure the minimum flow rate (and prevent
overpressure), install the
overpressure bypass valve
on the space heating water
outlet for the
additional zone
.
NOTICE
This unit is designed for operation on 2 temperature zones:
▪
underfloor heating in the
main zone
, this is the zone with the
lowest water
temperature
,
▪
radiators in the
additional zone
, this is the zone with the
highest water
temperature
.
1
Install the shut-off valves on the space heating water pipes.
2
Screw the indoor unit nuts on the shut-off valve.
3
Connect the domestic hot water in and out pipes to the indoor unit.
c d a b
f
e
a
Space heating additional zone water out
b
Space heating additional zone water in
c
Domestic hot water out
d
Domestic cold water in (cold water supply)
e
Space heating main zone water out
f
Space heating main zone water in
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.
Содержание Altherma 3 R F EHVZ04S18E 6V Series
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