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Application guidelines
Installer reference guide
55
ERGA04~V3A+V37 + EHSH/X(B)04+08P30+50EF
Daikin Altherma 3 R ECH₂O
4P678716-1A – 2022.07
6.4.4 DHW pump for instant hot water
Setup
d
a
b
c
a
Cold water IN
b
Hot water OUT (shower (field supply))
c
DHW pump (field supply)
d
Recirculation connection (optional)
▪
By connecting a DHW pump, instant hot water can be available at the tap.
▪
The DHW pump and the installation are field supply and the responsibility of the
installer. For the electrical wiring, see
"9.3.7 To connect the domestic hot water
133].
▪
For installation instructions of the optional recirculation connection, see the
installation manual of the recirculation kit (141554).
Configuration
▪
149].
▪
You can program a schedule to control the DHW pump via the user interface. For
more information, see the user reference guide.
6.4.5 DHW pump for disinfection
Setup
a
A
b
c
d
e
a
Cold water IN
b
Hot water OUT (shower (field supply))
c
DHW pump (field supply)
d
Heater element (field supply)
e
Non‑return valve (field supply)
▪
The DHW pump is field-supplied and its installation is the responsibility of the
installer. For the electrical wiring, see
"9.3.7 To connect the domestic hot water
133].