Daikin ERLA03DAV3, Installer'S Reference Manual, Page: 28 / 192

5 | Application guidelines
Installer reference guide
28
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05
5.3.4 DHW pump for instant hot water
Setup
a
b
c
d
a Cold water IN
b Hot water OUT (shower (field supply))
c DHW pump (field supply)
d Recirculation connection
▪ 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
"8.3.6 To connect the domestic hot water
pump" [ 4 87].
For more information about connecting the recirculation connection, see "7.6.4 To
connect the recirculation piping" [
4
71].
Configuration
▪ For more information, see "9 Configuration" [
4
96].
▪ You can program a schedule to control the DHW pump via the user interface. For
more information, see the user reference guide.
5.3.5 DHW pump for disinfection
Setup
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
"8.3.6 To connect the domestic hot water
pump" [ 4 87].