Dhw Pump For Disinfection - Daikin EPRA16DAV3 Installer's Reference Manual

5 | Application guidelines

5.4.5 DHW pump for disinfection

Installer reference guide
46
▪ For more information about connecting the recirculation connection, see the
installation manual of the domestic hot water tank.
Configuration
▪ For more information, see "9 Configuration" [
▪ You can program a schedule to control the DHW pump via the user interface. For
more information, see the user reference guide.
Setup
a
b
a DHW tank
b Cold water IN
c Hot water OUT (shower (field supply))
d Motorised 3‑way valve (field supply)
e DHW pump (field supply)
f Heater element (field supply)
g 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
4
pump" [ 109].
▪ If the applicable legislation requires a higher temperature than the maximum
tank setpoint during disinfection (see [2-03] in the field settings table), you can
connect a DHW pump and heater element as shown above.
▪ If applicable legislation requires disinfection of the water piping until the tapping
point, you can connect a DHW pump and heater element (if needed) as shown
above.
Configuration
The indoor unit can control DHW pump operation. For more information, see
4
"9 Configuration" [ 116].
4
116].
g f e
d
M
"To connect the domestic hot water
c
EPRA14~18DAV3+W1 + ETBH/X16DF6V+9W
Daikin Altherma 3 H HT W
4P587501-1B – 2020.10