11
|
Commissioning
Installer reference guide
220
EPRA14~18D + ET23E
Daikin Altherma 3 H HT F
4P644739-1A – 2022.03
a
Outdoor unit
b
Indoor unit
c
Backup heater
d
Domestic hot water tank
M1S
3-way valve (mixing valve for the main/mixed zone)
M3S
3-way valve (space heating/domestic hot water)
To perform a manual air purge
INFORMATION
When purging the main zone, make sure the setpoint for the main zone is at least
5°C higher than the actual water temperature inside the unit.
Conditions:
Make sure all operation is disabled. Go to [C]:
Operation
and turn off
Space heating/cooling
and
Tank
operation.
1
Set the user permission level to
Installer
—
2
Go to [A.3]:
Commissioning
>
Air purge
.
3
In the menu, set
Type
=
Manual
.
4
Select
Start air purge
.
5
Select
OK
to confirm.
Result:
The air purge starts. It stops automatically when ready.
6
During manual operation:
▪
You can change the pump speed.
▪
You must change the circuit.
To change these settings during the air purge, open the menu
and go to [A.3.1.5]:
Settings
.
▪
Scroll to
Circuit
and set it to
Space
/
Tank
.
▪
Scroll to
Pump speed
and set it to
Low
/
High
.
7
To stop the air purge manually:
—
1
Open the menu and go to
Stop air purge
.
2
Select
OK
to confirm.
To perform an automatic air purge
INFORMATION
When purging the main zone, make sure the setpoint for the main zone is at least
5°C higher than the actual water temperature inside the unit.
Conditions:
Make sure all operation is disabled. Go to [C]:
Operation
and turn off
Space heating/cooling
and
Tank
operation.
1
Set the user permission level to
Installer
—
2
Go to [A.3]:
Commissioning
>
Air purge
.
3
In the menu, set
Type
=
Automatic
.
4
Select
Start air purge
.
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