10
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Commissioning
Installer reference guide
212
EPRA14~W1 + ETBH/9W
Daikin Altherma 3 H HT W
4P587501-1A – 2020.01
Conditions:
Make sure all operation is disabled. Go to [C]:
Operation
and turn off
Room
,
Space heating/cooling
and
Tank
operation.
1
Set the user permission level to
Installer
—
2
Go to [A.4]:
Commissioning
>
UFH screed dryout
.
3
Select
Start UFH screed dryout
.
4
Select
OK
to confirm.
Result:
The underfloor heating screed dryout starts. It stops
automatically when done.
5
To stop the underfloor heating screed dryout manually:
—
1
Open the menu and go to
Stop UFH screed dryout
.
2
Select
OK
to confirm.
To read out the status of an underfloor heating screed dryout
Conditions:
You are performing an underfloor heating screed dryout.
1
Press the back button.
Result:
A graph is displayed, highlighting the current step of the
screed dryout schedule, the total remaining time, and the
current desired leaving water temperature.
2
Press the left dial to open the menu structure and to:
1
View the status of sensors and actuators.
—
2
Adjust the current program
—
To stop an underfloor heating (UFH) screed dryout
U3-error
When the program is stopped by an error, an operation switch off, or a power
failure, the U3 error will be displayed on the user interface. To resolve the error
codes, see
"13.4 Solving problems based on error codes"
Stop UFH screed dryout
To manually stop underfloor heating screed dryout:
1
Go to [A.4.3]:
Commissioning
>
UFH screed dryout
—
2
Select
Stop UFH screed dryout
.
3
Select
OK
to confirm.
Result:
The underfloor heating screed dryout is stopped.
Read out UFH screed dryout status
When the program is stopped due to an error, an operation switch-off, or a power
failure, you can read out the underfloor heating screed dryout status:
1
Go to [A.4.3]:
Commissioning
>
UFH screed dryout
>
Status
2
You can read out the value here:
Stopped at
+ the step
where the underfloor screed dryout was stopped.
—
