2 Quick guide
Operation manual
4
ET9W
Daikin Altherma 3 H MT F
4P634884-1 – 2021.03
2
Adjust the desired leaving water temperature.
+
–
35
°C
2
a
b
Main zone
+
–
45
°C
3
a
b
Additional zone
a
Actual leaving water temperature
b
Desired leaving water temperature
To change the weather-dependent curve for the space heating/
cooling zones
1
Go to the applicable zone:
Zone
Go to …
Main zone – Heating
[2.5]
Main zone
>
Heating WD
curve
Main zone – Cooling
[2.6]
Main zone
>
Cooling WD
curve
Additional zone – Heating
[3.5]
Additional zone
>
Heating WD curve
Additional zone – Cooling
[3.6]
Additional zone
>
Cooling WD curve
2
Change the weather-dependent curve.
There are 2 types of WD curves:
slope-offset curve
(default),
and
2-points curve
. If needed, you can change the type in
[2.E]
Main zone
>
WD curve type
. The way to adjust the
curve depends on the type.
Slope-offset curve
Slope.
When slope is changed,
the new preferred temperature at
X1 is unequally higher than the
preferred temperature at X2.
X1
X2
c
d
Y1
Y2
Y3
Y4
a
b
Offset
. When offset is changed,
the new preferred temperature at
X1 is equally higher as the
preferred temperature at X2.
Y1
Y2
Y3
Y4
X1
X2
a
b
c
d
X1, X2
Outdoor ambient temperature
Y1~Y4
Desired leaving water temperature
a
WD curve before changes
b
WD curve after changes
c
Slope
d
Offset
Possible actions on this screen
Select slope or offset.
Increase or decrease the slope/offset.
When slope is selected: set slope and go to offset.
When offset is selected: set offset.
Confirm changes and return to the submenu.
2-points curve
Y1
Y2
X1
X2
X1, X2
Outdoor ambient temperature
Y1, Y2
Desired leaving water temperature
Possible actions on this screen
Go through the temperatures.
Change the temperature.
Go to the next temperature.
Confirm changes and proceed.
More information
For more information, see also:
▪
"4.4 Turning operation ON or OFF"
▪
"4.6 Space heating/cooling control"
▪
"4.8 Schedule screen: Example"
▪
▪ User reference guide
