Using The Dhw Tank Booster Mode - Daikin EHFZ-D3V User Reference Manual

4.5.6 Using the DHW tank booster mode
EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596825-1A – 2021.10
▪ Current time = 10:30
▪ Next scheduled action of the DHW tank = Heat up to the preset value (Eco;
example: 55°C and sufficient for 2 persons) at 14:00
▪ This evening you need hot water for 3 persons
Then you can do the following:
1 Go to the DHW tank temperature home page (Tank).
2 Overrule the next scheduled action by changing from 55°C to 60°C.
Advantages:
▪ You will have sufficient hot water (= comfortable).
▪ You do NOT have to change the schedule (= easy).
▪ You do NOT have to activate the DHW tank booster mode (= energy saving).
About the DHW tank booster mode
You can use the DHW tank booster mode to immediately start heating up the
water to the preset value (Storage comfort). However, this consumes extra
energy.
To check if the DHW tank booster mode is active
1 Go to the DHW tank temperature home page (Tank).
2 Check the following:
▪ In user profile = Basic: If
active.
▪ In user profile = Detailed: If
active.
To activate the DHW tank booster mode (user profile = Basic)
1 Go to the DHW tank temperature home page (Tank).
2 Press for more than 5 seconds.
To activate the DHW tank booster mode (user profile = Detailed)
1 Go to the DHW tank temperature home page (Tank).
2 Press to select .
Usage example: You immediately need more hot water
If you are in the following situation:
▪ You already consumed most of your hot water.
▪ You cannot wait for the next scheduled action to heat up the DHW tank.
Then you can activate the DHW tank booster mode.
Advantage: The DHW tank immediately starts heating up the water to the preset
value (Storage comfort).
INFORMATION
When the DHW tank booster mode is active, the risk of space heating/cooling and
capacity shortage comfort problems is significant. In case of frequent domestic hot
water operation, frequent and long space heating/cooling interruptions will happen.
is displayed, the DHW tank booster mode is
is selected, the DHW tank booster mode is
4 Operation
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