Daikin ETBH16E9W Installer's Reference Manual page 207

EPRA14~18D + ETBH/X16E
Daikin Altherma 3 H HT W
4P644736-1D – 2023.10
▪ Alternatively, when Emergency is set to:
- auto SH reduced/DHW on, space heating is reduced but domestic hot
water is still available.
- auto SH reduced/DHW off, space heating is reduced and domestic hot
water is NOT available.
-
auto SH normal/DHW
domestic hot water is NOT available.
Similarly as in Manual mode, the unit can take the full load with the backup
heater and/or booster heater if the user activates this via the Malfunctioning
main menu screen.
To keep energy consumption low, we recommend to set Emergency to auto SH
reduced/DHW off if the house is unattended for longer periods.
# Code
[9.5.1] [4-06]
INFORMATION
The auto emergency setting can be set in the menu structure of the user interface
only.
INFORMATION
If a heat pump failure occurs and Emergency is set to Manual, the following
functions will remain active even if the user does NOT confirm emergency operation:
- Room frost protection
- Underfloor heating screed dryout
- Water pipe freeze prevention
However, the disinfection function will be activated ONLY if the user confirms
emergency operation via the user interface.
Compressor forced off
Compressor forced off mode can be activated to only allow the backup
heater to provide domestic hot water and space heating. When this mode is
activated:
▪ Heat pump operation is NOT possible
▪ Cooling is NOT possible
# Code
[9.5.2] [7-06]
off, space heating operates as normally but
Description
▪ 0: Manual
▪ 1: Automatic
▪ 2: auto SH reduced/DHW on
▪ 3: auto SH reduced/DHW off
▪ 4: auto SH normal/DHW off
Description
Activation of the Compressor forced off
mode:
▪ 0: disabled
▪ 1: enabled
10 Configuration
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Installer reference guide
207