Daikin ETVZ16S18EA6V Installer's Reference Manual page 183

Glycol filled system
EPRA14~18DAV3+W1 + ETVZ16S18+23EA6V+9W
Daikin Altherma 3 H HT F
4P644739-1 – 2021.02
▪ 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 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 room frost
protection function, the underfloor heating screed dryout function, and the water
pipe antifreeze function will remain active even if the user does NOT confirm
emergency operation.
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]
Glycol Filled system
This setting gives the installer the possibility to indicate whether the system is filled
with glycol or water. This is important in case glycol is used to protect the water
circuit against freezing. If NOT set correctly, the liquid in the piping can freeze.
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
|
Installer reference guide
183