Daikin Altherma EVLQ05+08CA Installer's Reference Manual page 151

EVLQ05+08CAV3 + EHYHBH05AF + EHYHBH/X08AF + EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1F – 2020.10
In case of...
One leaving water temperature zone
Two leaving water temperature zones
[C‑07]=0: leaving water temperature control
Under leaving water temperature control, room frost protection is NOT
guaranteed. However, if [2‑06] is set to "1", limited frost protection by the unit is
possible:
▪ When the leaving water temperature home page is OFF and the outdoor ambient
temperature drops below 4°C, then the unit will supply leaving water to the heat
emitters to heat up the room again, and the leaving water temperature setpoint
will be lowered.
8
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...then the following applies:
▪ When the leaving water temperature
home page is OFF and the outdoor
ambient temperature drops below
4°C, then the unit will supply leaving
water to the heat emitters to heat up
the room again, and the leaving water
temperature setpoint will be lowered.
▪ When the leaving water temperature
home page is ON, the external room
thermostat is "Thermo OFF" and the
outdoor ambient temperature drops
below 4°C, then the unit will supply
leaving water to the heat emitters to
heat up the room again and the
leaving water temperature setpoint
will be lowered.
▪ When the leaving water temperature
home page is ON and the external
room thermostat is "Thermo ON",
then room frost
guaranteed by the normal logic.
▪ When the leaving water temperature
home page is OFF, and the outdoor
ambient temperature drops below
4°C, then the unit will supply leaving
water to the heat emitters to heat up
the room again, and the leaving water
temperature setpoint will be lowered.
▪ When the leaving water temperature
home page is ON, the operation mode
is "heating", and the outdoor ambient
temperature drops below 4°C, then
the unit will supply leaving water to
the heat emitters to heat up the room
again, and the
temperature setpoint will be lowered.
▪ The selection of "cooling" or "heating"
is done via the user interface. When
the leaving water temperature home
page is ON and the operation mode is
"cooling", then there is no protection.
Configuration
protection is
leaving water
Installer reference guide
151