Daikin Altherma 3 R W Installer's Reference Manual page 164
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- Installer's reference manual (296 pages) ,
- Installation manual (44 pages) ,
- User reference manual (60 pages)
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Configuration
Installer reference guide
164
Heating schedule
Applicable for all models.
Define a heating schedule of the room temperature in [1.2] Heating schedule .
See
"10.4.3 Schedule screen:
Cooling schedule
Only applicable for reversible models.
Define a cooling schedule of the room temperature in [1.3] Cooling schedule.
See
"10.4.3 Schedule screen:
Antifrost
[1.4] Antifrost prevents the room from getting too cold. This setting is
applicable when [2.9] Control=Room thermostat, but also offers functionality
for leaving water temperature control and external room thermostat control. In
case of the latter two, Antifrost can be activated by setting field setting
[2-06]=1.
Room frost protection, when enabled, is not guaranteed when there is no room
thermostat that can activate the heat pump. This is the case when:
▪
[2.9] Control=External room thermostat and [C.2] Space heating/
cooling=Off, or if
▪
[2.9] Control=Leaving water.
In the above cases, Antifrost will heat the space heating water to a reduced
setpoint when the outdoor temperature is lower than 4°C.
Main zone unit control method [2.9]
Leaving water temperature control
([C‑07]=0)
External room thermostat control
([C‑07]=1)
Room thermostat control
([C‑07]=2)
INFORMATION
If a U4 error occurs, room frost protection is NOT guaranteed.
NOTICE
If the room Antifrost setting is active and a U4 error occurs, the unit will
automatically start the Antifrost function via the backup heater. If the backup
heater is not allowed for room frost protection during a U4 error, the room
Antifrost setting MUST be disabled.
4
Example" [
152].
4
Example" [
152].
Room frost protection is NOT guaranteed.
Allow for the external room thermostat to
take care of room frost protection:
▪
Set
[C.2]
cooling=On.
Allow for the user interface used as room
thermostat to take care of room frost
protection:
▪
Set antifrost [1.4.1] Activation=Yes.
▪
Set the temperature of the antifrost
function in [1.4.2] Room setpoint.
Description
Space
heating/
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
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