Daikin ERRA08-12EW1, Installer'S Reference Manual

Page: 204 / 324

11 | Configuration
Installer reference guide
204
ERRA08~12E + ELVH/23E
Daikin Altherma 3 R MT F
4P708474-1 – 2023.05
▪ While the unit is in operation, the status indicator will light up blue constantly.
To set the space operation mode
1 Go to [4.1]: Space heating/cooling > Operation mode
2 Select one of the following options:
▪ Heating : Only heating mode
▪ Cooling : Only cooling mode
▪ Automatic : The operation mode changes automatically
between heating and cooling based on the outdoor
temperature. Restricted per month according to the
Operation mode schedule [4.2].
When Automatic is selected, the unit switches its operation mode, based on the
Operation mode schedule [4.2]. In this schedule, the end user indicates which
operation is allowed for each month.
To restrict automatic changeover according to a schedule
Conditions: You set the space operation mode to Automatic .
1 Go to [4.2]: Space heating/cooling > Operation mode
schedule
.
2 Select a month.
3 For each month, select an option:
▪ Reversible : Not restricted
▪ Heating only : Restricted
▪ Cooling only : Restricted
4 Confirm the changes.
Example: Changeover restrictions
When Restriction
During cold season.
Example: October, November, December, January,
February and March.
Heating only
During warm season.
Example: June, July and August.
Cooling only
In-between.
Example: April, May and September.
Reversible
The unit determines its operation mode by the outdoor temperature if:
▪ Operation mode = Automatic , and
▪ Operation mode schedule = Reversible .
The unit determines its operation mode in such a way that it will always stay within
the following operation ranges:
▪ Space heating off temperature
▪ Space cooling off temperature
The outdoor temperature is time-averaged. If the outdoor temperature drops, the
operation mode will switch to heating and vice versa.