31
Parame-
ter
Delivered condition Setting range
Unit
Function
"I3"
0 (OFF)
0 to 20
min
0
Installation without PV system
1 to 20 Installation with PV system
The set temperature is raised after
the multifunctional relay contact (on
site) has been closed for between 1
and 20 minutes.
Note
The signal cable for the PV system
(multifunctional relay) must be con-
nected. See page 56.
The minimum start-up capacity of
the multifunctional relay must be set
to 750 W at the inverter.
"I4"
0
0 or 1
—
"Increased DHW hygiene" function
0 Function disabled
1 Function enabled
The DHW cylinder is automatically heated
to 60 °C every 22 days.
Note
Only enable this function if an immersion
heater or external heat generator with
control relay is available.
Checking the actuators
Parame-
ter
Delivered condition Setting range
Unit
Function at parameter setting "1"
"T1"
0
0 or 1
—
Compressor and fan run for 30 s.
"T2"
0
0 or 1
—
Immersion heater runs for 30 s.
"T3"
0
0 or 1
—
Fan runs for 30 s (speed 1).
"T4"
0
0 or 1
—
Fan runs for 30 s (speed 2).
Only visible if
"I1"
= 2
"T5"
0
0 or 1
—
Diverter valve for defrosting opens for 30 s.
Actual temperatures
Connecting the temperature sensors: see page 56.
Parameter
Display range
Unit
Information
"t'1"
0 to 99
°C
Cylinder temperature sensor, bottom
"t'2"
0 to 99
°C
Air intake temperature sensor
"t'3"
0 to 99
°C
Evaporator temperature sensor
Diagnosis and service scans
Installation menu
(cont.)
5788 057 GB
Diagnosis
