5+3 "BOOST" mode
7
Key lock
Left temperature
8
display
Right temperature
9
display'
10
Time display
11
Timer 'ON'
12
Timer 'OFF'
13
Error
MODE
AUTO mode
GREEN mode
BOOST mode
E-Heater mode
Fan mode
AUTO mode
When the unit is ON, the main controller "understands" how to reach the desired temperature in a few hours, through the rational
use of the heat pump and, if necessary, the E-heater will work too.
Temperature range 38°C~60°C default 50°C
GREEN mode
Temp range 38°C~60°C default 50°C
The compressor will work only, according to upper and lower tank water temperature.
BOOST mode
Temp range 38°C~70°C default 50°C
Both compressor and E-heater will work simultaneously for fastest production of hot water
E-Heater mode
Temp range 38°C~70°C default 50°C
Only E-heater is working!
Defrost mode
"Normal defrost". When the coil temperature ≤ 1 °C, and the compressor accumulatively run over 45 minutes, and if after that 45
min. coil temperature is ≤ -3°C, than the defrosting operation starts.
The icons indicate that the unit is operating in "BOOST" mode.
The icon indicates the key lock function is enabled. The keys Will be deactivated until this function is
disabled
The display shows the set water temperature. In case any malfunction occurs, this section will display
the related error code "P".
The icon indicates reached water temperature. When checking or adjusting the parameters, this
section will display the related parameter value
The display shows the clock time or timer time.
The icon indicates that the timer 'ON' function is enabled.
The icon indicates that the timer 'OFF' function is enabled.
The icon indicates there is a malfunction.
OPERATING MODES
Compressor
E-heater
Compressor
E-heater
Compressor
E-heater
Only the fan will working at low speed,compressor and E-heater are OFF
AMBIENT TEMP
≤-5 °C
≥-2 °C
>43 °C
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Acc. to
Acc. to
Acc. to
logic
logic
logic
Acc. to
Acc. to
Acc. to
logic
logic
logic
6
Lower tank water temp
or Upper tank water
temp
*(when lower tank water
temp sensor has prob-
lem)
≤41 °C
>60 °C
≤58 °C
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
Acc. to
Acc. to
Acc. to
logic
logic
logic
Acc. to
Acc. to
Acc. to
logic
logic
logic
ON
ON
ON