1
Hot water available
2
Fan ventilation
3
Electrical heating
4
Defrosting
5
Heating
6
Key lock
7
Left temperature display
8
Right temperature display
9
Time display
10 Timer 'ON'
11
Timer 'OFF'
12 Error
MEANING OF LED ICONS!
2
1
7
SET TEMP
12
ERRO R
ON
10
The icon indicates that the domestic hot water temperature reaches the set point. The hot
water is available for use. Heat pump is standby
The icon indicates that the fan ventilation function is enabled.
The icon indicates that the electrical heating function is enabled. The electrical heater will work
according to the control program.
The icon indicates that the defrosting function is enabled. This is an automatic function, the
system will enter or exit the defrosting according to the inner control program
The icon indicates that the current operation mode is Heating.
The icon indicates the key lock function is enabled. The keys cannot be operated 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.
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 malfunction.
3
4
WATER TEM P
C
C
OFF
11
5
5
6
8
9