TESY HPWH 2.1 260 U02 S Instrucciones De Uso Y Mantenimiento página 20

-Press this button to enter temp and EXV open step checking.
-Press the and
2) Check the system parameters (from 1 to 35)
-In any status, press this button and hold for 5 seconds, entry the system parameter checking interface.
-Press the and
Adjust the system parameters. See 8.2. "Parameter list"
3)
If no action is performed using the buttons for 10 seconds, the controller will exit and save the setting
automatically.
NOTE: The parameters have been set; the user cannot change the parameters optionally. Please ask a qualified
service person to do this when required.
7.2. User interface - LED icons description
Hot water available
Fan ventilation
Electrical heating
Defrosting
Heating
Key lock
Left temperature
display
Right temperature
display
Time display
Timer 'ON'
Timer 'OFF'
Error
7.3. Operating modes - main function
7.3.1. Heating mode -
After pressing button
Water temperature difference for compressor starting is used to control the compressor on or off. (Parameter 1 "water
temp. difference TS6")
When lower tank temperature T2 is less than set temperature TS1-TS6, the compressor will work to heat the water
until reaching the set temperature "TS1 set". "TS1 set" is an adjustable one by the user via main control display – Max value
C. In this mode if the ambient air temperature Т1 ≤ -10°C or > 44°C the compressor will turn OFF and
o
by default is 65
Electric heater will turn ON. If the ambient temperature Т1 arises to ≥ -8°C or < 42°C, Electric heater will turn OFF and
compressor will be turned ON.
buttons to check the temp sensor values and EXV open steps (parameters A-F).
buttons to check the system parameters.
The icon indicates that the domestic hot water temperature has reached 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 internal
control program
The icon indicates that the unit is operating in Heating 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.
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.
, "Normal heating mode is activated.
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