Start of third interval for heater operation
End of third interval for heater operation
Tension
Current
Power consumption
Error messages display, if any
Messages have the following meaning:
-
S1 E1
– the temperature gauge in the water heater upper part is cut/missing;
-
S1 E2
- the temperature gauge in the water heater upper part is in short-circuit;
-
S2 E1
- the temperature gauge in the water heater lower part is cut/missing;
-
S2 E2
- the temperature gauge in the water heater lower part is in short-circuit;
-
S3 E1
- the temperature gauge at the compressor output is cut;
-
S3 E2
- the temperature gauge at the compressor output is in short-circuit;
-
S4 E1
- the temperature gauge at the defrost inlet is cut;
-
S4 E2
- the temperature gauge at the defrost inlet is in short-circuit;
-
S5 E1
- the temperature gauge at the defrost outlet is cut;
-
S5 E2
- the temperature gauge at the defrost outlet is in short-circuit;
-
S6 E1
- the temperature gauge for environmental temperature is cut;
-
S6 E2
- the temperature gauge for environmental temperature is in short-circuit;
-
Frost
– the water temperature in the tank is < 0ºC (frozen water);
-
High I
– current protection is active;
-
High Press
– heat pump high pressure protection is active;
-
L Fail
– unsuccessful legionella protection cycle;
-
Long Defr
– too long defrosting process;
-
Freq Defr
– frequent defrosting processes;
-
Low U
– high tension protection is active;
-
High U
– low tension protection is active;
-
Leakage –
leak from heater to water heater hull. In this case the appliance shall switch
off and its subsequent switching on shall be possible only after switching off from the
apartment switchboard.
-
No heat
– heater or heat pump are switched, but the water temperature in the tank does
not rise.
-
No errors
– no errors reported.
If the screen displays electricity consumption meter (daytime or night-time rate), by holding the
Enter button for three seconds the meter shall be reset.
USER CONTROLS
In order to enter in user controls mode it is necessary to hold for a second and half button F.
User controls are accessible both in switched on and off condition. When the controller is in
user controls mode the following rules apply:
• Button
Enter
switches to next field to edit, if any.
• Buttons
▲
or
▼
correspondingly increase or decrease the current value. If the button is hold
on the value changes automatically in the corresponding direction. When the settings provides a
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