DORA TECH
90 LT - 120 LT
85
cod. 3540000800 - Rev. 02 - 09/2023
EN
2.11 FAULTS/PROTECTION
This device has a self-diagnosis system that covers some pos-
sible faults or protections from anomalous operating conditions
through: detection, signalling and adoption of an emergency
procedure until resolution of the fault.
Fault/Protection
Error code
Display indi-
cation
No communication with the display
E00
+ E00
Tank bottom probe failure
E01
+ E01
Tank top probe fault
E02
+ E02
Coil probe fault
E03
+ E03
Inlet air probe failure
E04
+ E04
Evaporator inlet probe failure
E05
+ E05
Evaporator outlet probe failure
E06
+ E06
Compressor delivery probe failure
E07
+ E07
Solar collector probe failure
E08
+ E08
Refrigerant temperature not suitable
for heat pump operation. (With the
alarm active, the water is heated
only with the electric heater).
E10 *
+ E10
Air temperature not suitable for heat
pump operation. (With the alarm ac-
tive, the water is heated only with
the electric heater).
E11 *
+ E11
EEPROM error
E60÷65
+ E60÷65
Legionella cycle not completed
E80
+ E80
Failure of both tank sensors
E99
+ E99
NOTE
* With active alarm, and unit in ECO mode, water heating, based on the
set value of parameter H01:
- takes place only with electrical heater (H01 = 1)
- is inactive (H01 = 0)
EXPERT TECHNICIAN
/ MANUFACTURER'S
TECHNICAL
ASSISTANCE
If one or more of the above
faults occur, contact the
manufacturer's technical as-
sistance, indicating the error
code shown on the display.
Содержание DORA TECH 90 LT
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