26
ENG
Installation and user manual
4.11 FAULTS DISPLAY
Installation, service and maintenance may only be carried out by a certified contractor. The following table lists the
fault codes and their remedies.
Display
Description
Remedy
E01
Fault in the temperature sensor at the
top of the cylinder
Notify certified contractor.
E02
Notify certified contractor.
E03
Temperature sensor for air inlet not
working
Notify certified contractor.
E04
Temperature in cylinder > 80 °C
If the problem persists after pressing
“OK”, notify a certified contractor.
E05
NTC temperature sensor (evaporator
plates) not working
Notify certified contractor.
E06
Setting buttons hold down for longer
than 30 seconds.
Release buttons.
E07
Notify certified contractor.
E08
Notify certified contractor.
E09
System emptied incorrectly
Water shortage (> 12h)
Fault in the pump
Clear the fault.
Notify certified contractor.
E10
Resistor not working
High limit safety cut-out not working
Temperature of high limit safety cut-out
set to a lower value than the appliance
Notify certified contractor.
E11
Fault in the fan
Pressure loss in the pipes
Leaks in refrigerant circuit
Fault in the compressor
Expansion valve not working
Drying filter not working
Notify certified contractor.
4.11.1
DISPLAY
Display
Description
Remedy
HOT
Supply air temperature > 35 °C
System stops automatically in the
“Heat pump” operating mode if the
air inlet temperature is below -10 °C
or above 35 °C. General operating
conditions are checked on an hourly
basis.
COLD
Fault in the temperature sensor
