Nirvana NE20 - Reset Operation; Error Code

11
2.4. Reset operation
When pressing the "M" key + " " key for 10 seconds, the parameter values can be recover to
default values.
2.5. Error code
Malfunction
Code
Inlet water temperature sensor’s fault
P1
Coil temperature sensor’s fault
P3
Ambient temperature sensor’s fault
P5
Super-cooling protection for outlet water
P7
Low pressure protection fault
E6
Water flow protection fault
E7
Defrost
Defrosting indicator (Green light)