Problem
Poor cooling, increase in interior tem-
perature.
The compressor does not run (battery
connection).
Poor cooling, increase in interior tem-
perature.
The compressor does not run (connec-
tion to AC supply).
Unusual noises.
Error indication
NOTE
• All errors are indicated by the error indicator LED flashing orange (see
ments). The number of flashes depends on the type of fault. Each flash lasts for one quarter of a sec-
ond. After the sequence of flashes a pause follows. The sequence for the fault is repeated every four
seconds.
• In ECO, PERFORMANCE, and FREEZER mode an additional beep sounds.
Possible cause
The refrigerator has not been operat-
ing for very long.
The condenser is dirty.
The fan is defective.
There is an interruption in the battery
electronics connection.
The main switch is defective (if in-
stalled).
The additional supply line fuse has
blown (if installed).
The battery voltage is too low.
The battery capacity too low.
The cables are loose.
The contact is poor (corrosion).
The cable cross section is too small.
The compressor is defective.
The connection supply line is interrupt-
ed.
The main switch is defective (if in-
stalled).
The additional supply line fuse has
blown (if installed).
The compressor is defective.
A component of the refrigerant circuit
cannot move freely (touching the wall).
There is a foreign object stuck be-
tween the cooling unit and the wall.
Fan noise.
NRX0120TP EN
Suggested remedy
Check the temperature again af-
ter 4 h / 5 h.
Clean the condenser.
Contact an authorized service
agent.
Establish a connection.
Replace the main switch.
Replace the supply line fuse.
Charge the battery.
Replace the battery.
Establish a connection.
Replace the cable.
Contact an authorized service
agent.
Establish a connection.
Replace the main switch.
Replace the supply line fuse.
Contact an authorized service
agent.
Bend the component carefully
away from the obstruction.
Remove the foreign object.
Contact an authorized service
agent.
Control and display ele
21