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Poor cooling, increase in
interior temperature. Com-
pressor runs continuously.
The ventilation around the cooling unit
is not sufficient.
Check that the ventilation grille is not
obstructed. Move the refrigerator to
another location.
The interior walls are iced up. Check whether the refrigerator door
closes properly. Ensure that the refrigera-
tor seal fits correctly and is not damaged.
Defrost the refrigerator.
The temperature is set too high. Set a lower temperature.
The ambient temperature is too high. Remove the ventilation grille for a while so
that warm air can escape quicker.
Too much food was placed in the refrig-
erator at the same time.
Remove some of the food.
Too much warm food was placed in the
refrigerator at the same time.
Remove the warm food and leave it to cool
down before putting it in again.
The refrigerator has not been operating
for very long.
Check the temperature again after four or
five hours.
The condenser is dirty. Clean the condenser.
The fan is defective. Replace the fan.
Poor cooling, increase in
interior temperature. Com-
pressor does not run often.
The battery capacity is exhausted. Charge the battery.
Poor cooling, increase in
interior temperature.Com-
pressor does not run (bat-
tery connection).
There is an interruption in the battery –
electronics connection.
Establish a connection.
The main switch is defective (if
installed).
Replace the main switch.
The additional supply line fuse has
blown (if installed).
Replace the supply line fuse.
The battery voltage is too low. Charge the battery.
The battery capacity too low. Replace the battery.
The cables are loose.
The contact is poor (corrosion).
Establish a connection.
The cable cross section is too small. Replace the cable.
The compressor is defective. Contact an authorized service agent.
Fault Possible cause Suggested remedy
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