Oceanic OCEACLIM140W1 Guide D'utilisation page 70

Error codes
E0
E1, E3
E2 / E4
It means that the room temperature sensor is faulty, unplug and
reconnect it. If the display of the error code again, contact the
customer service of your store.
E1 means that the probe on the condenser is defective / E3is
the probe on the evaporator is defective, unplug and reconnect
it. If the display of the error code again, contact the customer
service of your store.
It means that the water tank is full. Make sure to drain.
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Meaning