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Carry out a manual defrost, as many times as necessary,
until the fan runs freely again. Observe the information in the
WPM instructions and parameter "START DEFROST" in menu
"COMMISSIONING/ COMPRESSOR".
At outside temperatures above +1°C, shut down the appli-
ance or switch it over to emergency mode for approx.1hour.
After this, the ice should have melted.
Check that the appliance is installed in line with the installa-
tion requirements.
If noise occurs frequently, notify the service department.