Freezer LIEBHERR GNes 2566
Index 20/001

FIRST PHASE:
Error code on Display: "c" (lowercase) + Superfrost LED (both blinking at the same time)

SECOND PHASE:
Motor doesn´t stop, interior air temperature starts lowering and reaches -32ºC (after some hours)....!

Please, someone help with information about the CAUSE of this malfunction.
Thank you very much