De Dietrich Prestige No Frost / DRS Multi-Zone Refrigerator: Condenser cooling fan motor failure d07; compressor overheats, trips overload protector, and cooling stops.
On De Dietrich refrigeration units featuring Prestige No Frost multi-sensor refrigeration, active preservation zone, and inverter compressor modulation: Heavy lint/dust clogging lower condenser grille, seized fan shaft, or disconnected 230V/12V fan power cable.
Clean dust from lower condenser coil and fan blades. Check for free rotation. Test voltage at fan motor terminals during active compressor cycle. Replace seized fan motor. Touch and hold the Alarm Acknowledge and Quick Chill icons for 8 seconds until the ICS chime signals buffer reset, then release.
