Refrigerator evaporator fan motor. The evaporator fan motor draws air over the evaporator (cooling) coils and circulates the cold air through the refrigerator and freezer compartments. When the evaporator fan motor fails, it often generates a lot of noise in the freezer area.
Refrigerator evaporator or condenser fan motor.
Refrigerator fan blade. If the refrigerator is not cooling properly then the fan motors should be checked to see if they are running. If so, the fan blades should be inspected for damage.
Evaporator fan motor & cover assembly
Evaporator cover assembly with fan motor