Samsung Refrigerator Not Cooling: Model-Specific Diagnosis for RF and RS Series
Samsung Fridge Not Cooling? Try This Before You Order Parts
Step 1: Forced defrost reset RF series: hold Freezer + Fridge buttons 8-10 sec, cycle to "Fd", confirm, wait 20-30 min. Check cooling after 4-6 hours. If this works, it's a defrost heater or thermostat issue.
Step 2: Evaporator fan (freezer cold, fridge warm) Part: DA31-00146E. $35-65 + labor.
Step 3: Defrost heater/thermostat (cooling came back then failed again) Heater DA47-00244T, thermostat DA47-00159B.
Step 4: Start relay (compressor not running) $15-25 part. Check this before the $275 control board.
Full guide: ServiceMag














