- Model Number
- Less than 1 year
New Whirlpool WRF535SWHZ Refrigerator temperature varies 14 degrees constantly. Control Board and thermistor changed. After change, compressor ran for nearly an hour. Ref temp set at 4 of 7 settings cooled to 40 degrees and stayed at 40 after 20 minutes. Compressor continued to run with no change to temp. Changed setting to 6, temp dropped to 38, then rose back up to 40. Compressor continued to run. Temp set to 7, still 40 degrees. Ref temp varied from 40, down to 34, up to 44, down to 30 and back up to 40 the next day over a 6 hour period. This is every day operation.