Don T Athens , GA February 16, 2020 Appliance: Amana Refrigerator BX22RW Amana Refrigerator Bx22rw / P1161604w W: Refrigerator warm, freezer cold. How to replace Defrost Timer Kit. Replaced the defrost timer and thermostat. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes