This manufacturer-approved defrost timer (part number WR09X10049) is for refrigerators. 4 Terminals are on the timer, numbered 1,4,3,2. Defrost cycle is 15 hour, 33 minutes. Timer Motor is rated 1/3HP 10A 120VAC. If you not sure whether or not a parts ,you are ordering fits your model,please contact us before your order. Possible Repair Solution For: Frost buildup. Fridge section is too warm. Fridge section is too cold. Freezer section is too warm. Freezer section is too cold. Fridge is running for too long. Freezer is not defrosting. Leaking water. Please Note: This is intended as a guideline only, as other items can cause the same symptoms. Safely store any food that could deteriorate while the power is off. Unplug the refrigerator before replacing this part. Wear work gloves to protect your hands. There are no instructions included in this.If you want too know how to use or install it,Please contact us,we will provide help as much as possible.