UFO2173-21B Frigidaire Refrigerator - Overview

My freezer was frozen but my refrigerated side was not cooling, the temp was actually around 60-degrees. After inspecting i noticed no air was flowing through the vent from freezer side to fridge side. I removed everything from freezer and took the back wall panel off inside freezer section and immedietely noticed alot of ice on coils etc ... Read more . After researching i found the defrost timer was not working and thus allowing frost and ice to build up on coils and block air flow. My defrost timer was located on the front bottom left behind kick panel, using a phillips screwdriver i removed 2 screws and then disconnected wire harness to the defrost timer. Then i inserted new defrost timer and connected wire harness and then put the 2 screws back in. My fridge is now working great and the ice build-up is gone and i am getting good air flow .. temps on fridge side are now between 32-34degrees. This was an easy project and saved me alot of money doing myself

i removed the 4 screws holding cover. removed two screws holding timer. unplugged timer. plugged in new one. reassembled.

First, unplug the refrigerator since you're working with live wires.

Remove the 4 Philips sheet metal screws holding the plastic housing that holds the temperature control to the top of the refrigerator compartment. Pull the housing down then out since there is a tube on the housing where the water flows out the back of the re ... Read more frigerator during the defrost cycle.

Remove the 2 Philips screws holding the defrost timer on the plastic housing. Pull the connectors off the old timer and attach them in exactly the same positions on the new defrost timer.

Attach the new defrost timer to the plastic housing with the 2 screws.

Reinstall the plastic housing, making sure the water tube is inserted into the back of the refrigerator wall.

Plug the refrigerator back in and you're done.