fridge not cooling...freezer working

you will need to pull out frezer door 1 phillips screw on each drawer rail removed will allow you to lift door oiut of rails bottom basket will come out with door remove top basket 1 screw in center of evap. cover 1 screw on left side about hlf way up pry panel out of left side of evap. cover this will make it easier to pull cover out on the right side of the evap.you see a plastic envelope wedged into top right frame of evap.follow wires to plug unplug and check continuity with an ohm meter if you have continuity your pcb main is bad located on the rear wall of cabinet 2 #2 phillips screw hol cover panel on if no continuity replace fuse asm.should also check heat continuity while you are there if fuse is open and black mastic material on tubing has helted down onto evaporator rplace both fuse and pcb main