ERP WR13X10020 Refrigerator Door Lower Hinge Kit Cooking Appliances Parts the defrost heater is the

the defrost heater is the most likely culprit

LG redesigned the valve to consolidate both solenoids into a single unit

and SD mean on Whirlpool Duet and Maytag washers

CDE4000FW0

ERP WR13X10020 Refrigerator Door Lower Hinge Kit Cooking Appliances Parts the defrost heater is theWR13X10020 Refrigerator Door Lower Hinge Kit Replaces Part Numbers: WR13X10020, 2236, AH290199, AP2063068, EA290199, PS290199, SWR13X575, SWR13X576, WR02X4539, WR02X6189, WR13X0497, WR13X0498, WR13X0508, WR13X0523, WR13X0575, WR13X0576, WR13X0614, WR13X0615, WR13X0657, WR13X0658, WR13X0727, WR13X0728, WR13X0735, WR13X0736, WR13X0741, WR13X0742, WR13X0750, WR13X0751, WR13X497, WR13X498, WR13X508, WR13X5122, WR13X5125, WR13X5127, WR13X523, WR13X575,