William S Dunkirk , NY March 06, 2020 Appliance: Whirlpool Refrigerator 25 Cubic Foot 4 Door Bottom Mount WRX735SDBM00 Whirlpool Refrigerator Wrx735sdbm00 / : Ice maker failure. How to replace Refrigerator Condenser Coil Cleaning Brush. Replaced ice maker unit. Do-It-Yourself Rating: Repair Time Estimate: 2+ hours