Michael F Maple Grove , MN September 06, 2015 Appliance: Samsung Refrigerator RB1855SW/XAA Samsung Refrigerator Rb1855sw/Xaa / : Samsung bottom freezer/fridge 1855sw fridge compartment 10 degrees warmer than settings. How to replace Evaporator Fan Motor. Replaced evaporator fan motor, fan blade and Temp sensor. Working perfectly now!!! Wanted to replace thermal fuse too but much more difficult to access. Have some 3/4 in gray foam weather striping tape available in case you need to replace some of it. 4 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes