Refrigerator evaporator is iced and refrigerator fan

Hello
There are multiple potential causes for the concern. See the service bulletin link below.

1) It is very important to enter the diagnostics program and confirm the control is the proper version. .
2. Remove the RC Evaporator cover to verify the gasket type is the correct version.
3. Defrost the refrigerator section evaporator to ensure it is completely free of Ice and frost before installing
new cover to insure proper operation. When using a heat source to defrost the refrigerator section
evaporator cover, care should be exercised not to overheat the plastic surface of the cover or the
polystyrene foam behind the cover. Doing so can permanently damage these components.
4. To insure proper sealing of the replacement refrigerator section evaporator cover, be sure that the
refrigerant lines that connect the evaporator do not come in contact with the replacement cover.
5. Check the Refrigerator section evaporator thermistor for proper contact with the tubing. Check the
evaporator thermistor for any damage and for proper resistance. After the installation of the RC evaporator
cover, verify the functionality of evaporator thermistor using the service mode (step 03). If the thermistor is
open, the RC evaporator cover should be replaced.
6. Before reassembly, check new evaporator cover make sure seals are not damaged or out of place. See
photo below for proper seal placement.
7. Check Icemaker instructions process to indentify the need to replace the ice maker.
8. For Water leak from filter area / Water Filter Replacement & Water filter housing replacement.
9. For Frost build up in the freezer , follow the process to confirm repair process checks for the right side rail
bracket