Spider J Mason , TX December 01, 2016 Appliance: Frigidaire Refrigerator MRT19PNAW0 Frigidaire Refrigerator Mrt19pnaw0: Fridge was not cooling. How to replace Compressor Overload Protector. I Googled the problem and this website came up with an explanation of the problem along with possible solutions. I diagnosed the problem and ordered the parts. Installation was easy & the fridge was up and cooling in short order. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes