After a long period of time, it is necessary to remove the IHS from the processor and graphics chip and replace the thermal paste in that place so that the PS3 has an ideal temperature. With Delid Tool V2 it is extremely easy to remove the cpu IHS.
This video shows how to remuve ps3 fat IHS:
More details on the website: https://www.pcmasterx.com/index.php/blog/playstation-3-ihs-removal-with-delid-tool-v2-and-opening-console-ps3-fat
