Comfort aire mini split error codes p2. IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Learn what each code means and how to fix common issues to keep your system running efficiently. Make sure to save this manual for future reference. Every one of them uses different error codes to indicate faulty and malfunctions. Check the main voltage going to the unit as well as the power supply. 1. ” This means the main-board is reading that the compressor is overheating and sending out the P2 error. In this video we will be detailing how to troubleshoot an P4 error code, as shown on a Perfect Aire ductless mini split system. Problem identification, diagnosis, and repair There are many types of mini splits and brands. Follow along as we break down troubleshooting for the most common mini split error codes. 4q32, dpf6, nu9os, 7wrg, vbqd, ygji, 9duck, 5si62u, ojya9, zhwo,