Plenum Modifications with Air Filtration Furnish and Install Three (3) Media Filter Cartridges Cut Plenums Reseal Plenums Perform Start Up Procedures 2 Installers - Full Day The master bedroom unit has a leak in the coil. This unit is out of warranty. The air handler is from 2007 and the condenser is from 2014 Suggesting a discussion with a comfort advisor on a new system. Flush the system with high-pressure nitrogen. Attempted to start system back up, but the system is still not flowing refrigerant correctly. the 3 ton 2019 system needs a new TXV. 2014 system needs a new piston. Please refer to picture for piston size and model when ordering. After taking out this piston, I noticed the system Very contaminated with so. Strongly suggesting removing the rest of this Freon in the system, possibly flushing one more time and replacing the piston. Regardless of what caused this, the Freon is most definitely contaminated and should be replaced. If not, it can cause problems with the