Cooling circuit has a actively failing thermostatic expansion valve dropping the suction pressure to below 60 with 40 superheat. The addition of refrigerant for testing purposes only increased the discharge pressure from 330 up to 380 while suction pressure continued to drop. Carrier climate Master system needs new heating TXV, refrigerant line filter dryer, 81 oz new R410A Removed compressor shipping brackets Seth will contact climate Master and prepare estimate for homeowners 50YD049JCB301 3608V61365