AC Diagnostic System: main Refrigerant Type R410A Metering Device- TXV Stage 2 SP/HP 119/290 SLT/LLT 50/87 VSAT/LSAT 40/93 SH/SC 9.7/6.4 Outdoor Entering Air Temperature 84 Stage 1 SP/HP 118/289 SLT/LLT 47/88 VSAT/LSAT 47/88 SH/SC 7.4/5 Filter Size(s) 16x25x4 Notes: System not being able to keep up in the middle of the day. Checked unit and the pressures are within manufacturers range and the motors are all working properly. 70° return, 50° supply for a 20° temperature split. Found the filter was completely impacted, the filter restricts airflow and can definitely cause a loss efficiency. Replaced filter with one provided by the homeowner.