Ac Refrigerant Pressure Sensor Ac Head Pressure
HVAC 104 Scenario: Overcharged system Fixed vs TXV TEV In this HVAC Training Video, I Show How to Diagnose a Liquid Line Restriction, Low Indoor Airflow, or Low Charge by Measuring What causes high head pressure and hissing sound in Carrier AC? My fiancée was a very good sport as I explained the pressures this unit was running. With a condensing coil as plugged as this The AC was also blowing cold at this time. High side pressure was still getting up to ~340 which still feels high. I will test again this ...