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HVAC Troubleshooting Mindset for Technicians to Fix High Pressure Problems without Replacing Parts
In this episode of the HVAC Know It All Podcast, Host Gary McCreadie Director of Player Development and Head Coach at Shelburne Soccer Club and President of McCreadie HVAC & Refrigeration Services and HVAC Know It All Inc, shares a service call involving a Lennox rooftop unit that kept shutting down on high pressure. Gary explains how he checked the airflow, condenser, pressure switch, refrigerant pressures, contactor, filter drier, and TX valve while trying to find the restriction. He also describes how equalizing the system pressures and tapping the TX valve helped the unit start running…
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