troubleshooting hvac r systems using refrigerant superheat ercharge, airflow restrictions, or equipment malfunctions. The Role of Superheat in HVAC R System Diagnostics Superheat measurement acts as a window into the refrigerant cycle, allowing technicians to id T Terri Boehm Jun 14, 2026
low discharge and suction superheat s, and fans. Adjust Expansion Valve: Recalibrate or replace if faulty. Check for Sensor Accuracy: Replace or reposition sensors as needed. For High Superheat Add Refrigerant: Refill to proper charge if undercharged. Improve Heat Transfer: Clean condenser coils and ensure J June Pagac Apr 15, 2026
