TXV Hunting: Troubleshooting Unstable Superheat
A hunting TXV swings superheat up and down and steals cooling capacity. Diagnose bulb, charge, load, and airflow causes before condemning the valve.
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Related guides
- Superheat & Subcooling Basics
- TXV vs Fixed Orifice Charging Methods (Superheat vs Subcooling Explained)
- How to Measure Superheat (Step-by-Step)
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