@electronic.eng123: “Why can’t a York chiller run without proper water flow? 💧⚠️” 📌 Caption: The flow switch is a critical protection device in a chilled-water system. It proves that water is flowing before/while the chiller operates. 💧 Pump ON ✅ Flow Proven ❄️ Chiller Enabled 🛡️ Evaporator Protected Low or lost flow can be caused by a closed valve, blocked strainer, air in the system, or pump failure. ⚠️ Never bypass a safety device just to keep the chiller running. 💬 Comment: �“FLOW SWITCH” if you want Part 2: How to troubleshoot a York chiller flow fault. #York #Chiller #HVAC #HVACR #engineering