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5651-146 OBSOLETE
- Check Valve
Bard part number 5651-146 is an OEM check valve used in the refrigeration circuit to allow flow in the intended direction while preventing reverse flow that can cause performance issues, oil migration problems, or unstable operation during mode changes. On Bard wall mounted HVAC equipment, a properly functioning check valve helps maintain correct refrigerant routing and protects system components by reducing backflow where it does not belong. Because check valves can vary by connection style and application, match 5651-146 to your unit model and serial range before ordering, and follow standard refrigeration practices for sealed system service and leak checking after replacement.
Official replacement(s):
5651-146BX
- Check Valve Boxed For Service