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International Comfort Products PAPA Expansion Valve
A split-system AC unit could not cool the air if the expansion valve was totally worn out. An expansion valve permits the refrigerant to expand into its normal low-pressure gas state from its highly pressured liquid form.
Signs of a declining refrigerant expansion valve
- The air conditioner takes forever to appropriately keep things cool
- The cold airflow is much warmer than it should be exiting the air handler
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