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International Comfort Products NBF100J20A1 Expansion Valve
A normal AC expansion valve permits the refrigerant to expand into its normal low-pressure vaporous form from a high pressure liquid state. An air conditioning system would be broken if the valve was not functioning.
Major symptoms the AC expansion valve will soon need to be replaced
- The cold airflow is much warmer than it ought to be for the AC to cool the house
- AC unit takes a really long time to actually keep the temperature down
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