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Carrier 50GL030300 Expansion Valve
Expansion valves are used in AC systems and allows the coolant to spread back into gas form from its highly pressured liquid form. An AC could not work if the expansion valve was either damaged or just not working properly.
Red flags the AC expansion valve needs replacing
- AC takes forever in a bid to keep the home at a comfortably cold temperature
- The cold airflow is definitely not as cold as it used to be for the AC to cool the house
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