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Goodman GKS90453BXAA Expansion Valve
Your home AC system contains an expansion valve that lets the coolant to spread back into gas state from its highly pressured liquid form. Your AC would most likely give you heated air if the expansion valve was broken.
Clues your main expansion valve is dead
- The cold airflow is not as cold as it really should be blowing from the vents
- The outdoor AC unit takes a long time in its effort to keep the home at a comfortably cold temperature
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