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Carrier 48XL-A30 Expansion Valve
An AC would most likely give you heated air if the expansion valve was somehow damaged. Your HVAC system expansion valve lets the coolant to expand back into gas form from a high-pressure liquid form.
Main clues the expansion valve needs replacing ASAP
- The air is much warmer than it ought to be comes through the ducts
- AC takes a really long time to cool the home
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