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Fujitsu AOU18RLXFZ Expansion Valve
Your main AC unit could not cool the air if the valve was worn out. Pretty much every air conditioning system has an expansion valve that lets the coolant to expand into its normal low-pressure gas state from a high pressure liquid state.
Signs the AC expansion valve needs to be replaced
- The air is not cold enough as it ought to be coming from the air handler
- The air conditioner takes a really long time to actually cool
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