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Mitsubishi PEA Expansion Valve
An AC could not run if the expansion valve was worn out. Pretty much every air conditioning system has an expansion valve that lets the coolant to expand back into its natural gaseous form from its highly pressured liquid form.
Some clues your main expansion valve is in need of replacing
- The air conditioner takes its sweet time to keep things cool
- Air flow is much warmer than it ought to be coming into the home
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If you are going to be buying or ordering a new Mitsubishi PEA replacement part, do your due diligence and cross-check the model number as well as make a visual comparison so that you are positive that the correct replacement expansion valve is the one being purchased. There is no rule that says you have to install it yourself. Hire someone with experience locally to replace the part.
Feel free to download your manual for help.
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