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Payne PA1ZNA042000AAAA Expansion Valve
Your main AC unit can not run if it were to lack a properly working expansion valve. Almost all AC systems have an expansion valve that facilitates in helping the refrigerant to expand into its normal low-pressure gas state from a high-pressure liquid form.
Major symptoms your main expansion valve will need replacing
- The air conditioner takes way too long in its attempt keep things cool
- Air flow is not as cool as it ought to be coming from the vents
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