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Lennox HP13-042 Expansion Valve
An AC can not work right if the expansion 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 vapor state from a high-pressure liquid form.
Hints of a poorly working Lennox expansion valve
- Your cooling system takes too long in its bid to cool the indoors
- Cold air is definitely not as cold as it really should be coming into the home
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Before buying or ordering do your best and double check the model number as well as make a visual comparison in order to be sure the correct replacement expansion valve is the one being purchased. There is no need to install it yourself. Hire someone with experience locally to hire and install the part for you.
Feel free to download your manual for help.
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