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Lennox CB29M-31 Expansion Valve
An AC cannot possibly cool the house without a properly functioning valve. An expansion valve lets the coolant to expand into its normal low-pressure vapor form from a high pressure liquid state.
How can I tell if my Lennox expansion valve is not working properly?
- Air from the AC is not as cold as than the usual air exiting the vents
- The cooling system takes forever in its attempt keep the house cool
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Before buying or purchasing a new Lennox CB29M-31 replacement part, do your due diligence and make sure of the model number and also make a visual comparison in order to be sure the correct expansion valve is the one being purchased. HVAC pros may have higher labor rates than others so you may want to ask around to acquire the best rate if money is of great importance to you.
Feel free to download your manual for help.
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