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HOME > HVAC > CARRIER > FX4BNF042000 > EXPANSION VALVE

Carrier FX4BNF042000 Expansion Valve

An expansion valve allows the coolant to expand back into gas state from a liquid. An air conditioner would be worthless without a working expansion valve.

Clues of a deteriorating expansion valve

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Check eBay to see if your expansion valve is in stock!
Before buying or purchasing a replacement expansion valve for your Carrier FX4BNF042000 do your best and make sure of the model number as well as make a visual inspection so that you are positive that the correct replacement expansion valve is the one being purchased. Once you have the part to install it yourself. Hire someone with experience locally to do the job for you.
Feel free to download your manual for help.
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Check eBay for your expansion valve!