{"product_id":"dometic-rv-air-conditioner-replacement-valve-base-5-8-x-3-4-mfl","title":"Dometic Refrigerant Valve Base - 5\/8\" x 3\/4\" MFL - Part# 290000140","description":"\u003cp\u003eThe Dometic refrigerant valve base is a critical connection component for RV air conditioning and refrigeration systems. This 5\/8\" x 3\/4\" MFL (Male Flare Fitting) valve base serves as the mounting point and flow control interface for refrigerant lines in Dometic cooling appliances. If your RV's AC or fridge is losing cooling capacity or showing refrigerant leaks at connection points, this valve base may need replacement.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e5\/8\" x 3\/4\" male flare fitting (MFL) connection sizes\u003c\/li\u003e\n\u003cli\u003eEngineered for Dometic air conditioning and refrigeration systems\u003c\/li\u003e\n\u003cli\u003eDurable brass or aluminum construction for reliable performance\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement — exact fit for your RV cooling system\u003c\/li\u003e\n\u003cli\u003ePrevents refrigerant leaks at valve connection points\u003c\/li\u003e\n\u003cli\u003eCompatible with standard R-134a refrigerant systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"table table-bordered table-sm\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e290000140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Size (Primary)\u003c\/td\u003e\n\u003ctd\u003e5\/8\" MFL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Size (Secondary)\u003c\/td\u003e\n\u003ctd\u003e3\/4\" MFL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Type\u003c\/td\u003e\n\u003ctd\u003eMale Flare (MFL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eDometic RV AC and Refrigeration Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if my valve base needs replacement?\u003c\/strong\u003e\u003cbr\u003eA: Signs include visible refrigerant oil leaks around the valve connection, reduced cooling performance, or hissing sounds near the AC\/fridge unit. If you notice these symptoms, inspect the valve base connection for corrosion or damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Will this valve base fit my specific RV model?\u003c\/strong\u003e\u003cbr\u003eA: This is a genuine Dometic OEM part designed for Dometic cooling systems. To confirm compatibility, check your RV's AC or refrigerator manual for the part number, or contact our support team with your appliance model and year.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Do I need special tools to install this valve base?\u003c\/strong\u003e\u003cbr\u003eA: Installation requires basic flare wrench tools and knowledge of refrigerant system work. We recommend having a certified RV technician handle refrigerant system repairs to ensure proper evacuation, installation, and recharging of your cooling system.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose Elkhart RV Parts\u003c\/h3\u003e\n\u003cp\u003eWe specialize in hard-to-find Dometic replacement parts for RV owners who demand genuine OEM quality. Shipping directly from Elkhart, Indiana — the RV capital of the world — we stock the exact components you need to keep your RV's cooling systems running reliably. Our expert support team is ready to help you identify the right part and answer technical questions about your Dometic appliances.\u003c\/p\u003e","brand":"Dometic","offers":[{"title":"Default Title","offer_id":48315637399704,"sku":"290000140","price":249.89,"currency_code":"USD","in_stock":true}],"url":"https:\/\/elkhartrvparts.com\/products\/dometic-rv-air-conditioner-replacement-valve-base-5-8-x-3-4-mfl","provider":"Elkhart RV Parts","version":"1.0","type":"link"}