{"product_id":"dometic-replacement-refrigeration-cap-tube-with-flare-nut-rv-service-part","title":"Dometic Replacement Expansion Valve R410 - 5-6 Ton AC - Part# 290000141","description":"\u003cdiv class=\"erp-pdp\"\u003e\n\u003cp\u003eThe Dometic Replacement Expansion Valve (Part# 290000141) is a critical air conditioning component that regulates refrigerant flow through your RV's cooling system. If your Dometic rooftop or under-bed AC unit is running inefficiently, not cooling properly, or cycling on and off frequently, a faulty expansion valve is often the culprit. This OEM replacement valve restores proper refrigerant metering and system performance.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine OEM Dometic part designed for 5-6 ton AC systems\u003c\/li\u003e\n\u003cli\u003eR410A refrigerant compatible expansion valve\u003c\/li\u003e\n\u003cli\u003eDirect replacement—no modifications required\u003c\/li\u003e\n\u003cli\u003eRestores proper refrigerant flow and cooling efficiency\u003c\/li\u003e\n\u003cli\u003ePrevents compressor damage from improper refrigerant metering\u003c\/li\u003e\n\u003cli\u003eTested and validated for Dometic rooftop and under-bed units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"table table-bordered table-sm\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e290000141\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant Type\u003c\/td\u003e\n\u003ctd\u003eR410A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity Range\u003c\/td\u003e\n\u003ctd\u003e5-6 Ton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Type\u003c\/td\u003e\n\u003ctd\u003eThermostatic Expansion Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Status\u003c\/td\u003e\n\u003ctd\u003eGenuine Dometic Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How do I know if my expansion valve needs replacement?\u003c\/h4\u003e\n\u003cp\u003eA: Common signs include reduced cooling capacity, AC unit cycling on and off rapidly, uneven cooling in different RV areas, or the compressor running continuously without reaching set temperature. A qualified technician can confirm with system pressure diagnostics.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this valve compatible with my Dometic AC unit?\u003c\/h4\u003e\n\u003cp\u003eA: This valve is designed for Dometic 5-6 ton R410A systems. Verify your unit's capacity and refrigerant type before ordering. If unsure, contact our expert support team with your RV model and AC specifications.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need special tools to install this valve?\u003c\/h4\u003e\n\u003cp\u003eA: Expansion valve replacement requires HVAC-certified technician skills, proper refrigerant recovery equipment, and system evacuation\/recharge capability. We recommend professional installation to ensure system integrity and warranty compliance.\u003c\/p\u003e\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 OEM quality and reliability. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock genuine Dometic components and provide expert support to help you identify the exact part your RV needs. When your air conditioning system fails on the road, you need parts you can trust.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Dometic","offers":[{"title":"Default Title","offer_id":48315528347800,"sku":"290000141","price":397.58,"currency_code":"USD","in_stock":true}],"url":"https:\/\/elkhartrvparts.com\/en-ca\/products\/dometic-replacement-refrigeration-cap-tube-with-flare-nut-rv-service-part","provider":"Elkhart RV Parts","version":"1.0","type":"link"}