{"product_id":"four-seasons-66864-a-c-suction-and-liquid-line-hose-assembly","title":"Four Seasons 66864 A\/C Suction and Liquid Line Hose Assembly","description":"\u003ch2\u003eOverview of Four Seasons Hose Assembly 66864\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 66864 is designed for reliable HVAC performance in select Ford, Lincoln, and Mercury vehicles. This A\/C suction and liquid line hose assembly supports R134-a refrigerant systems, ensuring proper air conditioning function for models like the Ford Fusion, Lincoln MKZ, and Mercury Milan.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable aluminum and rubber materials\u003c\/li\u003e\n\u003cli\u003eEquipped with P-nut fittings on both ends for secure connections\u003c\/li\u003e\n\u003cli\u003eIncludes gasket, fittings, and O-rings for a complete installation\u003c\/li\u003e\n\u003cli\u003eSupports both high and low system pressures\u003c\/li\u003e\n\u003cli\u003eFeatures a service port with switch port and manifold integration\u003c\/li\u003e\n\u003cli\u003eCompatible with R134-a refrigerant type\u003c\/li\u003e\n\u003cli\u003eOE replacement part designed without an orifice tube\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons Hose Assembly Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly product line focuses on delivering comprehensive hose solutions for automotive HVAC systems. This line includes assemblies that combine suction and liquid lines with integrated fittings, gaskets, and service ports to streamline installation and maintenance. The 66864 hose assembly exemplifies this approach by providing a ready-to-install unit that meets OEM specifications for Ford Fusion, Lincoln MKZ, and Mercury Milan models.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThis hose assembly is constructed with a combination of aluminum and rubber to balance durability and flexibility. Both ends feature P-nut fittings, ensuring a secure and leak-resistant connection to the vehicle’s A\/C system. The assembly supports R134-a refrigerant and is designed to handle both high and low system pressures, making it suitable for the suction and liquid lines in the HVAC system. Included components such as slimline washer O-rings (part numbers 24404 and 24401), gaskets, fittings, and a muffler contribute to a complete and reliable replacement. The assembly also includes a service port with a switch port sized M10x1.25, facilitating system diagnostics and servicing.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFord Fusion models requiring A\/C suction and liquid line hose assembly\u003c\/li\u003e\n\u003cli\u003eLincoln MKZ vehicles with R134-a refrigerant systems\u003c\/li\u003e\n\u003cli\u003eMercury Milan HVAC systems needing OE replacement hose assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Hose Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLeaks in suction or liquid A\/C lines causing refrigerant loss\u003c\/li\u003e\n\u003cli\u003eDamaged or worn hose fittings leading to poor system pressure\u003c\/li\u003e\n\u003cli\u003eFaulty or missing service ports hindering A\/C system diagnostics\u003c\/li\u003e\n\u003cli\u003eCorrosion or wear in OEM hose assemblies affecting performance\u003c\/li\u003e\n\u003cli\u003eIncompatibility with R134-a refrigerant systems requiring proper material and fittings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle’s A\/C system is fully evacuated before removing the old hose assembly. Verify that the P-nut fittings align correctly with the vehicle’s ports to avoid cross-threading. Replace all included O-rings and gaskets to maintain a proper seal. The integrated service port and switch port facilitate pressure testing and system charging. Follow manufacturer torque specifications for fittings to prevent leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Hose Assembly 66864 is an OE replacement part designed to meet or exceed original equipment standards. It includes all necessary fittings, gaskets, and seals for a complete installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation for exact warranty terms.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44607819251893,"sku":"BBRN-66864","price":95.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_66864_Fro.jpg?v=1775069730","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-66864-a-c-suction-and-liquid-line-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}