{"product_id":"four-seasons-38679-a-c-expansion-valve","title":"Four Seasons 38679 A\/C Expansion Valve","description":"\u003ch2\u003eFour Seasons 38679 Expansion Valve Overview\u003c\/h2\u003e\u003cp\u003eFour Seasons 38679 is a block-type A\/C expansion valve for R134A systems. Built from aluminum and engineered to meet or exceed OEM requirements, it regulates refrigerant flow to help maintain stable evaporator performance in automotive HVAC systems.\u003c\/p\u003e\u003cp\u003eFor service work on vehicles such as Honda Civic and Toyota Corolla applications, this expansion valve supports accurate refrigerant metering in the A\/C circuit. The Four Seasons Expansion Valve line focuses on direct-fit replacement parts for common automotive air conditioning repairs.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number 38679 A\/C expansion valve\u003c\/li\u003e\n\u003cli\u003eBlock type design for automotive HVAC systems\u003c\/li\u003e\n\u003cli\u003eAluminum construction and aluminum finish\u003c\/li\u003e\n\u003cli\u003eR134A refrigerant type\u003c\/li\u003e\n\u003cli\u003eFemale FIO insert O-ring inlet and outlet connections\u003c\/li\u003e\n\u003cli\u003e2 mounting holes for secure installation\u003c\/li\u003e\n\u003cli\u003eSuper heat setting: 5.000\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications\u003c\/li\u003e\n\u003cli\u003eStyle: w\/o solenoid\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Four Seasons expansion valve meters liquid refrigerant into the evaporator based on system demand, helping the A\/C system maintain proper cooling performance and pressure balance. It uses female suction and liquid connections with insert O-ring FIO styles, including No. 8 and No. 10 suction thread diameters and No. 6 and No. 8 liquid thread diameters. The valve is built for R134A systems and is specified as a 2.000 ton unit, making it a practical replacement for many passenger vehicle HVAC repairs.\u003c\/p\u003e\u003cp\u003eThis part cross-references FEL-PRO 1612 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak or inconsistent cabin cooling\u003c\/li\u003e\n\u003cli\u003eImproper refrigerant metering at the evaporator\u003c\/li\u003e\n\u003cli\u003eA\/C pressure imbalance caused by a worn valve\u003c\/li\u003e\n\u003cli\u003eExpansion valve leakage at the HVAC block connection\u003c\/li\u003e\n\u003cli\u003eService replacement for R134A air conditioning repairs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the refrigerant type, connection style, and port sizes before installation. Replace the O-rings with the correct green O-ring seals for the system, and inspect the mating surfaces for wear, corrosion, or contamination. Proper evacuation and recharge procedures are required after A\/C service. Confirm vehicle-specific HVAC layout for Honda Civic, Toyota Corolla, and other make\/model applications before ordering.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons 38679 is built to meet or exceed OEM specifications for automotive A\/C service. The Four Seasons Expansion Valve line is intended for professional-grade HVAC repair where accurate refrigerant control and correct fitment are required.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":51967375540405,"sku":"BBRN-38679","price":34.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_38679_Fro.jpg?v=1775068170","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-38679-a-c-expansion-valve","provider":"PartCatalog","version":"1.0","type":"link"}