{"product_id":"four-seasons-39422-a-c-expansion-valve","title":"Four Seasons 39422 A\/C Expansion Valve","description":"\u003ch2\u003eFour Seasons 39422 Expansion Valve\u003c\/h2\u003e\u003cp\u003eFour Seasons 39422 is a block-type A\/C expansion valve for R134A systems. Built from aluminum with female O-ring connections, it is specified for 2.000 ton applications and a 4.0 superheat setting. This Four Seasons Expansion Valve is a direct-fit HVAC flow restrictor for service work where precise refrigerant metering is required.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Four Seasons Expansion Valve\u003c\/li\u003e\n\u003cli\u003ePart number: 39422\u003c\/li\u003e\n\u003cli\u003eBlock type A\/C expansion valve\u003c\/li\u003e\n\u003cli\u003eAluminum construction and aluminum finish\u003c\/li\u003e\n\u003cli\u003eR134A refrigerant type\u003c\/li\u003e\n\u003cli\u003eFemale insert O-ring inlet and outlet connections\u003c\/li\u003e\n\u003cli\u003eLiquid inlet: No. 6, 5\/8\"-18 thread\u003c\/li\u003e\n\u003cli\u003eLiquid outlet: No. 8, 3\/4\"-18 thread\u003c\/li\u003e\n\u003cli\u003eSuction inlet: No. 8, 7\/8\"-18 thread\u003c\/li\u003e\n\u003cli\u003eSuction outlet: No. 10, 7\/8\"-18 thread\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM requirements\u003c\/li\u003e\n\u003cli\u003eStyle: w\/o solenoid\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 39422 expansion valve regulates refrigerant flow into the evaporator so the A\/C system can maintain proper cooling performance. Its block-style design, aluminum body, and O-ring female fittings support service replacement in R134A-equipped systems that use the listed port sizes and thread specifications. This part cross-references FEL-PRO 1644 for the same application. For buyers searching for a Four Seasons 39422 expansion valve, this unit is a technical match for HVAC repair where the original valve has restricted flow, inconsistent superheat, or poor cooling output. It is also a relevant replacement for vehicle-specific searches such as Honda Civic A\/C expansion valve and Toyota Camry HVAC expansion valve when the application calls for this exact configuration.\u003c\/p\u003e\u003ch2\u003eCommon Problems It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak cabin cooling from incorrect refrigerant metering\u003c\/li\u003e\n\u003cli\u003eEvaporator performance issues caused by a sticking valve\u003c\/li\u003e\n\u003cli\u003eUneven vent temperatures in an R134A A\/C system\u003c\/li\u003e\n\u003cli\u003ePressure imbalance related to a worn expansion valve\u003c\/li\u003e\n\u003cli\u003eService replacement for a leaking or damaged O-ring style valve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the original valve style, refrigerant type, and port\/thread dimensions before installation. Confirm the system uses R134A and matches the listed liquid and suction inlet\/outlet sizes, including the female insert O-ring connections. Replace seals and evacuate the system according to standard A\/C service procedures after installation. For fitment-based searches, confirm the vehicle application before ordering; this part is commonly searched for Honda Civic and Toyota Camry A\/C repair, but the exact vehicle match must follow the listed system specifications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons lists this expansion valve as meeting or exceeding OEM requirements. Part number 39422 is built for service replacement in properly matched A\/C systems and is identified under Four Seasons Expansion Valve product line coverage.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":51967378129077,"sku":"BBRN-39422","price":95.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_39422_Fro.jpg?v=1775068297","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-39422-a-c-expansion-valve","provider":"PartCatalog","version":"1.0","type":"link"}