{"product_id":"four-seasons-39484-a-c-expansion-valve","title":"Four Seasons 39484 A\/C Expansion Valve","description":"\u003ch2\u003eFour Seasons 39484 Expansion Valve Overview\u003c\/h2\u003e\u003cp\u003eFour Seasons 39484 is a block-type A\/C expansion valve for R134A systems. Built from aluminum with O-ring sealing washer connections, it is specified for 1.5 ton applications and a 6.9 super heat setting. This Four Seasons Expansion Valve is a direct-fit HVAC flow restrictor for service work on vehicles that use the listed connection sizes and mounting pattern.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: 39484\u003c\/li\u003e\n\u003cli\u003eBrand line: Four Seasons Expansion Valve\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 suction and liquid inlet\/outlet fittings\u003c\/li\u003e\n\u003cli\u003eSuction ports: No. 12 thread diameter, not threaded\u003c\/li\u003e\n\u003cli\u003eLiquid ports: No. 8 thread diameter, not threaded\u003c\/li\u003e\n\u003cli\u003eO-ring sealing washer style on suction and liquid connections\u003c\/li\u003e\n\u003cli\u003eMounting hole quantity: 2\u003c\/li\u003e\n\u003cli\u003eStyle: w\/o solenoid\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eFour Seasons 39484 is an A\/C expansion valve used to regulate refrigerant flow into the evaporator, helping maintain proper system pressure and cooling performance. The block-style design, female port configuration, and O-ring sealing surfaces make it a practical replacement for service on R134A air conditioning systems. This part number 39484 is listed with a 1.5 ton rating and a 6.9 super heat specification, which are important details when matching the valve to the original HVAC setup. For buyers searching Four Seasons 39484, A\/C expansion valve, or Four Seasons Expansion Valve applications, verify port size, mounting layout, and refrigerant type before installation. This part cross-references UAC EX529497C for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak or inconsistent cabin cooling\u003c\/li\u003e\n\u003cli\u003eIncorrect refrigerant metering at the evaporator\u003c\/li\u003e\n\u003cli\u003eCompressor cycling caused by flow restriction issues\u003c\/li\u003e\n\u003cli\u003eLeaking or worn O-ring connection points\u003c\/li\u003e\n\u003cli\u003eHVAC performance loss after A\/C service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the system uses R134A refrigerant and a block-type expansion valve before replacement. Match the suction and liquid port sizes, female fitting style, and two-hole mounting pattern to the original component. Replace and lubricate O-rings as needed during service, evacuate the system properly, and recharge to the vehicle manufacturer’s specification. For vehicle-specific searches such as Honda Civic A\/C expansion valve replacement or Toyota Camry HVAC expansion valve service, compare the original valve layout to the dimensions listed for Four Seasons 39484.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons lists this expansion valve as meeting or exceeding OEM requirements. The aluminum construction and OE-style connection design support consistent fit and serviceability in properly matched applications, including common Honda Civic and Toyota Camry HVAC repair searches when the original part number and port configuration align.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":51967378489525,"sku":"BBRN-39484","price":56.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_39484_Fro.jpg?v=1775068316","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-39484-a-c-expansion-valve","provider":"PartCatalog","version":"1.0","type":"link"}