{"product_id":"four-seasons-36666-a-c-condenser-fan-switch","title":"Four Seasons 36666 A\/C Condenser Fan Switch","description":"\u003ch2\u003eReliable A\/C Condenser Fan Switch for Buick, Oldsmobile, Pontiac\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Pressure Switch part number 36666 is designed to maintain optimal air conditioning system performance in select Buick, Oldsmobile, and Pontiac vehicles. This system-mounted pressure switch ensures proper condenser fan operation by monitoring refrigerant pressure levels.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnector color: Green for easy identification\u003c\/li\u003e\n\u003cli\u003eTwo male terminals for secure electrical connection\u003c\/li\u003e\n\u003cli\u003e3\/8 in. x 24 fitting thread size for precise system mounting\u003c\/li\u003e\n\u003cli\u003eOperates between 175 psi (off) and 220 psi (on) for accurate fan control\u003c\/li\u003e\n\u003cli\u003eConstructed from durable plastic and metal materials\u003c\/li\u003e\n\u003cli\u003eCompatible harness connector: 37227\u003c\/li\u003e\n\u003cli\u003eIncludes one item 24606 as part of the package\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Four Seasons Pressure Switch Product Line\u003c\/h2\u003e\u003cp\u003eThe Pressure Switch line from Four Seasons focuses on pressure-activated components that regulate HVAC system functions. This A\/C condenser fan switch is part of that line, providing reliable pressure sensing to control the condenser fan operation. It is engineered to meet OEM standards, ensuring compatibility and performance in the specified vehicle models.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons 36666 A\/C condenser fan switch is a pressure-activated system mount switch designed to open the fan circuit when refrigerant pressure reaches 220 psi and close it at 175 psi. This precise operation helps maintain proper cooling system function and prevents overheating. The switch features a green connector with two male terminals, making installation straightforward. Its 3\/8 in. x 24 fitting thread size ensures a secure fit in the HVAC system. Constructed from a combination of plastic and metal, this switch offers durability and reliable performance in Buick 88, Buick 98, Oldsmobile Custom Cruiser, Pontiac Bonneville, LeSabre, and Park Avenue models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents condenser fan from running continuously or not running at all\u003c\/li\u003e\n\u003cli\u003eHelps avoid A\/C system overheating due to improper fan activation\u003c\/li\u003e\n\u003cli\u003eEnsures efficient air conditioning performance in Buick, Oldsmobile, and Pontiac vehicles\u003c\/li\u003e\n\u003cli\u003eResolves intermittent fan operation caused by faulty pressure switches\u003c\/li\u003e\n\u003cli\u003eMaintains proper refrigerant pressure control for system longevity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Four Seasons 36666 pressure switch, ensure the system is depressurized and the vehicle is off. The switch mounts directly to the system using the 3\/8 in. x 24 thread fitting. Connect the green male terminals securely to the harness connector 37227. Verify the switch operates within the specified pressure range (175 psi off, 220 psi on) after installation. Proper torque and sealing are important to prevent leaks and ensure accurate pressure sensing.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThis Four Seasons Pressure Switch meets or exceeds OEM specifications for fit, form, and function. Manufactured with quality plastic and metal components, it is designed for durability and reliable operation. The product includes a warranty that covers defects in material and workmanship, providing confidence in its long-term performance for Buick, Oldsmobile, and Pontiac HVAC systems.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44597005353141,"sku":"BBRN-36666","price":37.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_36666_Fro_d5b646a2-adbe-463f-8560-2f942ff300fa.jpg?v=1775068020","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-36666-a-c-condenser-fan-switch","provider":"PartCatalog","version":"1.0","type":"link"}