{"product_id":"ac-parts-2001024-expansion-valve-freightliner-cascadia-113","title":"MEI 1634 Block-Type A\/C Expansion Valve – Freightliner Cascadia (2001024)","description":"\u003cp\u003e2001024 drops into Freightliner Cascadia (2001024) as a direct-fit A\/C expansion valve. This MEI-manufactured slim-line valve with integrated mounting hardware controls refrigerant flow for Freightliner Cascadia 113\/125 and Coronado models (2008–2020) with flange mount design and includes mounting bolts and sealing washers.\u003c\/p\u003e\n\n\u003ch2\u003eExpansion Valve Type \u0026amp; Configuration\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Block-Type Thermostatic Expansion Valve (TXV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTonnage:\u003c\/strong\u003e Medium-capacity slim-line design for modern trucks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Configuration:\u003c\/strong\u003e #8 inlet (1\/2\"), #12 outlet (3\/4\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Style:\u003c\/strong\u003e Flange mount with stationary seals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e Includes mounting bolts and sealing washers for quick installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R134a (modern truck A\/C standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Cascadia evolution series\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSigns You Need a New Expansion Valve\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFrost accumulation at the evaporator inlet or suction line\u003c\/li\u003e\n\u003cli\u003eA\/C blows warm air; cooling capacity drops suddenly\u003c\/li\u003e\n\u003cli\u003eHigh head pressure with low suction pressure readings\u003c\/li\u003e\n\u003cli\u003eInconsistent cooling during highway operation under load\u003c\/li\u003e\n\u003cli\u003eValve sticking—system alternates between starving and flooding\u003c\/li\u003e\n\u003cli\u003eAudible clicking or valve hunting noise from the dash\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eMEI (Mechanical Environmental Inc.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e2001024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOEM Numbers\u003c\/th\u003e\n\u003ctd\u003eVCCT1000898P, T1000044L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eComponent Type\u003c\/th\u003e\n\u003ctd\u003eBlock-Type Thermostatic Expansion Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInlet Port Size\u003c\/th\u003e\n\u003ctd\u003e#8 (1\/2\" nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOutlet Port Size\u003c\/th\u003e\n\u003ctd\u003e#12 (3\/4\" nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMount Type\u003c\/th\u003e\n\u003ctd\u003eFlange mount, stationary seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIncluded Hardware\u003c\/th\u003e\n\u003ctd\u003eMounting bolts and sealing washers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRefrigerant\u003c\/th\u003e\n\u003ctd\u003eR134a\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSystem Generation\u003c\/th\u003e\n\u003ctd\u003eCascadia Evolution (2010+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCross References\u003c\/h2\u003e\n\u003cp\u003eThis part is equivalent to the following part numbers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Freightliner:\u003c\/strong\u003e VCCT1000898P, T1000044L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTruck Air\/Aftermarket:\u003c\/strong\u003e 12-0627A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlso known as:\u003c\/strong\u003e 1634, 125764, 3131334, 3411556, 450-6606, 520-1435, PTAC1634, M644, T100044L, T1000898P\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eFreightliner Cascadia 113 Models, Cascadia 125 Models, Coronado (2008–2020). Modern A\/C systems with R134a refrigerant. Factory replacement with hardware included. Verify model year before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThis kit includes all mounting hardware and sealing washers. Installation torque must be per Freightliner specifications to avoid seal damage or leaks.\u003c\/em\u003e\u003c\/p\u003e","brand":"MEI","offers":[{"title":"Default Title","offer_id":51191395549469,"sku":"2001024","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/0730\/1991\/files\/BLOCK-TYPE-EXPANSION-VALVES-2001024.jpg?v=1776787794","url":"https:\/\/www.allprodiesel.net\/products\/ac-parts-2001024-expansion-valve-freightliner-cascadia-113","provider":"All Pro Truck Parts","version":"1.0","type":"link"}