{"product_id":"rheem-protech-47-22861-02k-oem-manual-reset-limit-switch-flanged-airstream-furnace-temperature-safety-control","title":"Rheem PROTECH 47-22861-02K OEM Manual Reset Limit Switch – Flanged Airstream Furnace Temperature Safety Control","description":"\u003cp class=\"MsoNormal\"\u003eThe Rheem PROTECH 47-22861-02K Manual Reset Limit Switch is an OEM replacement temperature safety control designed for compatible Rheem and Ruud heating equipment.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eAlso identified by item number 47-22861-02, this flanged airstream limit switch is designed to monitor temperature within an approved heating system application. When the temperature reaches the switch's specified limit, the switch opens its electrical contacts to interrupt the applicable safety circuit.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eUnlike automatic-reset limit switches, the Rheem 47-22861-02K features a manual-reset design. This requires the switch to be manually reset after activation, once the underlying overheating condition has been identified and corrected.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe flanged airstream configuration is intended for equipment-specific mounting in the monitored airflow path. Proper installation helps maintain the manufacturer's designed temperature safety protection.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIdeal for professional furnace maintenance and repair, this OEM replacement switch helps restore proper operation of compatible Rheem and Ruud heating equipment.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eKey Features \u0026amp; Function\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eBrand: Rheem \/ PROTECH\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eManufacturer Part Number: 47-22861-02K\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eItem Number: 47-22861-02\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eOEM Description: Limit Switch – Manual Reset (Flanged Airstream)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eManual-reset temperature safety control\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eFlanged airstream mounting configuration\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eTemperature-actuated electrical switching\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eHelps protect heating equipment against excessive temperatures\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eDesigned for compatible Rheem and Ruud heating systems\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eEquipment-specific electrical terminals and mounting\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eOEM replacement for approved applications\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eIntended for professional HVAC service and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eProduct Details \u0026amp; Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable class=\"MsoNormalTable\" border=\"0\" cellpadding=\"0\" style=\"mso-cellspacing: 1.5pt; mso-yfti-tbllook: 1184;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"mso-yfti-irow: 0; mso-yfti-firstrow: yes;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eDetails\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 1;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eManufacturer\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eRheem\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 2;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eBrand\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eRheem \/ PROTECH\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 3;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eManufacturer Part Number\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e47-22861-02K\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 4;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eItem Number\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e47-22861-02\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 5;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOEM Description\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eLimit Switch – Manual Reset (Flanged Airstream)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 6;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eProduct Type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eFurnace Temperature Limit Switch\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 7;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eReset Type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eManual Reset\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 8;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eMounting Style\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eFlanged Airstream\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 9;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003ePrimary Function\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOvertemperature Safety Protection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 10;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eSwitch Operation\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTemperature-Actuated\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 11;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOpening Temperature\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eVerify manufacturer specifications\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 12;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eReset Temperature\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eVerify manufacturer specifications\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 13;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eElectrical Rating\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eVerify manufacturer specifications\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 14;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eContact Configuration\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eVerify manufacturer specifications\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 15;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eTerminal Configuration\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eVerify original component\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 16;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eEquipment Application\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eCompatible Rheem \/ Ruud Heating Equipment\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 17;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eReplacement Type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eOEM Replacement\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 18; mso-yfti-lastrow: yes;\"\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eInstallation\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: .75pt .75pt .75pt .75pt;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eQualified HVAC Technician Recommended\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"MsoNormal\"\u003eSpecification Note: The exact opening temperature, electrical contact rating, mounting dimensions, and compatible equipment models have not been independently verified. Confirm these details against the original component and Rheem's technical documentation.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eHVAC Depot Pro Tip\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA manual-reset limit switch that has tripped may indicate a significant overheating condition requiring immediate attention.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBefore replacing or resetting the Rheem 47-22861-02K, determine why the heating system exceeded its intended operating temperature.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eRecommended diagnostic checks:\u003c\/p\u003e\n\u003col style=\"margin-top: 0in;\" start=\"1\" type=\"1\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eVerify the furnace model and serial number.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eConfirm the original limit switch part number.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eInspect the air filter for dirt or restrictions.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eCheck supply and return airflow.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eVerify proper blower motor operation.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eInspect the heat exchanger and heating assembly as required.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eExamine switch terminals and wiring for overheating.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\"\u003eVerify the replacement has the correct temperature rating and mounting configuration.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"MsoNormal\"\u003eHVAC Depot Pro Tip: A manual-reset limit switch should never be replaced with an automatic-reset version unless specifically authorized by the equipment manufacturer.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eImportant: Never bypass or jumper a furnace safety limit switch. Do not repeatedly reset a tripped switch without diagnosing and correcting the underlying overheating condition.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eDisconnect electrical power before servicing. Installation and testing should be performed by a qualified HVAC technician.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eEquipment \/ Model Compatibility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe Rheem 47-22861-02K is intended for select Rheem and Ruud heating equipment requiring this specific manual-reset flanged airstream limit switch.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eExact compatible equipment models have not been independently verified.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBefore ordering, confirm:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eComplete furnace model number\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eEquipment serial number\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eOriginal switch part number\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eRequired temperature rating\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eManual-reset configuration\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eFlange dimensions and mounting position\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list .5in;\"\u003eElectrical terminal arrangement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eCompatibility Notice: This is not a universal furnace limit switch. Confirm that the manufacturer specifies 47-22861-02K or an approved equivalent for the equipment.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"Rheem","offers":[{"title":"Default Title","offer_id":54146807267691,"sku":"662766155730","price":46.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/9683\/9531\/files\/47-22861-02.jpg?v=1792513218","url":"https:\/\/tophvacparts.com\/products\/rheem-protech-47-22861-02k-oem-manual-reset-limit-switch-flanged-airstream-furnace-temperature-safety-control","provider":"HVAC Parts and Equipment Depot Open To Homeowners and Contractors","version":"1.0","type":"link"}