{"product_id":"oem-goodman-manual-reset-limit-switch-gch91155dxac-10123517","title":"OEM Goodman Manual Reset Limit Switch GCH91155DXAC — 10123517","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 10123517\u003c\/strong\u003e is a genuine OEM manual-reset high-limit switch for \u003cstrong\u003eGCH91155DXAC\u003c\/strong\u003e gas furnaces and compatible Goodman\/Amana models. This normally-closed safety switch opens the control circuit and shuts down the burners if the heat exchanger or plenum temperature exceeds its rated trip point, then stays open until it is manually reset — a deliberate design that flags a real overheat condition for service.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Manual reset high-limit \/ rollout safety switch\u003c\/li\u003e\n\u003cli\u003eFunction: Overheat cutout — opens burner circuit on high temperature\u003c\/li\u003e\n\u003cli\u003eReset: Manual (push-button)\u003c\/li\u003e\n\u003cli\u003eContacts: Normally closed\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 10123517\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas furnace\u003c\/li\u003e\n\u003cli\u003ePrimary fit: GCH91155DXAC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 10123517 is calibrated to the exact trip temperature Goodman specifies for this furnace, so it protects the heat exchanger without nuisance trips. Generic limit switches with the wrong setpoint either trip early and leave you without heat or fail to trip in time — a genuine safety concern. Always use the OEM-rated switch for safety components.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy–Moderate (2\/5).\u003c\/strong\u003e Shut off gas and power, remove the two mounting screws, transfer the spade wires one at a time, and mount the new switch. About 15 minutes. Because this is a safety trip, also investigate \u003cem\u003ewhy\u003c\/em\u003e it opened — restricted airflow, a dirty filter, or a failing blower — before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058056872307,"sku":"GOODMAN-9789","price":7.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-manual-reset-limit-switch-gch91155dxac-10123517","provider":"National HVAC Parts","version":"1.0","type":"link"}