{"product_id":"oem-lennox-burner-assembly-090-69w89","title":"OEM Lennox Burner Assembly (090) — 69W89","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e69W89\u003c\/strong\u003e burner assembly (factory references 602866-08 and 609702-01) is the complete burner unit for 090-size Lennox gas furnaces. It mixes gas and air and delivers a stable flame into each heat exchanger tube, forming the foundation of your furnace's heating cycle. This assembly is built for consistent, efficient combustion across the full firing rate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Worn or corroded burners can cause delayed ignition, noisy startup, uneven or yellow flames, sooting, and flame-sensor faults that trip the furnace on lockout. Rust flaking, clogged ports, or visible cracking are clear signs the burner assembly needs replacing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The Lennox \u003cstrong\u003e69W89\u003c\/strong\u003e is calibrated to the exact port sizing, spacing, and orifice geometry your 090 furnace requires for a clean burn and correct gas-to-air ratio. Generic burners can misfire, overheat the heat exchanger, or generate excess carbon monoxide. Installing the OEM assembly restores factory-rated ignition reliability, efficiency, and safety for your Lennox system.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081128657267,"sku":"LNX-69W89","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-burner-ribbon-LNX-69W89.jpg?v=1783759530","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-burner-assembly-090-69w89","provider":"National HVAC Parts","version":"1.0","type":"link"}