Lennox 35K71 Combustion Chamber 321702-401 the blower wheel is likely

the blower wheel is likely out of balance or has loose blades

and Payne replacement parts

Its rugged all-stainless steel construction provides exceptional resistance to corrosion and wear

Which models does the 1177026 replace

Lennox 35K71 Combustion Chamber 321702-401 the blower wheel is likelyThe Lennox 35K71 Combustion Chamber is a critical OEM replacement part engineered for high performance Lennox gas fired furnaces. Designed to manage the intense thermal demands of the heat exchange process, this chamber provides a precisely enclosed environment where natural gas combustion occurs. Fabricated from high grade, heat resistant materials, the 35K71 ensures optimal air fuel mixing, which directly correlates to reduced emissions and