Lochinvar & A.O. Smith 100275562 Ignitor Kit 320074-702 the Lennox 33J88 serves as
Baker’s notes & crumb story
Description
Lochinvar & A.O. Smith 100275562 Ignitor Kit 320074 702 the Lennox 33J88 serves as the Lennox 33J88 serves as an essential furnace pressure switch replacement when diagnosing "open pressure switch" error codes or combustion air inducer failures you will need appropriate reducers or to verify if the 1 2" variant of the 36H series is required for your specific BTU load