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Reliable Switching: SPDT switch logic allows for both normally open and normally closed wiring options
Common Technician Questions What are the symptoms of a failing S1-025-32701-000
the 401629 F&T trap provides continuous condensate drainage without the risk of steam loss
Can I use an aftermarket pressure switch instead of the Reznor 204328
Lennox 98M85 Ignitor 326058-756 Reliable Switching: SPDT switch logicThe Lennox 98M85 Ignitor (also identified by part number 100220 01) is an OEM silicon nitride hot surface ignitor designed for high performance gas furnace applications. Engineered specifically for Lennox, Armstrong, and Ducane heating systems, this replacement furnace ignitor produces a precise, high temperature spark to ensure consistent fuel ignition and reliable startup cycles. Unlike standard glass or silicon carbide alternatives, the 98M85