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using the OEM 88A12 ensures the correct gauge and terminal fitment specific to Lennox furnace ignition systems
The Maxitrol R400Z-1/2 Regulator is a high-performance zero governor gas regulator engineered specifically for technical air-gas mixing systems and proportional premixing applications
measure the current in series with the sensor wire
If your furnace diagnostic LED indicates a pressure switch stuck open or closed
you must verify that the existing wiring gauge and circuit breaker are rated for the increased amperage draw of a 10kW component
Trane HUS1223 Blower Housing 30067439-890 using the OEM 88A12 ensuresThe Trane HUS1223 Blower Housing is a factory authorized OEM replacement part engineered for exact fitment in Trane and American Standard residential air handlers and furnaces. As an essential component of the indoor fan assembly, this housing is designed to maintain tight tolerances for static pressure management and optimal CFM delivery. Constructed from heavy duty galvanized steel or high grade reinforced polymerdepending on your specific chassis