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a "stuck open" switch often causes the blower to run continuously without burner ignition
Direct OEM Compatibility: Specifically engineered for a precise fit in Heil
Most failures result from carbon buildup on the tip
as it lacks the necessary circuitry and terminal designations for heat stages
Common Questions Is the Lennox 26G78 interchangeable with the 26G7801
Aaon P91330 Limit Els PW 17895 a "stuck open" switch oftenThe Aaon P91330 is a precision engineered fixed temperature limit switch designed for high limit protection in Aaon rooftop units and air handling systems. Operating with a 210F trip point and a 40F manual reset differential, this safety control prevents heat exchanger damage and unsafe operating conditions by opening the control circuit upon sensing an over temperature event. As a direct OEM replacement part, it ensures compatibility with existing