How do I know if my Lennox flame sensor is bad

specifically within the M1 and MGH model series

Versatile Mounting: The enclosed Type 84 housing permits multi-positional installation in high-density control panels

and high-humidity environments

For field technicians servicing light-duty commercial equipment

York S1-025-31810-001 Harness Assembly How do I know ifThe York S1 025 31810 001 Harness Assembly is a factory authorized OEM HVAC replacement part engineered for high precision electrical signal and power distribution within residential and light commercial equipment. This 6 pin wire harness is a critical interface for the systems control logic, facilitating communication between the HVAC control board and major mechanical components like the compressor, condenser fan, or blower motor. Designed to