a carbon-fouled or cracked flame sensor is the most likely culprit

19 dimensions are specific

Featuring a

It is recommended to coil and secure excess wire rather than cutting it

Amana-Goodman B1370198 Limit Switch a carbon-fouled or cracked flameThe Amana Goodman B1370198 Limit Switch is a critical safety component designed for high performance HVAC systems, specifically engineered to monitor and regulate internal plenum temperatures. This 120 150F Auto Limit Switch functions as a normally closed (NC) thermal protection device, ensuring the furnace operates within precise thermodynamic parameters to prevent overheating. Operating on an automatic reset mechanism, this OEM Goodman replacement