A faulty switch typically triggers a specific diagnostic flash code on the furnace control board

making it resistant to impact and standard cleaning agents

the internal bimetal disc has likely fatigued and requires replacement

Will this fix a water heater that won't stay lit

Hankison 5930-189-1 Sensor Els PW 17895 A faulty switch typically triggersThe Hankison 5930 189 1 Sensor is a precision engineered HI TEMP light sensor specifically designed for industrial and commercial air dryer applications. As the direct OEM successor to the HKN 5930. 189. 1 and 5930. 189. 1, this updated component integrates seamlessly into existing Hankison air dryer control systems. It functions as a critical safety and monitoring device, detecting high temperature conditions at the separator inlet or within the