including a 5

the internal bimetal disc is likely fatigued or damaged

this component ensures the blower assembly and burner ignition sequences operate according to manufacturer safety protocols

requiring a replacement like the 100241

is designed with a black jacket and red stripe to ensure rapid pneumatic circuit identification during multi-line installations

System Sensor B114LP Detector Els PW 17895 including a 5System Sensor B114LP Gas Smoke Detection, 120Vac Nominal Voltage, 4 Wire, Ceiling Mounted, Smoke Detector Adapter Base with SPST NO and SPDT relay contacts and a 470 ohm current limiting resistor for 2151 Special Applications Duct Smoke Detector